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X20Cr21Ni12N

Favorite Datasheet

India IS X20Cr21Ni12N Steel for valves for internal combustion engines and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X20Cr21Ni12N / X20Cr21Ni12N
Category Grade Standard Region/Area Standard Content
Metals X20Cr21Ni12N IS 7494 India Steel for valves for internal combustion engines

Chemical composition(mass fraction)(wt.%) of the X20Cr21Ni12N

Element Min Max Similar
Si 0.7500 1.2500 -
S - 0.0350 -
P - 0.0500 -
Ni 10.5000 12.5000 -
N 0.1500 0.3000 -
Mn - 1.5000 -
Cr 20.0000 22.0000 -
C 0.1500 0.2500 -

Mechanical Properties of steel grade X20Cr21Ni12N

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)
874 (≥) 112 (≥) 21 13 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 432

Physical Properties of steel grade X20Cr21Ni12N

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
11 - -     0.42 -  
562 992 - 44.3 331   -  
877 - 42 14.2   414 133

Heat Treatment of steel grade X20Cr21Ni12N

Heat treated : 1923°C - 1325°C

Technological Curves of steel grade X20Cr21Ni12N

Cross Reference Table (Equivalent Grade) of X20Cr21Ni12N

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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