Seamless Carbon Steel Pipes
ASTM A36 Carbon Steel Seamless Pipe Schedule 10 Black LSAW Welded Pipe 355mm OD
ASTM A36 carbon steel pipe for structural use. Features good weldability, machinability, and ductility. Available in seamless and LSAW welded types. OD 355-1626mm, wall 8-50mm. API 5L certified. Custom lengths up to 12m. Ideal for bridges, buildings, and oil rigs.
ASTM A36 SSAW Seamless Steel Pipe Large Diameter 24 Inch Oil Spiral Welded Tube
API 5L PSL1/PSL2 certified spiral welded pipe for oil and gas transport. High strength grades up to X70. Custom sizes available. Durable, tested, and export-ready with 3-year warranty.
6mm ASTM A53 ERW Carbon Steel Pipe for Building Construction 6m Length
Durable ERW carbon steel pipe, ASTM A53 certified, ideal for structural and fluid transport applications. Features 6mm wall thickness, customizable lengths, and ISO 9001 quality assurance. Competitive pricing with fast global shipping.
GB3091 ASTM A500 Cold Drawn Welded Carbon Steel Pipe 80mm OD Building Material
High-strength cold drawn welded steel pipe in round, square, or rectangular shapes. OD 15-200mm, wall thickness 0.5-5mm. Meets ASTM A500, GB3091, and ISO9001:2008. Ideal for construction, machinery, and agriculture. Custom surface treatment and packaging available.
JIS G3445 Q235 NBK Seamless Carbon Steel Pipe 6 Inch Schedule 80 20mm-480mm OD
High precision cold drawn seamless carbon steel pipe, JIS G3445 Q235 NBK, 6 inch Schedule 80. Durable, efficient, with short delivery time and competitive price. Custom sizes available.
ASTM A106 Seamless Carbon Steel Pipe 120mm OD PE Coated Q235B Q345B
High precision seamless steel pipe with 120mm OD, PE coated for corrosion resistance. Meets ASTM A106 standard. Custom lengths, surface finishing, and OD/WT grinding available. Suitable for structural, fluid, and machinery applications. ISO, BV, SGS certified.
ASTM A179 Seamless Carbon Steel Pipe 3.2mm to 76.2mm OD Cold Drawn
Cold drawn seamless carbon steel pipe per ASTM A179/ASME SA179. OD 3.2-76.2mm, wall 0.5-14mm. Ideal for heat exchangers and condensers. Min tensile 325 MPa. Custom lengths available. 3-year warranty.
Hot Rolled Carbon Seamless Steel Fluid Pipe ST37 ST52 A106B 100mm OD
High precision seamless steel pipe in grades ST37, ST52, 1020, 1045, and A106B. Durable for fluid transport and structural use. Custom lengths, surface finishing, and OD/WT grinding available. Certified ISO, BV, SGS. MOQ 1 ton.
ASTM A178 A106 Seamless Carbon Steel Pipe PE Coated API 5L OD 21.3-1420mm WT 2.11-300mm
High precision seamless carbon steel pipe with PE coating, certified to ASTM A178, A106, and API 5L. Offers excellent durability and weldability. Customizable OD, WT, and length. Suitable for structural, fluid, and construction applications. ISO, BV, SGS certified.
API5L Carbon Seamless Steel Pipe Gr.B X42 X46 400mm S235jr OD 21.3-1420mm
High precision carbon seamless steel pipe in grades Gr.B, X42, X46, and S235jr. OD 21.3-1420mm, WT 2.11-300mm. Custom lengths, surface finishing, and sizing available. Ideal for construction, fluid transport, and machinery. Certified to API, ASTM, and DIN standards.
DN600 Carbon Seamed Steel Pipe ASTM A53 100mm OD Q235B for Construction
High precision carbon steel pipe in Q235, Q345, and ASTM A53 grades. OD 21.3-1420mm, WT 2.11-300mm. Durable, weldable, and customizable. ISO/BV/SGS certified. Ideal for structural and fluid transport applications.
ASTM DIN Seamless Carbon Steel Pipe API5L 300mm OD A106 A178 Q235
High precision seamless carbon steel pipe in OD 21.3-1420mm, WT 2.11-300mm. Durable, weldable, and customizable. Ideal for construction and fluid transport. Certified to ASTM, API, DIN. MOQ 1 ton.
ASTM A53 Carbon Seamed Steel Pipe DN600 Black Painted 21.3-1420mm OD
High precision Q235/Q345 carbon steel pipe with 2.11-300mm wall thickness. Durable, weldable, and customizable. Ideal for construction and fluid transport. ISO/BV/SGS certified. MOQ 1 ton.
API5L Q235 Seamless Carbon Steel Pipe Gr.B X42 X46 400mm OD 21.3-1420mm
High precision seamless carbon steel pipe in Q235, Q345, and API5L grades. Durable, weldable, and customizable in OD 21.3-1420mm with wall thickness 2.11-300mm. Ideal for construction and fluid transport. ISO, BV, SGS certified. Factory direct with fast delivery.
ASTM A53 Carbon Seamed Steel Pipe DN600 Black Painting 21.3-1420mm OD
High precision Q235 Q345 carbon steel pipe with customizable length, OD, and wall thickness. Suitable for construction and fluid transportation. Supports deep processing, standard export packaging, and 3-year warranty.
ASTM A106 Seamless Carbon Steel Pipe API 5L A53 A178 PE Coated 120mm OD 2.11mm WT
High precision seamless carbon steel pipe in Q235, Q345, and ASTM grades. Durable, weldable, and customizable in length, surface, and dimensions. Ideal for construction, fluid transport, and machinery. ISO, BV, SGS certified. Factory direct with fast delivery.
Hot Rolled Carbon Seamless Steel Fluid Pipe ST37 ST52 A106B 100mm OD
High-precision seamless steel pipe for fluid transport, available in grades ST37, ST52, 1020, 1045, and A106B. Durable, weldable, and customizable in length, OD, and wall thickness. Certified to ASTM, API, and DIN standards. Ideal for construction and machinery.
Black Iron Seamless Carbon Steel Pipe 100mm OD A283 Q235 for Construction
High precision seamless carbon steel pipe in 100mm OD. Made from Q235 with good plasticity and weldability. Custom lengths and surface finishing available. Certified ISO, BV, SGS. Ideal for structural and fluid transport applications.
Cold Drawn Seamless Steel Tube Carbon Pipe High Precision 1250mm OD 21.3-1420mm
High-precision cold drawn seamless carbon steel pipe for high-temperature and high-pressure applications. Meets ASTM A106/ASME SA106 Grade B standards. Durable, customizable sizes from 21.3mm to 1420mm OD. Ideal for oil refineries, power plants, and boilers. ISO, BV, SGS certified.
Welded Carbon Steel Pipe Cold Drawn 530mm OD Q235 SS400 for Construction
High-strength welded carbon steel pipe with 530mm OD, cold drawn finish. Made from Q235/SS400 steel, offering excellent plasticity, toughness, and weldability. Ideal for construction and structural applications. Custom sizes, coatings, and 3-year warranty available.