سفارشی astm a479 برای پیمانکاران
ASTM A479 316 Round Bar Length 2 meters to 7.5 meters ( 8 feet to 24 feet), or Custom Length as per Requirement ASTM A479 310 Round Bar Forms and Shape Round, Square, Hex (A/F), Rectangle, Billet, Ingot, HRAP, Bright, Shaft, Forging Etc.