GX 2 CrNiMoN 26 7 4

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France AFNOR NF GX2CrNiMoN2674 Steel castings for pressure purposes and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: GX2CrNiMoN2674 / GX 2 CrNiMoN 26 7 4

Category	Grade	Standard	Region/Area	Standard Content
Metals	GX 2 CrNiMoN 26 7 4	NF EN 10213	France	Steel castings for pressure purposes

Chemical composition(mass fraction)(wt.%) of the GX 2 CrNiMoN 26 7 4

Element	Min	Max	Similar
Si	-	1.0000	-
S	-	0.0250	-
P	-	0.0350	-
Ni	6.0000	8.0000	-
N	0.1200	0.2200	-
Mo	3.0000	5.0000	-
Mn	-	1.0000	-
Cu	-	1.3000	-
Cr	25.0000	27.0000	-
C	-	0.0300	-
Si	-	1.0000	-
S	-	0.0250	-
P	-	0.0350	-
Ni	6.0000	8.0000	-
N	0.1200	0.2200	-
Mo	3.0000	5.0000	-
Mn	-	1.0000	-
Cu	-	1.3000	-
Cr	25.0000	27.0000	-
C	-	0.0300	-

Mechanical Properties of steel grade GX 2 CrNiMoN 26 7 4

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
964 (≥)	397 (≥)	44	24	41	Solution and Aging, Annealing, Ausaging, Q+T,etc	444

Physical Properties of steel grade GX 2 CrNiMoN 26 7 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
14	-	-			0.42	-
928	154	-	12.3	214		-
793	-	34	11.2			133	442

Heat Treatment of steel grade GX 2 CrNiMoN 26 7 4

Heat treated : 1691°C - 1236°C

Technological Curves of steel grade GX 2 CrNiMoN 26 7 4

No Curve

Cross Reference Table (Equivalent Grade) of GX 2 CrNiMoN 26 7 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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