GX40NiCrSiNb24-24

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#GX40NiCrSiNb24-24

Description

GX40NiCrSiNb24-24 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: GX40NiCrSiNb24-24

Category	Type	Steel Grade
Steel Grades	Mould Steel	GX40NiCrSiNb24-24
		GX35NiCrSi25-21
		1.4805
		GX40NiCrSi35-17
		1.4806
		GX40NiCrSi35-26
		1.4857
		GX40NiCrSi38-19
		1.4865
		GX10NiCrSiNb32-20
		1.4859

Chemical composition(mass fraction)(wt.%) of the GX40NiCrSiNb24-24

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.30-0.50	1.00-2.50	2.00	0.040	0.030	23.0-25.0	23.0-25.0
Mo	Al	Cu	Nb	Ti	V	Ce
≤ 0.50			0.80-1.80
N	Co	Pb	B	Other

Mechanical Properties of steel grade GX40NiCrSiNb24-24

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)
483 (≥)	858 (≥)	43	31	12	Solution and Aging, Annealing, Ausaging, Q+T,etc	444

Physical Properties of steel grade GX40NiCrSiNb24-24

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	-	-			0.13	-
664	881	-	44.3	341		-
655	-	34	33.2			114	421

Heat Treatment of steel grade GX40NiCrSiNb24-24

Heat treated : 1511°C - 1735°C

Technological Curves of steel grade GX40NiCrSiNb24-24

No Curve

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