Stainless Steel: 1Cr13
Standard: GB / T 1220-1992
● Features and application:
Has good corrosion resistance, machinability, as a general purpose cutting tool.
● Chemical Composition:
Carbon C: ≤ 0.15
Si Si: ≤ 1.00
Manganese Mn: ≤ 1.00
Sulfur S: ≤ 0.030
Phosphorus P: ≤ 0.035
Chromium Cr: 11.50 ~ 13.50
Ni: to allow containing ≤ 0.60
● Mechanical Properties:
Tensile strength σb (MPa): quenching and tempering, ≥ 540
Conditions yield strength σ0.2 (MPa): quenching and tempering, ≥ 345
Elongation δ5 (%): quenching and tempering, ≥ 25
Reduction of area ψ (%): quenching and tempering, ≥ 55
Impact energy Akv (J): quenching and tempering, ≥ 78
Hardness: Annealed, ≤ 200HB; quenching and tempering, ≥ 159HB
● Heat treatment and microstructure specifications:
Heat treatment specifications: 1) annealing, 800 ~ 900 ℃ slow cooling or rapid cooling of about 750 ℃​​; 2) quenching, 950 ~ 1000 ℃ oil cooling; 3) temper, 700 ~ 750 ℃ ​​fast-cooling.
Microstructure: Organizing for the martensitic type.
● Delivery status: normal to heat treatment delivery, the treatment types specified in the contract; not indicated, according to the heat treatment state of delivery.