IS 319

IS 319 (易切削加铅黄铜棒材和型材 - 规范)· IS (印度) · 3 种材料

名称 材料组别
IS 319 Grade 1 铜 chevron_right
IS 319 Grade 2 铜 chevron_right
IS 319 Grade 3 铜 chevron_right