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X 1 NiCrMoCu 31 27 4

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France AFNOR NF X1NiCrMoCu31274 stainless steels - part 2: technical delivery conditions for sheet/plate and strip for general purposes and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X1NiCrMoCu31274 / X 1 NiCrMoCu 31 27 4
Category Grade Standard Region/Area Standard Content
Metals X 1 NiCrMoCu 31 27 4 NF EN 10088-2 France stainless steels - part 2: technical delivery conditions for sheet/plate and strip for general purposes

Chemical composition(mass fraction)(wt.%) of the X 1 NiCrMoCu 31 27 4

Element Min Max Similar
Si - 0.7000 -
S - 0.0100 -
P - 0.0300 -
Ni 30.0000 32.0000 -
N - 0.1000 -
Mo 3.0000 4.0000 -
Mn - 2.0000 -
Cu 0.7000 1.5000 -
Cr 26.0000 28.0000 -
C - 0.0200 -
Si - 0.7000 -
S - 0.0100 -
P - 0.0300 -
Ni 30.0000 32.0000 -
N - 0.1100 -
Mo 3.0000 4.0000 -
Mn - 2.0000 -
Cu 0.7000 1.5000 -
Cr 26.0000 28.0000 -
C - 0.0200 -
Si - 0.7000 -
S - 0.0100 -
P - 0.0300 -
Ni 30.0000 32.0000 -
N - 0.1100 -
Mo 3.0000 4.0000 -
Mn - 2.0000 -
Cu 0.7000 1.5000 -
Cr 26.0000 28.0000 -
C - 0.0200 -
Si - 0.7000 -
S - 0.0100 -
P - 0.0300 -
Ni 30.0000 32.0000 -
N - 0.1100 -
Mo 3.0000 4.0000 -
Mn - 2.0000 -
Cu 0.7000 1.5000 -
Cr 26.0000 28.0000 -
C - 0.0200 -
Si - 0.7000 -
S - 0.0100 -
P - 0.0300 -
Ni 30.0000 32.0000 -
N - 0.1100 -
Mo 3.0000 4.0000 -
Mn - 2.0000 -
Cu 0.7000 1.5000 -
Cr 26.0000 28.0000 -
C - 0.0200 -
Si - 0.7000 -
S - 0.0100 -
P - 0.0300 -
Ni 30.0000 32.0000 -
N - 0.1100 -
Mo 3.0000 4.0000 -
Mn - 2.0000 -
Cu 0.7000 1.5000 -
Cr 26.0000 28.0000 -
C - 0.0200 -
Si - 0.7000 -
S - 0.0100 -
P - 0.0300 -
Ni 30.0000 32.0000 -
N - 0.1100 -
Mo 3.0000 4.0000 -
Mn - 2.0000 -
Cu 0.7000 1.5000 -
Cr 26.0000 28.0000 -
C - 0.0200 -
Si - 0.7000 -
S - 0.0100 -
P - 0.0300 -
Ni 30.0000 32.0000 -
N - 0.1100 -
Mo 3.0000 4.0000 -
Mn - 2.0000 -
Cu 0.7000 1.5000 -
Cr 26.0000 28.0000 -
C - 0.0200 -
Si - 0.7000 -
S - 0.0100 -
P - 0.0300 -
Ni 30.0000 32.0000 -
N - 0.1100 -
Mo 3.0000 4.0000 -
Mn - 2.0000 -
Cu 0.7000 1.5000 -
Cr 26.0000 28.0000 -
C - 0.0200 -
Si - 0.7000 -
S - 0.0100 -
P - 0.0300 -
Ni 30.0000 32.0000 -
N - 0.1100 -
Mo 3.0000 4.0000 -
Mn - 2.0000 -
Cu 0.7000 1.5000 -
Cr 26.0000 28.0000 -
C - 0.0200 -

Mechanical Properties of steel grade X 1 NiCrMoCu 31 27 4

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)
519 (≥) 315 (≥) 42 13 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 122

Physical Properties of steel grade X 1 NiCrMoCu 31 27 4

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
43 - -     0.24 -  
613 926 - 22.3 314   -  
994 - 44 33.2   231 122

Heat Treatment of steel grade X 1 NiCrMoCu 31 27 4

Heat treated : 1742°C - 1555°C

Technological Curves of steel grade X 1 NiCrMoCu 31 27 4

Cross Reference Table (Equivalent Grade) of X 1 NiCrMoCu 31 27 4

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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