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X8(12)CrNi25-21

Description

Germany DIN X8(12)CrNi25-21 Stainless steel and X8(12)CrNi25-21 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: X8(12)CrNi25-21
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel X8(12)CrNi25-21 DIN Germany Stainless steel
X10CrAISi25/X10CrAI24
1.4821
X15(20)CrNiSi25-4
1.4828
X15CrNiSi20-12
1.4833
X12CrNi23-13/X7CrNi23-14
1.4841
X15CrNiSi25-21(20)
1.4845

Chemical composition(mass fraction)(wt.%) of the X8(12)CrNi25-21

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) N(%)
Max 0.10 Max 1.50 Max 2.00 Max 0.045 Max 0.015 24.0-26.0 24.0-26.0 Max 0.11

Mechanical Properties of steel grade X8(12)CrNi25-21

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)
421 (≥) 698 (≥) 21 23 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 442

Physical Properties of steel grade X8(12)CrNi25-21

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
13 - -     0.34 -  
834 135 - 44.3 133   -  
458 - 14 41.2   214 144

Heat Treatment of steel grade X8(12)CrNi25-21

Heat treated : 1768°C - 1373°C

Technological Curves of steel grade X8(12)CrNi25-21

Cross Reference Table (Equivalent Grade) of X8(12)CrNi25-21

Grade Standard Country Application
X8(12)CrNi25-21 DIN Germany Stainless steel

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