Standard: ASTM A106,A53,A179,A192,A333,A500
API 5L, API 5CT
JIS G3452,G3454,G3455,G3456,G3444,G3460,G3461,G3464
DIN1629,DIN2391
EN10210,EN10025
GB/T 8163, GB/T 5310,GB/T 3087
and so on
API 5L, API 5CT
JIS G3452,G3454,G3455,G3456,G3444,G3460,G3461,G3464
DIN1629,DIN2391
EN10210,EN10025
GB/T 8163, GB/T 5310,GB/T 3087
and so on
Main Products
API 5CT, API 5L, ASTM A106, ASTM A335, ASME B16.9