{"id":8786,"date":"2025-05-10T06:51:12","date_gmt":"2025-05-10T03:21:12","guid":{"rendered":"https:\/\/mahyarsepahan.com\/what-are-the-characteristics-of-spiral-pipes\/"},"modified":"2025-07-19T08:56:00","modified_gmt":"2025-07-19T05:26:00","slug":"what-are-the-characteristics-of-spiral-pipes","status":"publish","type":"post","link":"https:\/\/mahyarsepahan.com\/en\/what-are-the-characteristics-of-spiral-pipes\/","title":{"rendered":"What are the characteristics of spiral pipes?"},"content":{"rendered":"<p style=\"text-align: left;\" data-start=\"305\" data-end=\"331\"><strong data-start=\"305\" data-end=\"331\">What is a Spiral Pipe?<\/strong><\/p>\n<p style=\"text-align: left;\" data-start=\"333\" data-end=\"644\">A spiral pipe is a type of steel pipe manufactured using hot-rolled steel coils that are helically wound and welded. Thanks to its unique construction, it offers high strength and excellent resistance to both internal and external pressures. The smooth internal surface reduces friction and improves fluid flow.<\/p>\n<p style=\"text-align: left;\"><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-7575\" src=\"https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2025\/05\/ChatGPT-Image-May-9-2025-02_47_00-PM.webp\" alt=\"\u0645\u0632\u0627\u06cc\u0627\u06cc \u0644\u0648\u0644\u0647 \u0627\u0633\u067e\u06cc\u0631\u0627\u0644 \u0627\u0633\u062a\u062d\u06a9\u0627\u0645 \u0628\u0627\u0644\u0627: \u0645\u0642\u0627\u0648\u0645\u062a \u062f\u0631 \u0628\u0631\u0627\u0628\u0631 \u0641\u0634\u0627\u0631\u0647\u0627\u06cc \u062f\u0627\u062e\u0644\u06cc \u0648 \u062e\u0627\u0631\u062c\u06cc. \u0637\u0648\u0644 \u0628\u062f\u0648\u0646 \u0645\u062d\u062f\u0648\u062f\u06cc\u062a: \u0642\u0627\u0628\u0644\u06cc\u062a \u062a\u0648\u0644\u06cc\u062f \u062f\u0631 \u0637\u0648\u0644\u200c\u0647\u0627\u06cc \u0628\u0644\u0646\u062f \u0628\u062f\u0648\u0646 \u062f\u0631\u0632\u0647\u0627\u06cc \u0627\u0636\u0627\u0641\u06cc. \u06a9\u0627\u0647\u0634 \u0627\u0641\u062a \u0641\u0634\u0627\u0631: \u0633\u0637\u062d \u062f\u0627\u062e\u0644\u06cc \u0635\u0627\u0641 \u0628\u0627\u0639\u062b \u06a9\u0627\u0647\u0634 \u0627\u0641\u062a \u0641\u0634\u0627\u0631 \u0633\u06cc\u0627\u0644 \u0645\u06cc\u200c\u0634\u0648\u062f. \u0645\u0642\u0631\u0648\u0646\u200c\u0628\u0647\u200c\u0635\u0631\u0641\u0647: \u0647\u0632\u06cc\u0646\u0647 \u062a\u0648\u0644\u06cc\u062f \u067e\u0627\u06cc\u06cc\u0646\u200c\u062a\u0631 \u0646\u0633\u0628\u062a \u0628\u0647 \u0633\u0627\u06cc\u0631 \u0644\u0648\u0644\u0647\u200c\u0647\u0627. \u0627\u0646\u0639\u0637\u0627\u0641\u200c\u067e\u0630\u06cc\u0631\u06cc \u062f\u0631 \u062a\u0648\u0644\u06cc\u062f: \u0642\u0627\u0628\u0644\u06cc\u062a \u062a\u0648\u0644\u06cc\u062f \u0628\u0627 \u0642\u0637\u0631\u0647\u0627 \u0648 \u0636\u062e\u0627\u0645\u062a\u200c\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641\" width=\"1536\" height=\"1024\" srcset=\"https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2025\/05\/ChatGPT-Image-May-9-2025-02_47_00-PM.webp 1536w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2025\/05\/ChatGPT-Image-May-9-2025-02_47_00-PM-300x200.webp 300w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2025\/05\/ChatGPT-Image-May-9-2025-02_47_00-PM-1024x683.webp 1024w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2025\/05\/ChatGPT-Image-May-9-2025-02_47_00-PM-768x512.webp 768w\" sizes=\"(max-width: 1536px) 100vw, 1536px\" \/><\/p>\n<h3 data-start=\"646\" data-end=\"679\"><span class=\"ez-toc-section\" id=\"Advantages_of_Spiral_Pipe\"><\/span><strong data-start=\"650\" data-end=\"679\">Advantages of Spiral Pipe<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_80 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Content