1.4974

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#1.4974

Description

1.4974 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: 1.4974

Category	Type	Steel Grade
Steel Grades	High Alloy	1.4974
		2.4952
		2.4631
		1.4958
		1.4959
		1.4960
		1.4961
		1.4962
		2.4964
		2.4969
		2.4632

Chemical composition(mass fraction)(wt.%) of the 1.4974

C	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni	Mo	Other
0.80-0.16	1.00	1.00-2.00	0.040	0.030	20.0-22.5	19.0-21.0	2.50-3.50	Co 18.5-21.0 W 2.00-3.00 Nb / Ta 0.75-1.25 N 0.1-0.2

Mechanical Properties of steel grade 1.4974

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)
337 (≥)	155 (≥)	11	23	42	Solution and Aging, Annealing, Ausaging, Q+T,etc	134

Physical Properties of steel grade 1.4974

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
34	-	-			0.31	-
786	715	-	34.3	243		-
977	-	34	21.2			132	214

Heat Treatment of steel grade 1.4974

Heat treated : 1595°C - 1551°C

Technological Curves of steel grade 1.4974

No Curve

Cross Reference Table (Equivalent Grade) of 1.4974

Grade	Standard	Country	Application
1.4974	DIN	Germany	The high-temperature and high-strength steel

Available Suppliers

Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com

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