8620H carburizing steel tubing for anti-friction bearing

8620H carburizing steel tube by cold drawn and cold rolled process for anti-friction bearing Products Description: 8620H properties is a carburing alloy steel specification as ASTM A534 Other Related Specifications ASTM A295/A295M DIN EN 10083/3 JIS G4053  DIN17210 Chemical compostion Carbon C: 0.17-0.23 (allowable deviation: ± 0.02) Silicon Si: 0.15 ～ 0.35 (allowable deviation: ± 0.03) Mn: 0.60-0.95 (allowable deviation: ± 0.04) Sulfur s: ≤ 0.015 (allowable deviation: ± 0.005) P ≤ 0.025 (allowable deviation: ± 0.005) Cr: 0.35-0.65 (allowable deviation: ± 0.15) Ni: 0.35-0.75 (allowable deviation: ± 0.05) Copper Cu: ≤ 0.30 (allowable deviation: ± 0.05) Mo: 0.15-0.25 (allowable deviation: ± 0.02) Mechanical properties: Tensile strength σ B (MPA): ≥ 1176 (120) Elongation δ 5 (%): ≥ 9 Reduction of area ψ (%): ≥ 45 Impact toughness value α kV (J / cm2): ≥ 78 (8) Sample size: 1…

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