Strictly carried out Quality Control from Raw Material, Products Design, Processing, Assembly and Inspection to finished product Material: Cold rolled Steel plate as standard GB3280-92; hot rolled steel plate as GB4237-92. Aluminium alloy material as 6061, 7075 and 7050.Heat Treatment: Heat treatment for super hardness and toughness.Roughness: Working face roughness may attain Ra 0.8, fixing face ...
