1.4520

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# #1.4520

Description

1.4520 Alloy Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Alloy Steel: 1.4520

Category	Type	Steel Grade
Steel Grades	Alloy Steel	1.4520
		X3CrNiMo 13-4
		X3CrNiMo 17-13-3
		X6CrNiMoNb 17-12-2
		X2CrNiMoN 18-12-4
		X1CrNiMoCuN 25-25-5
		X2CrNiMoCuN 25-6-3
		X2CrNiMoCuWN 25-7-4
		X3CrNiMoBN 17-13-3
		X5CrNiAlTi 31-20
		X6CrNiAlTi 32-21

Chemical composition(mass fraction)(wt.%) of the 1.4520

C	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni	Mo	Other
≤ 0.025	0.50	0.50	0.040	0.015	16.0-18.0	----------	------------	Ti 0.30-0.60

Mechanical Properties of steel grade 1.4520

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)
732 (≥)	837 (≥)	21	22	12	Solution and Aging, Annealing, Ausaging, Q+T,etc	221

Physical Properties of steel grade 1.4520

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
32	-	-			0.12	-
957	594	-	31.3	242		-
213	-	23	32.2			322	131

Heat Treatment of steel grade 1.4520

Heat treated : 1239°C - 1353°C

Technological Curves of steel grade 1.4520

No Curve

Cross Reference Table (Equivalent Grade) of 1.4520

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

Available Suppliers

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Rfq.: sales@longhaisteel.com

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