A709 Gr.50WA

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China 首钢Q/SG A709Gr.50WA 美标热轧钢板和钢带第3部分：桥梁用结构钢板 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A709Gr.50WA / A709 Gr.50WA

Category	Grade	Standard	Region/Area	Standard Content
Metals	A709 Gr.50WA	Q/SGZGS 0335.3	China	美标热轧钢板和钢带第3部分：桥梁用结构钢板

Chemical composition(mass fraction)(wt.%) of the A709 Gr.50WA

Element	Min	Max	Similar
C	-	0.1900	-
Mn	0.8000	1.2500	-
P	-	0.0400	-
S	-	0.0500	-
Si	0.3000	0.6500	-
Ni	-	0.4000	-
Cr	0.4000	0.6500	-
Cu	0.2500	0.4000	-
V	0.0200	0.1000	-

Mechanical Properties of steel grade A709 Gr.50WA

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)
126 (≥)	881 (≥)	21	32	12	Solution and Aging, Annealing, Ausaging, Q+T,etc	324

Physical Properties of steel grade A709 Gr.50WA

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
34	-	-			0.21	-
461	853	-	23.3	344		-
384	-	13	33.2			331	341

Heat Treatment of steel grade A709 Gr.50WA

Heat treated : 1455°C - 1583°C

Technological Curves of steel grade A709 Gr.50WA

No Curve

Cross Reference Table (Equivalent Grade) of A709 Gr.50WA

Grade	Standard	Country	Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1

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