Company Profile

Changzhou Chengxin Metal Products Co., Ltd specialize in manufacturing of precision seamless steel tubes, hydraulic cylinder tubes and hydraulic cylinder barrels.
Our manufacturing capacity is a follows:
1. Cold rolled tube suitable for honing: 40mm*32mm-140mm*120mm
2. Cold drawn tube suitable for honing: 82mm*70mm-480mm*420mm
3. Honed tube for hydraulic cylinder: 40mm*32mm-1200mm*1000mm
4. Skived&roller burnished tube: 82mm*70mm-340mm*300mm
5. Cylinder barrels according to drawings.
The materials include DIN2391-2 ST52, ST52.3, EN10305-1 E355, C35E, C45E, 25CrMo4, 42CrMo4, ASTM A519 SAE1020, SAE1026, SAE1045, SAE4130, SAE4140, etc.
Based on our expertise on hot reolled, , hot expanded, chain cold drawn seamless steel pipes/tubes, we are also providing strategic sourcing service of other seamless steel pipes and tubes for customers from other industry like oil&gas industries, pressure vessels, ship building, and other industries.
We welcome business contact, information requirement, or inquiry from customers all over the world.