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X1CrNiM0CUN20-18-7

Description

UK X1CrNiM0CUN20-18-7 austenitic special steel and X1CrNiM0CUN20-18-7 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: X1CrNiM0CUN20-18-7
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel X1CrNiM0CUN20-18-7 UK austenitic special steel
1.4560
X3CrNiCul9-9-2
X6CrNiCuSl8-9-2
1.4570
X3CrNiCuM0l7-11-3-2
1.4578
1.4563
X1NiCrM0Cu31-27-4
1.4537
X1CrNiM0CuN25-25-5

Chemical composition(mass fraction)(wt.%) of the X1CrNiM0CUN20-18-7

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%) N(%) Cu(%)
Max 0.020 Max 0.70 Max 1.00 Max 0.03 Max 0.010 19.5-20.5 17.5-18.5 6.00-7.00 0.18-0.25 0.50-1.00

Mechanical Properties of steel grade X1CrNiM0CUN20-18-7

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
445 (≥) 626 (≥) 11 32 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 131

Physical Properties of steel grade X1CrNiM0CUN20-18-7

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
24 - -     0.12 -  
326 176 - 21.3 242   -  
692 - 31 31.2   243 424

Heat Treatment of steel grade X1CrNiM0CUN20-18-7

Heat treated : 1781°C - 1654°C

Technological Curves of steel grade X1CrNiM0CUN20-18-7

Cross Reference Table (Equivalent Grade) of X1CrNiM0CUN20-18-7

Grade Standard Country Application
X1CrNiM0CUN20-18-7 UK austenitic special steel

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