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Strength: 8.8 Material: Carbon Steel, Alloy Steel
Material: Medium carbon steel
Material Description: C 0.32-0.39，Mn0.50-0.80，Si0.17-0.37，Cr≤0.25，Cu≤0.25，Ni≤0.30，P≤0.035，S≤0.035， It is similar to American brand 1035, Japanese brand S35C, German, English, French C35, and ISO standard C35E4
Surface treatment: Trivalent blue white zinc (12/24h)
Surface treatment content: trivalent blue white zinc, neutral salt spray test, no white rust after 12 hours, no red rust after 24 hours
