Cangzhou Zhongrun Steel Tube Co.,Ltd is a large- scale enterprise engaged in producing , processing and sales steel pipes in North China.It is of convenient transportation as it is only 150 km away from Xingang,Tianjin,China.
The company maintains two subsidiary companies , which include Cangzhou Hengchang Steel Pipe Manufacturing Co.,Ltd and Cangzhou Tianyu Steel Pipe Manufacturing Co.,Ltd.
Our products mainly include seamless steel pipe, hot-finished steel pipe, longitudinal welded pipe and alloy steel pipe.Standard:API 5L; ASTM A53/ASTM A106; ASTM A210/ASTM A213/ASTM A335; ASTM A333; ASTM A179/ASTM A192.
My company to provide you with quality products and dedicated service, welcome to visit our company.
| Production | ASTM A333 seamless steel pipe | |||||
| Standard | ASTM A333 Gr.1 | |||||
| Process of manufacture | As-rolled,Heat-treated | |||||
| Chemical composition | C(%)≤ | Mn(%) | P(%)≤ | S(%)≤ | Si(%)≥ | |
| 0.3 | 0.29-1.06 | 0.025 | 0.025 | 0.1 | ||
| Tensile properties | Yield strength (Mpa) | Tensile strength(Mpa) | ||||
| ≥240 | ≥415 | |||||
| Low temperature impact test | ,-45℃ | |||||
| Type of length | Fixed ruler and Double ruler | |||||
| Application | Low temperature pressure vessels and low temperature heat exchanger pipe seamless steel pipes | |||||
| Certification | ISO 9001-2002 ISO14001-2004 | |||||
| Inspection and Test | Tensile test,Hydrostatic test,Non-destructive inspection and as agreed | |||||
| Surface Treatment | Bare,Painting black,varnished,galvanized,anti-corrosion 3PE PP/EP/FBE coating or as agreeed | |||||
