WH1250B

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China 舞钢Q/WTB WH1250B 重载矿车专用钢WH1250技术条件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: WH1250B / WH1250B

Category	Grade	Standard	Region/Area	Standard Content
Metals	WH1250B	WYJ 121	China	重载矿车专用钢WH1250技术条件

Chemical composition(mass fraction)(wt.%) of the WH1250B

Element	Min	Max	Similar
B	-	0.0040	-
Mo	-	0.4000	-
Cr	-	0.4000	-
S	-	0.0080	-
P	-	0.0200	-
Mn	-	1.6000	-
Si	-	0.4000	-
C	-	0.1600	-

Mechanical Properties of steel grade WH1250B

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)
751 (≥)	296 (≥)	32	43	14	Solution and Aging, Annealing, Ausaging, Q+T,etc	311

Physical Properties of steel grade WH1250B

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
22	-	-			0.13	-
894	272	-	21.3	131		-
296	-	41	32.2			421	344

Heat Treatment of steel grade WH1250B

Heat treated : 1933°C - 1222°C

Technological Curves of steel grade WH1250B

No Curve

Cross Reference Table (Equivalent Grade) of WH1250B

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

Available Suppliers

Jiangyou Longhai Special Steel Co.,Ltd.

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...

Rfq.: sales@longhaisteel.com

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