HC260B

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China 攀钢西昌钢钒QJ/XC HC260B 冷连轧高强度烘烤硬化钢板和钢带（EN）技术条件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: HC260B / HC260B

Category	Grade	Standard	Region/Area	Standard Content
Metals	HC260B	QJ/XC3.057	China	冷连轧高强度烘烤硬化钢板和钢带（EN）技术条件

Chemical composition(mass fraction)(wt.%) of the HC260B

Element	Min	Max	Similar
Al	0.0150	-	-
S	-	0.0250	-
P	-	0.1000	-
Mn	-	0.7000	-
Si	-	0.5000	-
C	-	0.0800	-

Mechanical Properties of steel grade HC260B

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)
138 (≥)	643 (≥)	14	33	32	Solution and Aging, Annealing, Ausaging, Q+T,etc	131

Physical Properties of steel grade HC260B

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	-	-			0.22	-
641	461	-	12.3	423		-
644	-	24	13.2			143	412

Heat Treatment of steel grade HC260B

Heat treated : 1739°C - 1224°C

Technological Curves of steel grade HC260B

No Curve

Cross Reference Table (Equivalent Grade) of HC260B

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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