ALLOY STEEL

 

20MnCr5//20MnCr5-Steel

Biggest & leading Supplier & Stockiest of 20Mncr5 Steel. 20MnCr5 is used for materials with a required core tensile strength of 1000 – 1300 N/mm² and just right carrying resistance as boxes, piston bolts, spindles, camshafts, gears, shafts and other mechanical controlling materials

Steel Properties

20MnCr5 is used for materials with a required core tensile strength of 1000 – 1300 N/mm² and just right carrying resistance as boxes, piston bolts, spindles, camshafts, gears, shafts and other mechanical controlling materials.

Physical Properties
Thermal Conductivity at °C 20 350 700
W/(m*K) 11.7 12.8 13.5
Application

Alloyed case hardening steel for parts with a required core tensile strength of 1000 – 1300 N/mm² and good wearing resistance as boxes, piston bolts, spindles, camshafts, gears, shafts and other mechanical controlling parts.

Heat Treatment
Soft annealing °C Cooling Hardness HB
750-780 Furnace max. 218
Stress-relief annealing °C Cooling
550-600 Furnace
1st pre-heating °C 2nd and 3rd Hardening °C Quenching Tempering °C Hardness after Teperature HRC
up to approx. 400 in an air-circulating furnace 740 and 840 780-820 810 °C Oil ,Quench at least twice 150-200 60 – 62
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