Knowledge of the application scope of seamless steel pipes in different fields
1. General purpose seamless steel pipe ASTM A53 GR.B, steel number: SA53 B, specification: 1/4″-28″,13.7-711.2mm
2. Low and medium pressure boiler tube GB3087-1999, steel number: 10#, 20#, specification: 6-720*1-70mm 12. High pressure boiler tube GB5310-1995, steel number: 20G, specification: 6-720*1 -70mm
3. Line pipe API SPEC 5L, steel number: B, X42, X46, X52, specification: 1/4″-28″,13.7-711.2mm
ASTM A106/A53/API 5L GR.B, steel number: B, specification: 1/4″-28″,13.7-711.2mm
5. Seamless steel pipe ASTM A333 for low temperature operation between -40℃-101℃, steel grade: GR.A, GR.1, GR.6, GR.7, GR.3, specification: 1/4″-28″, 13.7-711.2mm
6. Seamless steel pipe GB/T8163-1999 for conveying fluid, steel number: 10#, 20#, 16Mn (Q345), specification: 6-720*1-70mm
7. Seamless steel pipe ASTM A106 GR.B for high temperature operation, steel number: SA106B, specification: 1/4″-28″,13.7-711.2mm
8. German standard DIN2448/1629 seamless steel pipe, steel number: St37, St44, St52, specification: 1/4″-28″,13.7-711.2mm
9. Seamless low-carbon steel pipe ASTM A179 for heat exchanger and condenser, specifications: 3/4", 1"1
10 Heat-resistant steel seamless steel pipe (heat-strength pipe) DIN17175-1979, steel grade: carbon structural steel St35.8-St45.8/I, St35.8- St45.8/III, alloy structural steel 15Mo3, 13CrMo44, 10CrMo910, specification: 1/4″-28″,13.7-711.2mm
11. Seamless steel pipe for structure GB/T8162-1999, steel number: 10#, 20#, 35#, 45#, 16Mn (Q345), specification: 6-720*1-70mm
