About SK4 Carbon Steel
Steel Composition - Carbon (C) 0.9–1.0%, Chromium (Cr) 0.3%, Manganese (Mn) 0.1–0.5%, Nickel (Ni) 0.25%, Silicon (Si) 0.1–0.35%, Copper (Cu) 0.25%
Steel Composition - Carbon (C) 0.9–1.0%, Chromium (Cr) 0.3%, Manganese (Mn) 0.1–0.5%, Nickel (Ni) 0.25%, Silicon (Si) 0.1–0.35%, Copper (Cu) 0.25%