16mncr5 

 Ming Yuan Metal Products (Shanghai) Co., Ltd. Sales 16mncr5; gear steel; alloy tool steel; permeability steel; high-speed steel; aluminum; copper; tungsten steel Hotline: 57888255; Fax: 57888225; Mobile: 15221352988; Material Name: Gear Steel 16MnCr5 performance standards: EN 10084-1998 16MnCr5 gear steels and application: 16MnCr5 gear steel is steel imported from Germany, the equivalent of our 15CrMn steel, but the mechanical properties superior to 15CrMn steel, have better hardenability and cutting of large cross-section parts, heat treatment can be a high surface hardness and wear resistance, low temperature impact toughness is higher. 16MnCr5 gear steel by carburizing quenching used primarily for the manufacture of gears, worm, sealing sleeve and other components. 16MnCr5 Gear Steel Chemical Composition: C: 0.14 ~ 0.19 Si Si: ≤ 0.40 Manganese Mn: 1.00 ~ 1.30 S S: 0.010 ~ 0.035 P P: ≤ 0.035 Cr-Cr: 0.80 ~ 1.10 16MnCr5 gear steel mechanical properties: tensile strength σb (MPa): 1373 condition the yield strength σ0.2 (MPa): 1187 Elongation δ5 (%): 13 Shrinkage section ψ (%): 57 Toughness value αku (J/cm2): 72 Hardness: ≤ 297HB test sample size: a test material heat-treated steel gear specifications and 16MnCr5 microstructure: heat treatment specification: 900 ℃ +870 ℃ oil quenching oil quenched, 200 ℃ tempered. Microstructure: martensite.