X 21 CrMoNiV 122

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International ISO X21CrMoNiV122 Wrought steels for use at elevated temperatures in engines and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X21CrMoNiV122 / X 21 CrMoNiV 122

Category	Grade	Standard	Region/Area	Standard Content
Metals	X 21 CrMoNiV 122	ISO/TR 4956	International	Wrought steels for use at elevated temperatures in engines

Chemical composition(mass fraction)(wt.%) of the X 21 CrMoNiV 122

Element	Min	Max	Similar

The data is being updated,

Mechanical Properties of steel grade X 21 CrMoNiV 122

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)
149 (≥)	122 (≥)	22	43	12	Solution and Aging, Annealing, Ausaging, Q+T,etc	143

Physical Properties of steel grade X 21 CrMoNiV 122

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
44	-	-			0.11	-
846	795	-	42.3	123		-
827	-	22	12.2			423	332

Heat Treatment of steel grade X 21 CrMoNiV 122

Heat treated : 1786°C - 1679°C

Technological Curves of steel grade X 21 CrMoNiV 122

No Curve

Cross Reference Table (Equivalent Grade) of X 21 CrMoNiV 122

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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