list<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/mahyarsepahan.com\/en\/what-are-the-characteristics-of-spiral-pipes\/#Advantages_of_Spiral_Pipe\" >Advantages of Spiral Pipe<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/mahyarsepahan.com\/en\/what-are-the-characteristics-of-spiral-pipes\/#Spiral_Pipe_Production_Process\" >Spiral Pipe Production Process<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/mahyarsepahan.com\/en\/what-are-the-characteristics-of-spiral-pipes\/#Applications_of_Spiral_Pipes\" >Applications of Spiral Pipes<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/mahyarsepahan.com\/en\/what-are-the-characteristics-of-spiral-pipes\/#Technical_Specifications\" >Technical Specifications<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/mahyarsepahan.com\/en\/what-are-the-characteristics-of-spiral-pipes\/#Spiral_Pipe_Pricing\" >Spiral Pipe Pricing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/mahyarsepahan.com\/en\/what-are-the-characteristics-of-spiral-pipes\/#Why_Choose_Mahyar_Sepahan\" >Why Choose Mahyar Sepahan?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/mahyarsepahan.com\/en\/what-are-the-characteristics-of-spiral-pipes\/#Comparison_with_Other_Pipe_Types\" >Comparison with Other Pipe Types<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/mahyarsepahan.com\/en\/what-are-the-characteristics-of-spiral-pipes\/#Spiral_Pipe_Coatings\" >Spiral Pipe Coatings<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/mahyarsepahan.com\/en\/what-are-the-characteristics-of-spiral-pipes\/#Spiral_Pipe_in_Irans_Market\" >Spiral Pipe in Iran\u2019s Market<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/mahyarsepahan.com\/en\/what-are-the-characteristics-of-spiral-pipes\/#Innovations_in_Production\" >Innovations in Production<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/mahyarsepahan.com\/en\/what-are-the-characteristics-of-spiral-pipes\/#Notable_Projects\" >Notable Projects<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/mahyarsepahan.com\/en\/what-are-the-characteristics-of-spiral-pipes\/#Spiral_Pipe_Checklist_for_Contractors\" >Spiral Pipe Checklist (for Contractors)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/mahyarsepahan.com\/en\/what-are-the-characteristics-of-spiral-pipes\/#Engineering_to_Order_ETO\" >Engineering to Order (ETO)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/mahyarsepahan.com\/en\/what-are-the-characteristics-of-spiral-pipes\/#Final_Verdict\" >Final Verdict<\/a><\/li><\/ul><\/nav><\/div>\n\n<ul data-start=\"680\" data-end=\"1065\">\n<li data-start=\"680\" data-end=\"755\">\n<p data-start=\"682\" data-end=\"755\"><strong data-start=\"682\" data-end=\"700\">High Strength:<\/strong> Withstands internal and external pressure effectively.<\/p>\n<\/li>\n<li data-start=\"756\" data-end=\"838\">\n<p data-start=\"758\" data-end=\"838\"><strong data-start=\"758\" data-end=\"780\">Unlimited Lengths:<\/strong> Can be produced in long lengths without additional seams.<\/p>\n<\/li>\n<li data-start=\"839\" data-end=\"906\">\n<p data-start=\"841\" data-end=\"906\"><strong data-start=\"841\" data-end=\"863\">Low Pressure Drop:<\/strong> Smooth inner wall reduces flow resistance.<\/p>\n<\/li>\n<li data-start=\"907\" data-end=\"985\">\n<p data-start=\"909\" data-end=\"985\"><strong data-start=\"909\" data-end=\"928\">Cost-Effective:<\/strong> Lower production costs compared to other types of pipes.<\/p>\n<\/li>\n<li data-start=\"986\" data-end=\"1065\">\n<p data-start=\"988\" data-end=\"1065\"><strong data-start=\"988\" data-end=\"1012\">Flexible Production:<\/strong> Available in various diameters and wall thicknesses.