28NiCrMo4

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#28NiCrMo4

Description

28NiCrMo4 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: 28NiCrMo4

Category	Type	Steel Grade
Steel Grades	High Alloy	28NiCrMo4
		X20CrMoV12-1
		1.4922
		15NiCuMoNb5-6-4
		1.6368
		15NiCuMoNb5
		1.6368
		20MnMoNi4-5
		1.6311
		17MnMoV6-4
		1.5403

Chemical composition(mass fraction)(wt.%) of the 28NiCrMo4

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.24-0.34	0.15-0.40	0.30-0.60	0.035	0.035	1.00-1.30	1.00-1.30
Mo	Al	Cu	Nb	Ti	V	Ce
0.20-0.30
N	Co	Pb	B	Other

Mechanical Properties of steel grade 28NiCrMo4

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)
591 (≥)	567 (≥)	14	44	11	Solution and Aging, Annealing, Ausaging, Q+T,etc	333

Physical Properties of steel grade 28NiCrMo4

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
23	-	-			0.41	-
169	297	-	33.3	321		-
567	-	42	12.2			124	111

Heat Treatment of steel grade 28NiCrMo4

Heat treated : 1199°C - 1759°C

Technological Curves of steel grade 28NiCrMo4

No Curve

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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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