Standard: GB / T 1220-1992
  ● Features and application:
  Stainless steel Y3Cr13 to improve 3Cr13 cutting of steel.
Chemical composition
● Chemical Composition:
  Carbon C: 0.15
Si Si: ≤ 1.00
   Manganese Mn: ≤ 1.25
  Sulfur S: ≤ 0.15
  Phosphorus P: ≤ 0.060
  Chromium Cr: 12.00 ~ 14.00
  Ni: to allow containing ≤ 0.60
  Mo Mo: can be added ≤ 0.60 Y1Cr13

Mechanical properties
● Mechanical Properties:
  Tensile strength σb (MPa): quenching and tempering, ≥ 735
  Conditions yield strength σ0.2 (MPa): quenching and tempering, ≥ 540
  Elongation δ5 (%): quenching and tempering, ≥ 12
  Reduction of area ψ (%): quenching and tempering, ≥ 40
  Impact energy Akv (J): quenching and tempering, ≥ 24
  Hardness: Annealed, ≤ 235HB; quenching and tempering, ≥ 217HB

Heat treatment process
● Heat treatment and microstructure specifications:
  Heat treatment specifications: 1) annealing, 800 ~ 900 ℃ slow cooling or rapid cooling of about 750 ℃​​; 2) quenching, 920 ~ 980 ℃ oil cooling; 3) temper, 600 ~ 750 ℃ ​​fast-cooling.
  Microstructure: Organizing for the martensitic type.
  ● Delivery status: normal to heat treatment delivery