SGCrMo 9

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#SGCrMo #9

Description

SGCrMo 9 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: SGCrMo 9

Category	Type	Steel Grade
Steel Grades	Mould Steel	SGCrMo 9
		1.4430
		X5CrNiNb19-9
		1.4551
		X5CrNiMoNb19-12
		1.4576
		SGMo
		SGMoV
		SGCrMo 1
		SGCrMo 2
		SGCrMo 5

Chemical composition(mass fraction)(wt.%) of the SGCrMo 9

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.03-0.10	0.4-0.8	0.4-0.8	0.02	0.02	8.5-10
Mo	Al	Cu	Nb	Ti	V	Ce
0.8-1.2
N	Co	Pb	B	Other

Mechanical Properties of steel grade SGCrMo 9

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)
682 (≥)	759 (≥)	24	22	14	Solution and Aging, Annealing, Ausaging, Q+T,etc	331

Physical Properties of steel grade SGCrMo 9

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
24	-	-			0.43	-
269	799	-	13.3	434		-
997	-	13	44.2			424	213

Heat Treatment of steel grade SGCrMo 9

Heat treated : 1967°C - 1865°C

Technological Curves of steel grade SGCrMo 9

No Curve

Cross Reference Table (Equivalent Grade) of SGCrMo 9

Grade	Standard	Country	Application
Q195		China	Engineering and welding
UNS G10190	UNS	USA	General use carbon steel bar
ASTM 1019	ASTM	USA	General use carbon steel bar
T9		China	Carbon tool steel
9SiCr		China	Alloy tool steel - Measuring tool steel cutting tools
9Cr2		China	Alloy tool steel - Measuring tool steel cutting tools
W2Mo9Cr4V2		China	High-speed tool steel
W2Mo9Cr4VCo8		China	High-speed tool steel
W9Mo3Cr4V		China	High-speed tool steel
W9Mo3Cr4V coil		China	Saw high-speed tool steel hot-rolled steel strip
H19	ASTM	USA	Alloy tool steel
T20819	UNS	USA	Alloy tool steel
A9	ASTM	USA	Alloy tool steel
T30109	UNS	USA	Alloy tool steel
T41902	UNS	USA	Alloy tool steel
T41904	UNS	USA	Alloy tool steel
T41905	UNS	USA	Alloy tool steel
T41906	UNS	USA	Alloy tool steel
T41907	UNS	USA	Alloy tool steel
CPM H19	AISI	USA	Powder metallurgy tool steel Hot work tool steels

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