18NiCrMo14-6

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#18NiCrMo14-6

Description

18NiCrMo14-6 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 18NiCrMo14-6

Category	Type	Steel Grade
Steel Grades	Carbon Steel	18NiCrMo14-6
		B27
		20MnCrMo4-2
		B28
		20NiCrMo2
		B29
		20NiCrMo7
		20NiCrMo7
		B30
		18CrNiMo7-6
		B31

Chemical composition(mass fraction)(wt.%) of the 18NiCrMo14-6

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.15-0.2	0.4	0.4-0.7	0.025	0.015	1.3-1.6	3.25-3.75
Mo	Al	Cu	Nb	Ti	V	Ce
0.15-0.25	≤ 0.05	≤0.3		+
N	O2	Pb	B	Other
	≤0.002

Mechanical Properties of steel grade 18NiCrMo14-6

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)
626 (≥)	947 (≥)	23	14	13	Solution and Aging, Annealing, Ausaging, Q+T,etc	234

Physical Properties of steel grade 18NiCrMo14-6

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
43	-	-			0.12	-
422	252	-	32.3	314		-
836	-	42	23.2			212	334

Heat Treatment of steel grade 18NiCrMo14-6

Heat treated : 1544°C - 1942°C

Technological Curves of steel grade 18NiCrMo14-6

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...

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