<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"1067\" data-end=\"1105\"><\/h3>\n<p style=\"text-align: left;\" data-start=\"698\" data-end=\"776\"><img decoding=\"async\" class=\"alignnone wp-image-7587 size-full\" src=\"https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2025\/05\/ChatGPT-Image-May-9-2025-02_46_49-PM.webp\" alt=\"\u0645\u0632\u0627\u06cc\u0627\u06cc \u0644\u0648\u0644\u0647 \u0627\u0633\u067e\u06cc\u0631\u0627\u0644 \u0627\u0633\u062a\u062d\u06a9\u0627\u0645 \u0628\u0627\u0644\u0627: \u0645\u0642\u0627\u0648\u0645\u062a \u062f\u0631 \u0628\u0631\u0627\u0628\u0631 \u0641\u0634\u0627\u0631\u0647\u0627\u06cc \u062f\u0627\u062e\u0644\u06cc \u0648 \u062e\u0627\u0631\u062c\u06cc. \u0637\u0648\u0644 \u0628\u062f\u0648\u0646 \u0645\u062d\u062f\u0648\u062f\u06cc\u062a: \u0642\u0627\u0628\u0644\u06cc\u062a \u062a\u0648\u0644\u06cc\u062f \u062f\u0631 \u0637\u0648\u0644\u200c\u0647\u0627\u06cc \u0628\u0644\u0646\u062f \u0628\u062f\u0648\u0646 \u062f\u0631\u0632\u0647\u0627\u06cc \u0627\u0636\u0627\u0641\u06cc. \u06a9\u0627\u0647\u0634 \u0627\u0641\u062a \u0641\u0634\u0627\u0631: \u0633\u0637\u062d \u062f\u0627\u062e\u0644\u06cc \u0635\u0627\u0641 \u0628\u0627\u0639\u062b \u06a9\u0627\u0647\u0634 \u0627\u0641\u062a \u0641\u0634\u0627\u0631 \u0633\u06cc\u0627\u0644 \u0645\u06cc\u200c\u0634\u0648\u062f. \u0645\u0642\u0631\u0648\u0646\u200c\u0628\u0647\u200c\u0635\u0631\u0641\u0647: \u0647\u0632\u06cc\u0646\u0647 \u062a\u0648\u0644\u06cc\u062f \u067e\u0627\u06cc\u06cc\u0646\u200c\u062a\u0631 \u0646\u0633\u0628\u062a \u0628\u0647 \u0633\u0627\u06cc\u0631 \u0644\u0648\u0644\u0647\u200c\u0647\u0627. \u0627\u0646\u0639\u0637\u0627\u0641\u200c\u067e\u0630\u06cc\u0631\u06cc \u062f\u0631 \u062a\u0648\u0644\u06cc\u062f: \u0642\u0627\u0628\u0644\u06cc\u062a \u062a\u0648\u0644\u06cc\u062f \u0628\u0627 \u0642\u0637\u0631\u0647\u0627 \u0648 \u0636\u062e\u0627\u0645\u062a\u200c\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641\" width=\"1536\" height=\"1024\" srcset=\"https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2025\/05\/ChatGPT-Image-May-9-2025-02_46_49-PM.webp 1536w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2025\/05\/ChatGPT-Image-May-9-2025-02_46_49-PM-300x200.webp 300w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2025\/05\/ChatGPT-Image-May-9-2025-02_46_49-PM-1024x683.webp 1024w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2025\/05\/ChatGPT-Image-May-9-2025-02_46_49-PM-768x512.webp 768w\" sizes=\"(max-width: 1536px) 100vw, 1536px\" \/><\/p>\n<div style=\"text-align: left;\">\n<h3 data-start=\"1067\" data-end=\"1105\"><span class=\"ez-toc-section\" id=\"Spiral_Pipe_Production_Process\"><\/span><strong data-start=\"1071\" data-end=\"1105\">Spiral Pipe Production Process<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"1106\" data-end=\"1144\">There are two main production methods:<\/p>\n<ul data-start=\"1145\" data-end=\"1304\">\n<li data-start=\"1145\" data-end=\"1228\">\n<p data-start=\"1147\" data-end=\"1228\"><strong data-start=\"1147\" data-end=\"1167\">One-Step Method:<\/strong> The steel coil is spirally formed and welded simultaneously.<\/p>\n<\/li>\n<li data-start=\"1229\" data-end=\"1304\">\n<p data-start=\"1231\" data-end=\"1304\"><strong data-start=\"1231\" data-end=\"1251\">Two-Step Method:<\/strong> The coil is first shaped and then welded separately.<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"1306\" data-end=\"1393\">In both methods, Submerged Arc Welding (SAW) is used to ensure high-quality seam welds.<\/p>\n<p data-start=\"1306\" data-end=\"1393\">\n<\/div>\n<h3 data-start=\"1307\" data-end=\"1339\"><span class=\"ez-toc-section\" id=\"Applications_of_Spiral_Pipes\"><\/span>Applications of Spiral Pipes<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"1341\" data-end=\"1656\">\n<li data-start=\"1341\" data-end=\"1424\">\n<p data-start=\"1343\" data-end=\"1424\"><strong data-start=\"1343\" data-end=\"1366\">Oil &amp; Gas Industry:<\/strong> Transmission of crude oil, natural gas, and other fluids.