ASTM A234 WPB (BS1640)
Size Range: 1/2″ to 24″
Thickness: Standard Weight , Ex-Strong
EN10253-2 (BS1965)
Size Range: 1/2″ to 16″
Thickness: Medium , Heavy
ASTM A403 (STAINLESS STEEL)
Size Range: 1/2″ to 12″
Thickness: Standard Weight , Ex-Strong
Grades: 304L , 316L