Material Name:
Stainless steel rod grades: Y11Cr17
Standard: GB / T 1220-1992
● Features and application: improved machinability than 11Cr17 steels. Automatic Lathe.
● Chemical Composition:
Carbon C: 0.95 ~ 1.20
  Si Si: ≤ 1.00
  Manganese Mn: ≤ 1.25
  Sulfur S: ≤ 0.15
  Phosphorus P: ≤ 0.060
  Chromium Cr: 16.00 ~ 18.00
  Ni: to allow containing ≤ 0.60
  Mo Mo: ≤ 0.75 can be added
● Mechanical Properties: Hardness: Annealed, ≤ 269HB; quenching and tempering, ≥ 58HV
● Heat treatment and microstructure specifications: heat treatment specifications: 1) annealing, 800 ~ 920 ℃ slow cooling; 2) quenching, 1010 ~ 1070 ℃ oil cooling; 3) temper, 100 ~ 180 ℃ 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.