Jiangsu Profile
Product List
15271. Premium ASTM A335, A213, En 10216-2 Seamless Steel Tube for High-Temperature Petroleum Applications ... 
[Oct 24, 2025]
[Oct 24, 2025] Product Description Seamless pipe for petroleum cracking is a long piece of steel with a hollow cross-section and no seams around it, and a petroleum cracking pipe is a kind of economic cross-section ...
Company: WUXI TONGNO SPECIAL STEEL CO.,LTD
15272. J55, K55, N80-1, N80q, R95, M65, L80, C90, T95, C110, P110, Q125 High-Quality Factory Price ... [Oct 20, 2025]
[Oct 20, 2025] Product Description The oil casing is a steel tube used to support the well wall of oil and gas Wells to ensure the normal operation of the whole well during the drilling process and after completion. Several layers ...
Company: WUXI TONGNO SPECIAL STEEL CO.,LTD
15273. 4140 Alloy Seamless Steel Tubing [Sep 27, 2025]
[Sep 27, 2025] 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 ...
15274. Factory Manufacture Various 42CrMo4 Steel Tube [Sep 27, 2025]
[Sep 27, 2025] 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 ...
15275. 4140 Material Precision Seamless Steel Tube [Sep 27, 2025]
[Sep 27, 2025] 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 ...
15276. Round Shaped Precision Seamless Steel Tube of 4130 Material [Sep 27, 2025]
[Sep 27, 2025] 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 ...
15277. Precision Seamless Steel Tube of 4130 Material [Sep 27, 2025]
[Sep 27, 2025] 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 ...
15278. Alloy and Carbon 4130 Chrome Steel Tubing [Sep 27, 2025]
[Sep 27, 2025] 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 ...
15279. Alloy Seamless AISI 4130 Steel Tube [Sep 27, 2025]
[Sep 27, 2025] 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 ...
15280. AISI 4130 Round Mechanical Tubing/Pipes [Sep 27, 2025]
[Sep 27, 2025] 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 ...
15281. Cold Rolled 4130 Steel Seamless Pipe/Tube [Sep 27, 2025]
[Sep 27, 2025] 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 ...
15282. St52 and 4130 Seamless Pipes and Tubes [Sep 27, 2025]
[Sep 27, 2025] 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 ...
15283. Seamless Steel Pipe DIN2391 St52 Nbk Steel Tube [Sep 27, 2025]
[Sep 27, 2025] 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 ...
15284. 4130 Seamless Pipes and Tubes [Sep 27, 2025]
[Sep 27, 2025] 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 ...
15285. China Steel Pipe Manufacturers, 4130 Chromoly Steel Tubing [Sep 27, 2025]
[Sep 27, 2025] 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 ...
