COLD WORK STEEL 52700/EN31

AISI 52100 bearing steel is a brilliant Alloy Bearing steel, It have a place with a high carbon, chromium containing low combination steel. 52100 Oil Quenched and Tempered Hardness is 28-34 HRc. AISI 52100 steel Annealing conveyance hardness under 250HB. AISI 52100 Alloy bearing steel properties is a chromium, manganese combination steel determination. 52100 is proportionate to DIN 100Cr6, GB GCr15 steel. Most applications can supplant every others. 52100 might be framed by every single ordinary technique, including icy manufacturing or stamping and hot or cool miracle shaping.

Chemical Composition

Element Min Max
Carbon, C 0.95 1.30
Manganese, Mn 0.25 0.45
Silicon, Si 0.20 0.35
Molybdenum, Mo
Chromium, Cr 1.30 1.60
Phosphor C0.025
Sulphur 0.025
Co

MECHANICAL PROPERTIES

Properties Metric Imperial
Poisson’s ratio 70.27-0.30 0.27-0.30
Elastic modulus 190-210 GPa 27557-30458 ksi

THERMAL PROPERTIES

Properties Conditions
Metric Imperial
Thermal expansion 11.9 µm/m°C 6.61 µin/in°F
Thermal Conductivity 46.6W/mK 323 BTU in/hr.ft².°F

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