Classfication | Standard | Main Products |
Steel Pipe for Fluid Service | GB/T 14291 | Welded pipe for mine fluid sevice |
GB/T 3091 | Welded pipe for low pressure fluid service |
SY/T 5037 | Spirally submerged arc welded steel pipe for pipelines for low pressure fluid service |
ASTM A53 | Black and hot-hipped galvanized welded and seamless steel pipe |
BS EN10217-2 | Welded steel tybes for pressure purposes - delivery technical conditions - part2: Electric welded non- alloy and alloy steel tubes with specified elevated temperature properties |
BS EN10217-5 | Welded steel tybes for pressure purposes - delivery technical conditions - part5: submerged arc welded non-alloy and alloy steel tubes with specified elevated temperature properties |
Steel Pipe for Ordinary Structure | GB/T 13793 | Longitudinally electric resistance welded steel pipe |
SY/T 5040 | Spirally submerged arc welded steel pipe piles |
ASTM A252 | Welded and seamless steel pipe piles |
BS EN10219-1 | Cold formed welded structural hollow sections of non-alloy and fine grain steels - part1: Technical delivert conditions |
BS EN10219-2 | Cold formed welded structural hollow sections of non-alloy and fine grain steels - part2: tolerances dimmsions and sectional properties |
Line Pipe | GB/T 9711.1 | Steel pipe for pipeline transportation system of petroleum and natural gas industries(Class A steel pipe) |
GB/T 9711.2 | Steel pipe for pipeline transportation system of petroleum and natural gas industries(Class B steel pipe) |
API 5L PSL1/2 | Line pipe |
Casing | API 5CT/ ISO 11960 PSL1 | Steel pipe for use as casing or tubing for wells of petroleum and natural gas industries |