HC300I

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China 攀钢西昌钢钒QJ/XC HC300I 冷连轧高强度各向同性钢板和钢带技术条件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: HC300I / HC300I

Category	Grade	Standard	Region/Area	Standard Content
Metals	HC300I	QJ/XC3.047	China	冷连轧高强度各向同性钢板和钢带技术条件

Chemical composition(mass fraction)(wt.%) of the HC300I

Element	Min	Max	Similar
Ti	-	0.0500	-
Al	0.0100	-	-
S	-	0.0250	-
P	-	0.0800	-
Mn	-	0.7000	-
Si	-	0.5000	-
C	-	0.1200	-

Mechanical Properties of steel grade HC300I

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)
866 (≥)	476 (≥)	23	11	33	Solution and Aging, Annealing, Ausaging, Q+T,etc	434

Physical Properties of steel grade HC300I

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	-	-			0.11	-
756	772	-	14.3	441		-
797	-	32	43.2			414	431

Heat Treatment of steel grade HC300I

Heat treated : 1375°C - 1951°C

Technological Curves of steel grade HC300I

No Curve

Cross Reference Table (Equivalent Grade) of HC300I

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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