English
English
Strength: 4.8 Material: carbon steel, alloy steel
Material: Low carbon steel
Material description: C ≤ 0.12, Si≤0.30,Mn≤0.50,P≤0.035，P≤0.035，S≤0.040，Cu≤0.30，Cr≤0.30，Ni≤0.30，N≤0.008
Surface treatment: Blue white zinc
Function: Rust prevention, decoration, and improved corrosion resistance
Applicable materials: Coating of various types of steel parts
Appearance: Blue and white
Executive standard: ASTM-B633-98 is not environmentally friendly
