Хятад Нунтаг металл Араа үйлдвэр, үйлдвэрлэгчид | Jingshi
Material Iron Powder, Iron alloy powder Certificate ISO9001,TS16949 Tolerance +/ Density Range /cm3(Fe) Surface Treatment Blacken, Dacromet Plated, Polishing, Sand Blasting, Electroplating Heat Treatment Ordinary Quenching, Carburizing, Ritriding, High Frequency Quenchi...