<\/p>\n<\/li>\n<li data-start=\"1425\" data-end=\"1474\">\n<p data-start=\"1427\" data-end=\"1474\"><strong data-start=\"1427\" data-end=\"1448\">Water and Sewage:<\/strong> Urban and rural networks.<\/p>\n<\/li>\n<li data-start=\"1475\" data-end=\"1534\">\n<p data-start=\"1477\" data-end=\"1534\"><strong data-start=\"1477\" data-end=\"1499\">Chemical Industry:<\/strong> Transport of corrosive substances.<\/p>\n<\/li>\n<li data-start=\"1535\" data-end=\"1580\">\n<p data-start=\"1537\" data-end=\"1580\"><strong data-start=\"1537\" data-end=\"1554\">Construction:<\/strong> HVAC and heating systems.<\/p>\n<\/li>\n<li data-start=\"1581\" data-end=\"1656\">\n<p data-start=\"1583\" data-end=\"1656\"><strong data-start=\"1583\" data-end=\"1618\">Bridge and Structural Projects:<\/strong> Ideal for large-scale infrastructure.<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"1658\" data-end=\"1686\"><span class=\"ez-toc-section\" id=\"Technical_Specifications\"><\/span>Technical Specifications<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"1688\" data-end=\"1845\">\n<li data-start=\"1688\" data-end=\"1720\">\n<p data-start=\"1690\" data-end=\"1720\"><strong data-start=\"1690\" data-end=\"1703\">Diameter:<\/strong> 8 to 120 inches.<\/p>\n<\/li>\n<li data-start=\"1721\" data-end=\"1754\">\n<p data-start=\"1723\" data-end=\"1754\"><strong data-start=\"1723\" data-end=\"1742\">Wall Thickness:<\/strong> 5 to 25 mm.<\/p>\n<\/li>\n<li data-start=\"1755\" data-end=\"1794\">\n<p data-start=\"1757\" data-end=\"1794\"><strong data-start=\"1757\" data-end=\"1768\">Length:<\/strong> Typically 6 to 12 meters.<\/p>\n<\/li>\n<li data-start=\"1795\" data-end=\"1845\">\n<p data-start=\"1797\" data-end=\"1845\"><strong data-start=\"1797\" data-end=\"1811\">Standards:<\/strong> API 5L, AWWA C200, DIN 1626, etc.<\/p>\n<\/li>\n<\/ul>\n<p style=\"text-align: left;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-7603\" src=\"https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2025\/05\/ChatGPT-Image-May-9-2025-02_47_08-PM.webp\" alt=\"\u0645\u0632\u0627\u06cc\u0627\u06cc \u0644\u0648\u0644\u0647 \u0627\u0633\u067e\u06cc\u0631\u0627\u0644 \" width=\"1536\" height=\"1024\" srcset=\"https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2025\/05\/ChatGPT-Image-May-9-2025-02_47_08-PM.webp 1536w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2025\/05\/ChatGPT-Image-May-9-2025-02_47_08-PM-300x200.webp 300w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2025\/05\/ChatGPT-Image-May-9-2025-02_47_08-PM-1024x683.webp 1024w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2025\/05\/ChatGPT-Image-May-9-2025-02_47_08-PM-768x512.webp 768w\" sizes=\"(max-width: 1536px) 100vw, 1536px\" \/><\/p>\n<h3 data-start=\"1847\" data-end=\"1870\"><span class=\"ez-toc-section\" id=\"Spiral_Pipe_Pricing\"><\/span>Spiral Pipe Pricing<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"1872\" data-end=\"1883\">Depends on:<\/p>\n<ul data-start=\"1884\" data-end=\"1997\">\n<li data-start=\"1884\" data-end=\"1933\">\n<p data-start=\"1886\" data-end=\"1933\">Steel sheet quality (imported sheets cost more)<\/p>\n<\/li>\n<li data-start=\"1934\" data-end=\"1963\">\n<p data-start=\"1936\" data-end=\"1963\">Diameter and wall thickness<\/p>\n<\/li>\n<li data-start=\"1964\" data-end=\"1997\">\n<p data-start=\"1966\" data-end=\"1997\">Welding and manufacturing costs<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"1999\" data-end=\"2029\"><span class=\"ez-toc-section\" id=\"Why_Choose_Mahyar_Sepahan\"><\/span>Why Choose Mahyar Sepahan?