Grade: 00Cr12
Standard: GB / T 1220-1992
● Features and application:
Lower carbon content than 0Cr13, welding position bending properties, processing properties, high temperature oxidation performance. Processing device for automotive exhaust, boiler combustion chamber, nozzle.
● Chemical Composition:
Carbon C: ≤ 0.030
Si Si: ≤ 1.00
Manganese Mn: ≤ 1.00
Sulfur S: ≤ 0.030
Phosphorus P: ≤ 0.035
Chromium Cr: 11.00 ~ 13.00
Ni: to allow containing ≤ 0.60
● Mechanical Properties:
Tensile strength σb (MPa): ≥ 265
Conditions yield strength σ0.2 (MPa): ≥ 196
Elongation δ5 (%): ≥ 22
Reduction of area ψ (%): ≥ 60
Hardness: ≤ 183HB
● Heat treatment and microstructure specifications:
Heat treatment specifications: air-cooled 700 ~ 820 ℃ annealing or slow cooling.
Microstructure: Organizing for the ferrite.
● Delivery status: normal to heat treatment delivery, the treatment types specified in the contract; not indicated, according to the heat treatment state of delivery.
