Dofascoloy 70W

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#Dofascoloy # #70W

Description

Dofascoloy 70W Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: Dofascoloy 70W

Category	Type	Steel Grade
Steel Grades	Carbon Steel	Dofascoloy 70W
		Dofascoloy 45F
		Dofascoloy 50F
		Dofascoloy 60F
		Dofascoloy 70F
		Dofascoloy 80F
		Dofascoloy 45W
		Dofascoloy 50W
		Dofascoloy 55W
		Dofascoloy 60W
		Dofascoloy 65W

Chemical composition(mass fraction)(wt.%) of the Dofascoloy 70W

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.26		1.35
Mo	Al	Cu	Nb	Ti	V	Ce
			≥0.005
N	Co	Pb	B	Other

Mechanical Properties of steel grade Dofascoloy 70W

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)
573 (≥)	331 (≥)	33	12	44	Solution and Aging, Annealing, Ausaging, Q+T,etc	244

Physical Properties of steel grade Dofascoloy 70W

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
31	-	-			0.32	-
813	196	-	44.3	112		-
542	-	33	11.2			132	134

Heat Treatment of steel grade Dofascoloy 70W

Heat treated : 1927°C - 1846°C

Technological Curves of steel grade Dofascoloy 70W

No Curve

Cross Reference Table (Equivalent Grade) of Dofascoloy 70W

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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