Jiangsu Profile
Product List
3586. Hot Sale ASTM A106 A53 Sch40 Q195 Q235 Q235B Q345 Hot Rolled Carbon Steel Seamless Pipe/Tube 
[Apr 06, 2026]
[Apr 06, 2026] Carbon Steel Pipe Spiral or helical welded pipes are made by winding a steel strip into a cylinder and welding the edges spirally. This process allows flexible production of various diameters (200 mm - 3,000+ mm) with ...
Company: Kunqian Steel (Jiangsu) Co., Ltd.
3587. Q235B ERW API 1/2"-12" Od 1.5-8mm Thickness Welded Carbon Steel Tube for Construction [Apr 06, 2026]
[Apr 06, 2026] Carbon Steel Pipe Spiral or helical welded pipes are made by winding a steel strip into a cylinder and welding the edges spirally. This process allows flexible production of various diameters (200 mm - 3,000+ mm) with ...
Company: Kunqian Steel (Jiangsu) Co., Ltd.
3588. ASTM A106 Grade B Sch40 Sch80 Black Iron Pipe for Oil and Gas Transportation [Apr 06, 2026]
[Apr 06, 2026] Carbon Steel Pipe Spiral or helical welded pipes are made by winding a steel strip into a cylinder and welding the edges spirally. This process allows flexible production of various diameters (200 mm - 3,000+ mm) with ...
Company: Kunqian Steel (Jiangsu) Co., Ltd.
3589. Hot Sale ASTM T91 P91 P22 P9 P11 4130 42CrMo 15CrMo Seamless Carbon Steel Pipe Tube [Apr 06, 2026]
[Apr 06, 2026] Carbon Steel Pipe Spiral or helical welded pipes are made by winding a steel strip into a cylinder and welding the edges spirally. This process allows flexible production of various diameters (200 mm - 3,000+ mm) with ...
Company: Kunqian Steel (Jiangsu) Co., Ltd.
3590. Hot Dipped Galvanized Steel Round Pipe for Greenhouse Construction [Feb 24, 2026]
[Feb 24, 2026] Product introduction Galvanized pipe is a steel pipe with zinc coating on the surface. It is divided into hot-dip galvanized pipe and cold-dip galvanized pipe. It is mainly used in construction, fire protection, ...
Company: Jiangsu Rongyi Metal Co., Ltd
3591. Premium Cold Drawn Seamless Carbon Steel Tubes for Global Distribution [Feb 24, 2026]
[Feb 24, 2026] Product introduction Seamless carbon steel pipe is a hollow pipe made of carbon steel as the main material, which is made by hot rolling, cold rolling or cold drawing after perforating a whole round steel or solid pipe. ...
Company: Jiangsu Rongyi Metal Co., Ltd
3592. Premium Grade B Seamless Steel Cutting Pipe for Sale [Feb 24, 2026]
[Feb 24, 2026] Product introduction Seamless carbon steel pipe is a hollow pipe made of carbon steel as the main material, which is made by hot rolling, cold rolling or cold drawing after perforating a whole round steel or solid pipe. ...
Company: Jiangsu Rongyi Metal Co., Ltd
3593. High-Quality Q195 Q235 Q345 Round Steel Pipe Tube for Construction [Jan 13, 2026]
[Jan 13, 2026] Carbon structural steel model: Q195: low-pressure fluid transportation, building decoration, yield strength 195MPa. Q215: light steel structure, standard parts, higher tensile strength. Q235: main building ...
3594. SA516 Gr. 70 Welded Steel Round Pipe Oil Line Spiral Welded Tube ASTM A252 SSAW Carbon Welding ... [Apr 01, 2026]
[Apr 01, 2026] Welded Steel Pipe Oil Line Spiral Welded Pipe Astm A252 Ssaw Carbon Welding Pipes Large Diameter Structure Product Description Products Carbon steel pipe/tube Round tube Square Tube Rectangular ...
3595. Comparison Table of Cold Rolled ABS Ah36 / Dh36 / Eh36 Marine Low Carbon Steel Pipe Properties [Mar 25, 2026]
[Mar 25, 2026] Hot Rolled ABS AH36 Grade Carbon Seamless Steel Tubing 88.9 x 7.62mm CCS DH36 Rule Marine Steel Pipe Factory Direct Product Description ABS AH36 steel pipe is a high-strength, low-alloy structural steel pipe certified ...
3596. Factory Direct Sales of 10#, 20#, 35#, 45#, 16mn, 27simn, and 40cr Carbon Steel Pipes, 700 mm in ... [Mar 17, 2026]
[Mar 17, 2026] Product introduction Seamless carbon steel pipe is a hollow pipe made of carbon steel as the main material, which is made by hot rolling, cold rolling or cold drawing after perforating a whole round steel or solid pipe. ...
Company: Jiangsu Rongyi Metal Co., Ltd
3597. Q235 Q195 Q345 A36 Galvanized Hot DIP Mild/ERW/Welded/Square Carbon Steel Tube [Jan 08, 2026]
[Jan 08, 2026] Product Description Specification Product name Carbon steel pipe Material GB: Q195, Q215, Q235A, Q235B, Q235C, Q235D, Q255A, 255B, Q275,Q295A,Q295B, Q345B, Q345C, Q345D, Q345E, Q390A, Q390B, Q390C,Q390D,Q390E, Q420, ...
3598. Large Stock ASTM A53/A106/ 5L Gr. B Carbon Steel Pipe, Sizes From 1/2 Inch to 48 Inch [Mar 11, 2026]
[Mar 11, 2026] Product introduction Seamless carbon steel pipe is a hollow pipe made of carbon steel as the main material, which is made by hot rolling, cold rolling or cold drawing after perforating a whole round steel or solid pipe. ...
Company: Jiangsu Rongyi Metal Co., Ltd
3599. Ss400 Carbon Steel Spiral Welded Pipe, Sch 20/40 Thickness for Sewage Treatment on Sale [Apr 06, 2026]
[Apr 06, 2026] Carbon Steel Pipe Spiral or helical welded pipes are made by winding a steel strip into a cylinder and welding the edges spirally. This process allows flexible production of various diameters (200 mm - 3,000+ mm) with ...
Company: Kunqian Steel (Jiangsu) Co., Ltd.
3600. ISO 2531 Standard Cement Lined Ductile Iron Pipe for Municipal Sewage Treatment Plant [Apr 06, 2026]
[Apr 06, 2026] Carbon Steel Pipe Spiral or helical welded pipes are made by winding a steel strip into a cylinder and welding the edges spirally. This process allows flexible production of various diameters (200 mm - 3,000+ mm) with ...
Company: Kunqian Steel (Jiangsu) Co., Ltd.
