Jiangsu Profile
Product List
7486. High Strength Customized Q195 Q235 Q345 A36 Carbon Steel Seamless Pipe/Tube 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.
7487. High Quality AISI 4130 42CrMo 16mn 1/2 /3/4 Inch Weld Seamless Carbon Steel Pipe for Oil and Gas ... [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.
7488. ASTM A53 A36 1 Inch Sch 40 14 Inch A106 Q235 Per Meter 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.
7489. ASTM API 5L Gr B A134 A106 A53 Sch 40 Black Ms Iron Pipe Hot Rolled Seamless and Welded Carbon ... [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.
7490. High Quality Hot Selling Large-Diameter ASTM A53 Welded Carbon Steel Pipe for Building Materials [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.
7491. High-Quality Carbon Steel Pipe Welded A53 A106 36mm ERW Spiral Steel Tube SSAW Carbon Welded Pipe [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.
7492. ASTM A106b A53b Sch 40 Sch 80 Hot Rolled 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.
7493. 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.
7494. ASTM A53 Sch80 DN150 Oil Pipeline Industrial Use High Pressure Carbon Steel Welded Pipe [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.
7495. 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.
7496. 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.
7497. Hot Rolled Carbon Steel 20mm Thick 8'' 10'' 12'' 15'' Structure Steel Pipeline Industrial Welded ... [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.
7498. Gh3128 Seamless Tubes for Mhd Generator Electrodes [Apr 16, 2026]
[Apr 16, 2026] GH3128 seamless tubes represent a breakthrough in nickel-chromium-tungsten superalloy technology, specifically engineered to meet the demands of modern high-temperature fluid management systems. With a unique ...
7499. Fatigue-Resistant 3j01 Elastic Capillary Tubing for Mems Devices [Apr 16, 2026]
[Apr 16, 2026] 3J01 and 4J29 alloys excel in applications requiring precise elastic properties and thermal expansion matching. Whether in aerospace actuators or semiconductor packaging, these materials provide the mechanical stability ...
7500. Construction & Decoration Special Purpose Round Pipe Precise Coil Inconel 718 [Apr 16, 2026]
[Apr 16, 2026] In the realm of high-performance materials, Inconel 718 stands out as a premier choice for applications demanding exceptional strength, durability, and resistance to extreme environments. Our Inconel 718 Stainless Steel ...