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"2031\" data-end=\"2151\">\n<li data-start=\"2031\" data-end=\"2065\">\n<p data-start=\"2033\" data-end=\"2065\">Fully automated production lines<\/p>\n<\/li>\n<li data-start=\"2066\" data-end=\"2097\">\n<p data-start=\"2068\" data-end=\"2097\">International quality control<\/p>\n<\/li>\n<li data-start=\"2098\" data-end=\"2119\">\n<p data-start=\"2100\" data-end=\"2119\">Expert consultation<\/p>\n<\/li>\n<li data-start=\"2120\" data-end=\"2151\">\n<p data-start=\"2122\" data-end=\"2151\">Secure packaging and delivery<\/p>\n<\/li>\n<\/ul>\n<h2 class=\"\" style=\"text-align: left;\" data-start=\"2278\" data-end=\"2298\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-7595\" style=\"font-size: 16px;\" src=\"https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2025\/05\/ChatGPT-Image-May-9-2025-02_46_53-PM.webp\" alt=\"\" width=\"1536\" height=\"1024\" srcset=\"https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2025\/05\/ChatGPT-Image-May-9-2025-02_46_53-PM.webp 1536w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2025\/05\/ChatGPT-Image-May-9-2025-02_46_53-PM-300x200.webp 300w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2025\/05\/ChatGPT-Image-May-9-2025-02_46_53-PM-1024x683.webp 1024w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2025\/05\/ChatGPT-Image-May-9-2025-02_46_53-PM-768x512.webp 768w\" sizes=\"(max-width: 1536px) 100vw, 1536px\" \/><\/h2>\n<h3 data-start=\"2153\" data-end=\"2189\"><span class=\"ez-toc-section\" id=\"Comparison_with_Other_Pipe_Types\"><\/span>Comparison with Other Pipe Types<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"_tableContainer_80l1q_1\">\n<div class=\"_tableWrapper_80l1q_14 group flex w-fit flex-col-reverse\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"2191\" data-end=\"2670\">\n<thead data-start=\"2191\" data-end=\"2286\">\n<tr data-start=\"2191\" data-end=\"2286\">\n<th data-start=\"2191\" data-end=\"2210\" data-col-size=\"sm\">Type<\/th>\n<th data-start=\"2210\" data-end=\"2286\" data-col-size=\"md\">Features<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"2383\" data-end=\"2670\">\n<tr data-start=\"2383\" data-end=\"2478\">\n<td data-start=\"2383\" data-end=\"2402\" data-col-size=\"sm\">Spiral (Helical)<\/td>\n<td data-start=\"2402\" data-end=\"2478\" data-col-size=\"md\">Cost-effective, high-diameter, suitable for fluid transport<\/td>\n<\/tr>\n<tr data-start=\"2479\" data-end=\"2574\">\n<td data-start=\"2479\" data-end=\"2498\" data-col-size=\"sm\">Seamless<\/td>\n<td data-start=\"2498\" data-end=\"2574\" data-col-size=\"md\">No welds, high pressure resistance, higher cost<\/td>\n<\/tr>\n<tr data-start=\"2575\" data-end=\"2670\">\n<td data-start=\"2575\" data-end=\"2594\" data-col-size=\"sm\">Straight-Seam<\/td>\n<td data-start=\"2594\" data-end=\"2670\" data-col-size=\"md\">Fast production, limited diameter, suitable for medium pressures<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div class=\"sticky end-(--thread-content-margin) h-0 self-end select-none\">\n<div class=\"absolute end-0 flex items-end\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<h3 data-start=\"2672\" data-end=\"2696\"><span class=\"ez-toc-section\" id=\"Spiral_Pipe_Coatings\"><\/span>Spiral Pipe Coatings<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"2698\" data-end=\"2717\">For anti-corrosion:<\/p>\n<ul data-start=\"2718\" data-end=\"2799\">\n<li data-start=\"2718\" data-end=\"2741\">\n<p data-start=\"2720\" data-end=\"2741\">Hot-dip Galvanization<\/p>\n<\/li>\n<li data-start=\"2742\" data-end=\"2755\">\n<p data-start=\"2744\" data-end=\"2755\">FBE Coating<\/p>\n<\/li>\n<li data-start=\"2756\" data-end=\"2778\">\n<p data-start=\"2758\" data-end=\"2778\">3-Layer Polyethylene<\/p>\n<\/li>\n<li data-start=\"2779\" data-end=\"2799\">\n<p