Jiangsu Profile
Famous Export Brand
Product List
20341. Premium Special Shaped Seamless Alloy Steel Pipes Supplier 
[Jan 12, 2026]
[Jan 12, 2026] Seamless Steel Tube --Precise custom outer diameter and inner diameter --Tight tolerances, resulting in reduced machine time / Dimensional accuracy --Smooth and Clean OD and ID surfaces --Excellent machining ...
20342. Premium Special Shaped 4140 Alloy Steel Tubing for Industrial Use [Jan 12, 2026]
[Jan 12, 2026] Seamless Steel Tube --Precise custom outer diameter and inner diameter --Tight tolerances, resulting in reduced machine time / Dimensional accuracy --Smooth and Clean OD and ID surfaces --Excellent machining ...
20343. En10084-1998 Seamless Alloy Steel Tube for Industrial Use [Jan 07, 2026]
[Jan 07, 2026] Seamless Steel Tube --Precise custom outer diameter and inner diameter --Tight tolerances, resulting in reduced machine time / Dimensional accuracy --Smooth and Clean OD and ID surfaces --Excellent machining ...
20344. Premium En10084-1998 Grade Alloy Steel Seamless Tube for Industrial Use [Jan 06, 2026]
[Jan 06, 2026] Seamless Steel Tube --Precise custom outer diameter and inner diameter --Tight tolerances, resulting in reduced machine time / Dimensional accuracy --Smooth and Clean OD and ID surfaces --Excellent machining ...
20345. Premium 38mn2V Alloy Steel Seamless Profile Pipe for Industrial Use [Jan 04, 2026]
[Jan 04, 2026] Seamless Steel Tube --Precise custom outer diameter and inner diameter --Tight tolerances, resulting in reduced machine time / Dimensional accuracy --Smooth and Clean OD and ID surfaces --Excellent machining ...
20346. High-Quality 20crmnti Alloy Steel Seamless Special Shapes Pipe [Jan 04, 2026]
[Jan 04, 2026] Seamless Steel Tube --Precise custom outer diameter and inner diameter --Tight tolerances, resulting in reduced machine time / Dimensional accuracy --Smooth and Clean OD and ID surfaces --Excellent machining ...
20347. Premium Alloy Steel Customized Seamless Shaped Tubes for Global Buyers [Jan 04, 2026]
[Jan 04, 2026] Seamless Steel Tube --Precise custom outer diameter and inner diameter --Tight tolerances, resulting in reduced machine time / Dimensional accuracy --Smooth and Clean OD and ID surfaces --Excellent machining ...
20348. Premium ISO9001 Certified Cold-Drawn Alloy Steel Seamless Pipe St52 4130/4140 S690q ASTM A500 A519 ... [Nov 19, 2025]
[Nov 19, 2025] Product Description Seamless steel pipe for crane boom is mainly used for load-bearing trusses of crawler cranes, tire cranes and harbor cranes, etc. These cranes undertake heavy lifting tasks in construction, ...
Company: WUXI TONGNO SPECIAL STEEL CO.,LTD
20349. High-Torque AISI 4145h 4140 Alloy Steel Seamless Drill Pipe Quenched & Tempered with Friction ... [Nov 18, 2025]
[Nov 18, 2025] Product Description Seamless steel pipe for drill pipe is also known as seamless steel pipe for petroleum drill pipe used in the petroleum industry. Standard: GB/T 9808 -- Chinese National Standard Main production ...
Company: WUXI TONGNO SPECIAL STEEL CO.,LTD
20350. Heat Treated Alloy Steel Seamless Pipe E75 X95 G105 S135 AISI 4130 4140 4145h 4137 Enhanced ... [Nov 18, 2025]
[Nov 18, 2025] Product Description Seamless steel pipe for drill pipe is also known as seamless steel pipe for petroleum drill pipe used in the petroleum industry. Standard: GB/T 9808 -- Chinese National Standard Main production ...
Company: WUXI TONGNO SPECIAL STEEL CO.,LTD
20351. Seamless Alloy Steel Pipe AISI 4130 4140 E75 X95 G105 S135 V150 Enhanced Wear & Torsional Strength ... [Nov 18, 2025]
[Nov 18, 2025] Product Description Seamless steel pipe for drill pipe is also known as seamless steel pipe for petroleum drill pipe used in the petroleum industry. Standard: GB/T 9808 -- Chinese National Standard Main production ...
Company: WUXI TONGNO SPECIAL STEEL CO.,LTD
20352. Premium ASTM A500 E75 X95 G105 S135 V150 AISI 4130 4140 Alloy Steel Seamless Pipe AISI 4145h/4137 ... [Nov 18, 2025]
[Nov 18, 2025] Product Description Seamless steel pipe for drill pipe is also known as seamless steel pipe for petroleum drill pipe used in the petroleum industry. Standard: GB/T 9808 -- Chinese National Standard Main production ...
Company: WUXI TONGNO SPECIAL STEEL CO.,LTD
20353. Wear-Resistant 30crmnsi 27simn E355 Alloy Steel Seamless Tube Pillar Pipe for Long-Lasting ... [Nov 18, 2025]
[Nov 18, 2025] Product Description Hydraulic Pillar Tube is a kind of material used to make hydraulic supports and cylinders and pillars in coal mine, as well as other hydraulic cylinders and pillars, which are mainly used in ...
Company: WUXI TONGNO SPECIAL STEEL CO.,LTD
20354. Factory Price ASTM A519 4130 Alloy Steel Seamless Tube Pillar Pipe with Equivalent 30crmnsi Grade ... [Nov 18, 2025]
[Nov 18, 2025] Product Description Hydraulic Pillar Tube is a kind of material used to make hydraulic supports and cylinders and pillars in coal mine, as well as other hydraulic cylinders and pillars, which are mainly used in ...
Company: WUXI TONGNO SPECIAL STEEL CO.,LTD
20355. ASTM A333 Gr. 6 Steel Tubes for Gas Cylinder Use High Strength Low Alloy JIS G3441 Scm440/SCR440 ... [Nov 18, 2025]
[Nov 18, 2025] Product Description Seamless steel tubes for gas cylinders are seamless steel tubes suitable for manufacturing gas cylinders and accumulator shells. Standard: GB/T 18248 -- China National Standard Q/321088HGB3 -- ...
Company: WUXI TONGNO SPECIAL STEEL CO.,LTD
