Jiangsu Profile
Product List
21091. Special Shapes of 4130 Material Steel Seamless Steel Tube 
[Sep 10, 2025]
[Sep 10, 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 ...
21092. 20cr Material Steel Seamless Steel Shaped Tube [Sep 10, 2025]
[Sep 10, 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 ...
21093. 38mn2V Alloy Steel Seamless Steel Special Shaped Pipe [Sep 10, 2025]
[Sep 10, 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 ...
21094. 38mn2V Alloy Steel Seamless Steel Profile Pipe [Sep 10, 2025]
[Sep 10, 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 ...
21095. 20mncr5 Material Seamless Steel Profiled Tube [Sep 10, 2025]
[Sep 10, 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 ...
21096. 20crmnti Alloy Steel Seamless Steel Special Shapes Pipe [Sep 10, 2025]
[Sep 10, 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 ...
21097. 20crmnti Alloy Steel Seamless Steel Shaped Pipe [Sep 10, 2025]
[Sep 10, 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 ...
21098. 20mncr5 Material Seamless Steel Shaped Tube [Sep 10, 2025]
[Sep 10, 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 ...
21099. Factory Customized 30CrMo Material Seamless Steel Tubes for Bicycle Frame [Sep 10, 2025]
[Sep 10, 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 ...
21100. 4130, 4135, 4140 Steel Customized Shaped Seamless Pipes [Sep 10, 2025]
[Sep 10, 2025] Seamless Steel Pipe/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 ...
21101. GB/T 3639 Q345b Seamless Steel Bks Cold Drawn Tube and Pipe [Sep 10, 2025]
[Sep 10, 2025] Seamless Steel Pipe/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 ...
21102. DIN2391 St52 H8 Honed Tube Cylinder Seamless Steel Pipes and Tubes [Sep 10, 2025]
[Sep 10, 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 ...
21103. St52 Thin-Walled Seamless Steel Tube/Pipe [Sep 10, 2025]
[Sep 10, 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 ...
21104. 20cr4, 41cr4 Steel Customized Shaped Seamless Pipes [Sep 10, 2025]
[Sep 10, 2025] Seamless Steel Pipe/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 ...
21105. 20cr, 40cr Steel Seamless Steel Shaped Tube [Sep 10, 2025]
[Sep 10, 2025] Seamless Steel Pipe/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 ...
