Хятад Нунтаг металл эд анги үйлдвэр, үйлдвэрлэгчид | Jingshi
Нунтаг металл эд анги Товч тодорхойлолт: Commodity Custom powder metallurgy parts Raw Material Iron Powder, iron alloy powder, Stainless Steel, Cooper, Steel, Iron, Alloy steel Surface Treatment High frequency quenching, oil impregnation, tumbling, plating, steam treating etc. Standard DIN, JIS, ASTM, GB Feature 1.