data-start=\"2781\" data-end=\"2799\">Industrial Bitumen<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"2801\" data-end=\"2833\"><span class=\"ez-toc-section\" id=\"Spiral_Pipe_in_Irans_Market\"><\/span>Spiral Pipe in Iran\u2019s Market<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"2835\" data-end=\"2888\">Spiral pipes are a top choice for contractors due to:<\/p>\n<ul data-start=\"2889\" data-end=\"2952\">\n<li data-start=\"2889\" data-end=\"2907\">\n<p data-start=\"2891\" data-end=\"2907\">Local production<\/p>\n<\/li>\n<li data-start=\"2908\" data-end=\"2925\">\n<p data-start=\"2910\" data-end=\"2925\">Cost-efficiency<\/p>\n<\/li>\n<li data-start=\"2926\" data-end=\"2952\">\n<p data-start=\"2928\" data-end=\"2952\">Use in national projects<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-7387\" src=\"https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2024\/06\/IMG_0023-ezgif.com-optiwebp-scaled-2.webp\" alt=\"Spiral Pipe\" width=\"2560\" height=\"1920\" srcset=\"https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2024\/06\/IMG_0023-ezgif.com-optiwebp-scaled-2.webp 2560w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2024\/06\/IMG_0023-ezgif.com-optiwebp-scaled-2-300x225.webp 300w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2024\/06\/IMG_0023-ezgif.com-optiwebp-scaled-2-1024x768.webp 1024w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2024\/06\/IMG_0023-ezgif.com-optiwebp-scaled-2-768x576.webp 768w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2024\/06\/IMG_0023-ezgif.com-optiwebp-scaled-2-1536x1152.webp 1536w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2024\/06\/IMG_0023-ezgif.com-optiwebp-scaled-2-2048x1536.webp 2048w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/><\/p>\n<\/li>\n<\/ul>\n<ul data-start=\"2889\" data-end=\"2952\">\n<li data-start=\"2926\" data-end=\"2952\">\n<p data-start=\"2928\" data-end=\"2952\">\n<\/li>\n<\/ul>\n<h3 data-start=\"2954\" data-end=\"2983\"><span class=\"ez-toc-section\" id=\"Innovations_in_Production\"><\/span>Innovations in Production<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"2985\" data-end=\"3059\">\n<li data-start=\"2985\" data-end=\"3002\">\n<p data-start=\"2987\" data-end=\"3002\">Robotic welding<\/p>\n<\/li>\n<li data-start=\"3003\" data-end=\"3030\">\n<p data-start=\"3005\" data-end=\"3030\">Real-time quality control<\/p>\n<\/li>\n<li data-start=\"3031\" data-end=\"3059\">\n<p data-start=\"3033\" data-end=\"3059\">Earthquake-resistant edges<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"3061\" data-end=\"3081\"><span class=\"ez-toc-section\" id=\"Notable_Projects\"><\/span>Notable Projects<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"3083\" data-end=\"3196\">\n<li data-start=\"3083\" data-end=\"3126\">\n<p data-start=\"3085\" data-end=\"3126\">Water transfer from Zayandeh-Rood to Yazd<\/p>\n<\/li>\n<li data-start=\"3127\" data-end=\"3152\">\n<p data-start=\"3129\" data-end=\"3152\">Urban sewage in Isfahan<\/p>\n<\/li>\n<li data-start=\"3153\" data-end=\"3179\">\n<p data-start=\"3155\" data-end=\"3179\">Oil projects in Asaluyeh<\/p>\n<\/li>\n<li data-start=\"3180\" data-end=\"3196\">\n<p data-start=\"3182\" data-end=\"3196\">Export to Iraq<\/p>\n<\/li>\n<\/ul>\n<p style=\"text-align: left;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-7343\" src=\"https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2024\/06\/IMG_0037-ezgif.com-optiwebp-scaled-1.webp\" alt=\"\" width=\"2560\" height=\"1920\" srcset=\"https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2024\/06\/IMG_0037-ezgif.com-optiwebp-scaled-1.webp 2560w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2024\/06\/IMG_0037-ezgif.com-optiwebp-scaled-1-300x225.webp 