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X21CrMoNiV12-1

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EU EN X21CrMoNiV12-1 抗蠕变钢，镍和钴合金 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X21CrMoNiV12-1 / X21CrMoNiV12-1
Category Grade Standard Region/Area Standard Content
Metals X21CrMoNiV12-1 EN 10302 EU 抗蠕变钢，镍和钴合金

Chemical composition(mass fraction)(wt.%) of the X21CrMoNiV12-1

Element Min Max Similar
V 0.2500 0.3500 -
Mo 0.8000 1.2000 -
Ni 0.3000 0.8000 -
Cr 11.0000 12.5000 -
P - 0.0250 -
S - 0.0150 -
Mn 0.4000 0.9000 -
Si - 0.5000 -
C 0.1800 0.2400 -

Mechanical Properties of steel grade X21CrMoNiV12-1

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)
917 (≥) 224 (≥) 41 33 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 233

Physical Properties of steel grade X21CrMoNiV12-1

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 - -     0.11 -  
263 935 - 41.3 421   -  
143 - 14 34.2   213 323

Heat Treatment of steel grade X21CrMoNiV12-1

Heat treated : 1745°C - 1759°C

Technological Curves of steel grade X21CrMoNiV12-1

Cross Reference Table (Equivalent Grade) of X21CrMoNiV12-1

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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