Specification :

1. Seamless steel pipe for general use: ASTM A 53 GR. B, Steel Grade: SA53B and specication 1/8"-28", 17-711.2mm.
2. Seamless steel pipe for high temperature: ASTM A 106 GR. B, Steel Grade: SA106B and specication 1/8"-28", 17-711.2mm.
seamless steel pipe for hot exchanger and condenser,Grade:ASTM A179
3. Pipeline: API SPEC 5L. 5CT Steel Grade: B,X42,X52,X65,X70,and specification 4"-28", 114-711.2mm.
4. Seamless steel pipe for low temperature of -40C-101C, ASTM A333, Steel Grade: GR. A, GR. 1, GR. 7, GR. 3 specication 1"-24"

5. Seamless steel pipe Construction used DIN2448/1629, DIN17175-1979, German standard, Steel Grade: St37, St42,St44, St52, St35.8-St45.8/1, specication 1/4"-28", 13.7-711.2mm.
6. Structure used seamless steel pipe GB/T8162-1999, steel: 10#, 20#, 35#, 45#, 16Mn(Q345, ST52)
Size: 6-720*1-70mm.
7. Liquid transport carbon steel seamless pipe GB/T8163-1999, steel: 10#, 20#, 16Mn(Q345)
Size: 26-720*1-70mm.
8. Low or Medium pressure boiler seamless pipe GB3087-1999, steel: 10#, 20#
Size: 21.3-508*1-45mm.
9.hot expanding un-standard and general pipe in 114-820*6-30mm as customers request.
10.attached products including hot-dipping,lathe thread,pipe clamp in ASTM A106 Gr.B,ASTM A53 GrB,API 5L Gr.B