X50MnCrWN18-4
2015-05-22 09:51:44 Origin： Remark：0 Click：
Description X50MnCrWN18-4 Stocklist, Specification X50MnCrWN18-4 Datasheet, X50MnCrWN18-4 Chemical Ring forge, Flat bar - steelmaking, ESR, Hot blooming, Hot forging / Hot rolling, Heat treatment, Straightened, Ultrasonic test, Cold working, Machined. We also possess advanced precision machining equipments for further processing.
Technical Standards - DIN SEW 390 -1991 or By agreement.
OFFICIAL TEST CERTIFICATE: issued by TUV - SGS - BV
TECHNICAL SPECIFICATION DATASHEET - X50MnCrWN18-4
MATERIAL CATEGORY: Nonmagnetic forged ring for steam turbine generator
MATERIAL SPECIFICATIONS: DIN SEW 390 (1991) / JB/T 1268 -93
CHEMICAL COMPOSITION ( Mass weight % )
C (％): 0.40 ~ 0.60
Si (％): 0.30 ~ 0.80
Mn (％): 17.0 ~ 19.0
P (％)≤: 0.060
S (％)≤: 0.025
Cr (％): 3.50 ~ 6.00
Si (％): 0.30 ~ 0.80
Mn (％): 17.0 ~ 19.0
P (％)≤: 0.060
S (％)≤: 0.025
Cr (％): 3.50 ~ 6.00
Ni (％): -
Mo (％): -
V (%): -
W (%): 0.70 ~ 1.20
Al (%): -
N (％): ≥ 0.08
N (％): ≥ 0.08
HOT WORKING, HEAT TREATMENT AND MECHANICAL PROPERTIES
Grade one
Tensile strength, σb≥ /MPa: 895
Yield strength, σ0.2 ≥/MPa: 760
Elongation, δ ≥(％): 25.0
Yield strength, σ0.2 ≥/MPa: 760
Elongation, δ ≥(％): 25.0
Reduction of area, ψ ≥(％): 35.0
Impact, Akv ≥/J: -
Impact, Akv ≥/J: -
Grade two
TS, σb≥ /MPa: 965
YS, σ0.2 ≥/MPa: 825
EL, δ ≥(％): 20.0
YS, σ0.2 ≥/MPa: 825
EL, δ ≥(％): 20.0