Chinese GB Standards

Chinese Sections for steel structures

ASTM Standard structural shapes 

Hot-rolled W-, S-, M-, and HP-shapes, channels, and angles listed in ASTM A6/A6M; 

structural tees split from the hot-rolled W-, S-, and M- shapes listed in ASTM A6/A6M; 

Hollow structural sections produced to ASTM A500/A500M, A501/A501M, A618/A618M, A847/A847M, A1065 /A1065M, or A1085/A1085M; and steel pipe produced to ASTM A53/A53M.