300w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2024\/06\/IMG_0037-ezgif.com-optiwebp-scaled-1-1024x768.webp 1024w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2024\/06\/IMG_0037-ezgif.com-optiwebp-scaled-1-768x576.webp 768w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2024\/06\/IMG_0037-ezgif.com-optiwebp-scaled-1-1536x1152.webp 1536w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2024\/06\/IMG_0037-ezgif.com-optiwebp-scaled-1-2048x1536.webp 2048w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/><\/p>\n<h3 data-start=\"3198\" data-end=\"3241\"><span class=\"ez-toc-section\" id=\"Spiral_Pipe_Checklist_for_Contractors\"><\/span>Spiral Pipe Checklist (for Contractors)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"_tableContainer_80l1q_1\">\n<div class=\"_tableWrapper_80l1q_14 group flex w-fit flex-col-reverse\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"3243\" data-end=\"4025\">\n<thead data-start=\"3243\" data-end=\"3339\">\n<tr data-start=\"3243\" data-end=\"3339\">\n<th data-start=\"3243\" data-end=\"3263\" data-col-size=\"sm\">Parameter<\/th>\n<th data-start=\"3263\" data-end=\"3339\" data-col-size=\"md\">Description<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"3438\" data-end=\"4025\">\n<tr data-start=\"3438\" data-end=\"3535\">\n<td data-start=\"3438\" data-end=\"3458\" data-col-size=\"sm\">Fluid Type<\/td>\n<td data-start=\"3458\" data-end=\"3535\" data-col-size=\"md\">Defines coating and thickness<\/td>\n<\/tr>\n<tr data-start=\"3536\" data-end=\"3633\">\n<td data-start=\"3536\" data-end=\"3556\" data-col-size=\"sm\">Project Pressure<\/td>\n<td data-start=\"3556\" data-end=\"3633\" data-col-size=\"md\">Determines welding and testing requirements<\/td>\n<\/tr>\n<tr data-start=\"3634\" data-end=\"3731\">\n<td data-start=\"3634\" data-end=\"3654\" data-col-size=\"sm\">Diameter\/Thickness<\/td>\n<td data-start=\"3654\" data-end=\"3731\" data-col-size=\"md\">Must align with engineering design<\/td>\n<\/tr>\n<tr data-start=\"3732\" data-end=\"3829\">\n<td data-start=\"3732\" data-end=\"3752\" data-col-size=\"sm\">Coatings<\/td>\n<td data-start=\"3752\" data-end=\"3829\" data-col-size=\"md\">Based on environmental conditions<\/td>\n<\/tr>\n<tr data-start=\"3830\" data-end=\"3927\">\n<td data-start=\"3830\" data-end=\"3850\" data-col-size=\"sm\">Certifications<\/td>\n<td data-start=\"3850\" data-end=\"3927\" data-col-size=\"md\">API, ISO, EN<\/td>\n<\/tr>\n<tr data-start=\"3928\" data-end=\"4025\">\n<td data-start=\"3928\" data-end=\"3948\" data-col-size=\"sm\">NDT Testing<\/td>\n<td data-start=\"3948\" data-end=\"4025\" data-col-size=\"md\">UT, RT, Hydro tests<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p style=\"text-align: left;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-7351\" src=\"https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2024\/06\/IMG_0055-ezgif.com-optiwebp-scaled-2.webp\" alt=\"\" width=\"2560\" height=\"1920\" srcset=\"https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2024\/06\/IMG_0055-ezgif.com-optiwebp-scaled-2.webp 2560w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2024\/06\/IMG_0055-ezgif.com-optiwebp-scaled-2-300x225.webp 300w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2024\/06\/IMG_0055-ezgif.com-optiwebp-scaled-2-1024x768.webp 1024w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2024\/06\/IMG_0055-ezgif.com-optiwebp-scaled-2-768x576.webp 768w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2024\/06\/IMG_0055-ezgif.com-optiwebp-scaled-2-1536x1152.webp 1536w, https:\/\/mahyarsepahan.com\/wp-content\/uploads\/2024\/06\/IMG_0055-ezgif.com-optiwebp-scaled-2-2048x1536.webp 2048w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/><\/p>\n<h3 data-start=\"4027\" data-end=\"4057\"><span