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X8MnCrN18-18 Ring for Generator
TECHNICAL DATA SHEET - DIN X8MnCrN18-18 & W-Nr 1.3816 & ASTM A289
MATERIAL CATEGORY: Nonmagnetic alloy
MATERIAL SPECIFICATIONS: DIN SEW 390 (1991)
CHEMICAL COMPOSITION (WEIGHT %)
C (％): ≤ 0.12
Si (％): ≤ 1.00
Mn (％): 17.5 ~ 20.0
P (％)≤: 0.060
S (％)≤: 0.030
Cr (％): 17.5 ~ 20.0
Si (％): ≤ 1.00
Mn (％): 17.5 ~ 20.0
P (％)≤: 0.060
S (％)≤: 0.030
Cr (％): 17.5 ~ 20.0
Ni (％): ≤ 1.00
Mo (％): -
Mo (％): -
Ti (%): ≤ 0.10
Al (%): ≤ 0.04
V (%): ≤ 0.25
N (％): 0.45 ~ 0.70
N (％): 0.45 ~ 0.70
HOT WORKING, HEAT TREATMENT AND MECHANICAL PROPERTIES
Hot working temperature: 1150~950℃
Quenching or solution treatment temperature: 1020~1120℃
Tensile strength, σb≥ /MPa: 750 ~ 950
Yield strength, σ0.2 ≥/MPa: 480
Elongation, δ≥(％): 40.0
Impact, Akv ≥/J: 200 (transversal value)
Yield strength, σ0.2 ≥/MPa: 480
Elongation, δ≥(％): 40.0
Impact, Akv ≥/J: 200 (transversal value)