... 303 304(L) 316(L) 321 430 ETCStandardsH7-H11, ASTM A484, ACC to JIS ... woven bag, and outer with waterproof cloth or wooden case or other methods per customer's option.Dongguan Songshun Mould Steel ... steel, including plastic mould steel, hot work steel, cold work steel, alloy steel bar, steel flat bar, round steel bar, bearing steel, high speed tool steel, carbon steel, stainless steel and special steel ...