SGCrMo 5

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#SGCrMo #5

Description

SGCrMo 5 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: SGCrMo 5

Category	Type	Steel Grade
Steel Grades	Mould Steel	SGCrMo 5
		X2CrNiMo19-12
		1.4430
		X5CrNiNb19-9
		1.4551
		X5CrNiMoNb19-12
		1.4576
		SGMo
		SGMoV
		SGCrMo 1
		SGCrMo 2

Chemical composition(mass fraction)(wt.%) of the SGCrMo 5

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.03-0.10	0.30-0.60	0.30-0.70	0.020	0.020	5.5-6.5
Mo	Al	Cu	Nb	Ti	V	Ce
0.5-0.8					≤1.0
N	Co	Pb	B	Other

Mechanical Properties of steel grade SGCrMo 5

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)
679 (≥)	283 (≥)	42	24	43	Solution and Aging, Annealing, Ausaging, Q+T,etc	224

Physical Properties of steel grade SGCrMo 5

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
14	-	-			0.21	-
357	279	-	12.3	413		-
138	-	12	34.2			421	344

Heat Treatment of steel grade SGCrMo 5

Heat treated : 1619°C - 1813°C

Technological Curves of steel grade SGCrMo 5

No Curve

Cross Reference Table (Equivalent Grade) of SGCrMo 5

Grade	Standard	Country	Application
Q195		China	Engineering and welding
Q215		China	Engineering and welding
Q215 B		China	Engineering and welding
Q235		China	Engineering and welding
Q235 B		China	Engineering and welding
Q235 C		China	Engineering and welding
Q235 D		China	Engineering and welding
Q255 A		China	Engineering and welding
Q255 B		China	Engineering and welding
Q275		China	Engineering and welding
Q235q C		China	Bridge structure with steel
Q235q D		China	Bridge structure with steel
Q345q E		China	Bridge structure with steel
Q345q C		China	Bridge structure with steel
ASTM 1005	ASTM	USA	General use carbon steel bar
UNS G10050	UNS	USA	General use carbon steel bar
ASTM 1015	ASTM	USA	General use carbon steel bar
UNS G10150	UNS	USA	General use carbon steel bar
5CrW2Si		China	Alloy tool steel - Impact resistance tool steel
5Cr3Mn1SiMo1V		China	Alloy tool steel - Impact resistance tool steel

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