Martensitic stainless steel
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3Cr13Mo stainless steel
Public Time:2011年10月18日 | Sort:Martensitic stainless steel | Hits:1597

 

3Cr13Mo stainless steel

Material Name: Stainless steel rod
Grade: 3Cr13Mo
Standard: GB / T 1220-1992
Features and application:
As high hardness and high wear resistance of heat pumps, valves, valve bearings, medical equipment, spring and other parts.
Chemical Composition:
Carbon C: 0.28 ~ 0.35
Si Si: ≤ 0.80
Manganese Mn: ≤ 1.00
Sulfur S: ≤ 0.030
Phosphorus P: ≤ 0.035
Chromium Cr: 12.00 ~ 14.00
Ni: to allow containing ≤ 0.60
Mo Mo: 0.50 ~ 1.00
Mechanical Properties:
Hardness: Annealed, ≤ 207HB; quenching and tempering, ≥ 50HV
Heat treatment and microstructure specifications:
Heat treatment specifications: 1) annealing, 800 ~ 900 ℃ slow cooling or rapid cooling of about 750 ℃​​; 2) quenching, 1025 ~ 1075 ℃ oil cooling; 3) temper, 200 ~ 300 ℃ oil, water, air-cooled.
Microstructure: Organizing for the martensitic type.
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