A144

A144 (铁钨合金规范)· ASTM (美国) · 4 种材料

名称 材料组别
A 144 Grade A 钨 chevron_right
A 144 Grade B 钨 chevron_right
A 144 Grade C 钨 chevron_right
A 144 Grade D 钨 chevron_right