AWS EFeCr-A3

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Description

AWS EFeCr-A3 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: AWS EFeCr-A3

Category	Type	Steel Grade
Steel Grades	Mould Steel	AWS EFeCr-A3
		AWS EFeMn-E
		UNS W79510
		AWS EFeMn-F
		UNS W79610
		AWS EFeMnCr
		UNS W79710
		AWS EFeCr-A1
		UNS W74011
		AWS EFeCr-A2
		UNS W74012

Chemical composition(mass fraction)(wt.%) of the AWS EFeCr-A3

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
2.5-4.5	1.0-2.5	0.5-2.0	0.035	0.035	14.0-20.0
Mo	Al	Cu	Nb	Ti	V	Fe
≤1.5						...
N	Co	Pb	W	Other

Mechanical Properties of steel grade AWS EFeCr-A3

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)
566 (≥)	749 (≥)	42	33	22	Solution and Aging, Annealing, Ausaging, Q+T,etc	213

Physical Properties of steel grade AWS EFeCr-A3

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
33	-	-			0.23	-
973	361	-	31.3	442		-
434	-	11	32.2			324	241

Heat Treatment of steel grade AWS EFeCr-A3

Heat treated : 1357°C - 1771°C

Technological Curves of steel grade AWS EFeCr-A3

No Curve

Cross Reference Table (Equivalent Grade) of AWS EFeCr-A3

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 1030	ASTM	USA	General use carbon steel bar
UNS G10300	UNS	USA	General use carbon steel bar
ASTM 1005	ASTM	USA	General use carbon steel bar
UNS G10050	UNS	USA	General use carbon steel bar
ASTM 1006	ASTM	USA	General use carbon steel bar
UNS G10060	UNS	USA	General use carbon steel bar

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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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