Germany X12CrNi188
● Features and application:
The cold has a high strength, elongation, but somewhat less than 1Cr17Ni7. Building decoration parts.
● Chemical Composition:
Carbon C: ≤ 0.15
Si Si: ≤ 1.00
Manganese Mn: ≤ 2.00
Sulfur S: ≤ 0.030
Phosphorus P: ≤ 0.035
Chromium Cr: 17.00 ~ 19.00
Ni-Ni: 8.00 ~ 10.00
● Mechanical Properties:
Tensile strength σb (MPa): ≥ 520
Conditions yield strength σ0.2 (MPa): ≥ 205
Elongation δ5 (%): ≥ 40
Reduction of area ψ (%): ≥ 60
Hardness: ≤ 187HB; ≤ 90HRB; ≤ 200HV
● Heat treatment and microstructure specifications:
Standard heat treatment: solution 1010 ~ 1150 ℃ fast-cooling.
Microstructure: Organizing for the austenitic type.