class=\"ez-toc-section\" id=\"Engineering_to_Order_ETO\"><\/span>Engineering to Order (ETO)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"4059\" data-end=\"4156\">\n<li data-start=\"4059\" data-end=\"4075\">\n<p data-start=\"4061\" data-end=\"4075\">Custom designs<\/p>\n<\/li>\n<li data-start=\"4076\" data-end=\"4108\">\n<p data-start=\"4078\" data-end=\"4108\">Material and angle calibration<\/p>\n<\/li>\n<li data-start=\"4109\" data-end=\"4127\">\n<p data-start=\"4111\" data-end=\"4127\">Advanced testing<\/p>\n<\/li>\n<li data-start=\"4128\" data-end=\"4156\">\n<p data-start=\"4130\" data-end=\"4156\">Technical booklet included<\/p>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3 data-start=\"5218\" data-end=\"5235\"><span class=\"ez-toc-section\" id=\"Final_Verdict\"><\/span>Final Verdict<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"5237\" data-end=\"5495\">Spiral steel pipes are among the most efficient and economical solutions for large-scale fluid transport. With technical, economic, and environmental benefits, Mahyar Sepahan stands as a trusted supplier with high-quality products and full technical support.<\/p>\n<hr data-start=\"5497\" data-end=\"5500\" \/>\n<p data-start=\"5502\" data-end=\"5516\"><strong data-start=\"5502\" data-end=\"5516\">Contact Us<\/strong><\/p>\n<p data-start=\"5518\" data-end=\"5565\">For price inquiries and technical consultation:<\/p>\n<ul data-start=\"5567\" data-end=\"5717\">\n<li data-start=\"5567\" data-end=\"5602\">\n<p data-start=\"5569\" data-end=\"5602\"><strong data-start=\"5569\" data-end=\"5584\">Head Office<\/strong>: +98 9121180029<\/p>\n<\/li>\n<li data-start=\"5603\" data-end=\"5635\">\n<p data-start=\"5605\" data-end=\"5635\"><strong data-start=\"5605\" data-end=\"5617\">WhatsApp<\/strong>: +98 9121180029<\/p>\n<\/li>\n<li data-start=\"5636\" data-end=\"5717\">\n<p data-start=\"5638\" data-end=\"5717\"><strong data-start=\"5638\" data-end=\"5653\">Online Form<\/strong>: <a class=\"cursor-pointer\" target=\"_new\" rel=\"noopener\" data-start=\"5655\" data-end=\"5717\">mahyarsepahan.com\/contact<\/a><\/p>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Mahyar Sepahan steel spiral pipes, featuring high welding quality and corrosion-resistant coating, are ideal for the transmission of water, gas, sewage, and industrial fluids. Explore pricing, technical specifications, applications, and how to purchase directly from the manufacturer.<\/p>\n","protected":false},"author":3,"featured_media":7605,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[105],"tags":[],"class_list":["post-8786","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blogs-en"],"_links":{"self":[{"href":"https:\/\/mahyarsepahan.com\/en\/wp-json\/wp\/v2\/posts\/8786","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mahyarsepahan.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mahyarsepahan.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mahyarsepahan.com\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/mahyarsepahan.com\/en\/wp-json\/wp\/v2\/comments?post=8786"}],"version-history":[{"count":2,"href":"https:\/\/mahyarsepahan.com\/en\/wp-json\/wp\/v2\/posts\/8786\/revisions"}],"predecessor-version":[{"id":8788,"href":"https:\/\/mahyarsepahan.com\/en\/wp-json\/wp\/v2\/posts\/8786\/revisions\/8788"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mahyarsepahan.com\/en\/wp-json\/wp\/v2\/media\/7605"}],"wp:attachment":[{"href":"https:\/\/mahyarsepahan.com\/en\/wp-json\/wp\/v2\/media?parent=8786"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mahyarsepahan.com\/en\/wp-json\/wp\/v2\/categories?post=8786"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mahyarsepahan.com\/en\/wp-json\/wp\/v2\/tags?post=8786"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}