NiFe25Cr20NbTi

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Japan JIS NiFe25Cr20NbTi 用于内燃机的阀钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: NiFe25Cr20NbTi / NiFe25Cr20NbTi

Category	Grade	Standard	Region/Area	Standard Content
Metals	NiFe25Cr20NbTi	JIS G7603	Japan	用于内燃机的阀钢

Chemical composition(mass fraction)(wt.%) of the NiFe25Cr20NbTi

Element	Min	Max	Similar
C	-	0.1000	-
Mn	-	1.0000	-
P	-	0.0300	-
S	-	0.0150	-
Si	-	1.0000	-
Ni	-	-	-
Cr	18.0000	21.0000	-
Ti	1.0000	2.0000	-
B	-	0.0080	-
Al	0.3000	1.0000	-
Fe	23.0000	28.0000	-
Nb+Ta	1.0000	2.0000	-

Mechanical Properties of steel grade NiFe25Cr20NbTi

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)
948 (≥)	981 (≥)	41	21	44	Solution and Aging, Annealing, Ausaging, Q+T,etc	413

Physical Properties of steel grade NiFe25Cr20NbTi

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
31	-	-			0.13	-
231	996	-	24.3	231		-
649	-	44	24.2			133	313

Heat Treatment of steel grade NiFe25Cr20NbTi

Heat treated : 1866°C - 1753°C

Technological Curves of steel grade NiFe25Cr20NbTi

No Curve

Cross Reference Table (Equivalent Grade) of NiFe25Cr20NbTi

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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