SPFC 340 H

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Japan JIS SPFC340H 改进汽车结构用加工性热轧高强度薄板和钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SPFC340H / SPFC 340 H

Category	Grade	Standard	Region/Area	Standard Content
Metals	SPFC 340 H	JIS G3135	Japan	改进汽车结构用加工性热轧高强度薄板和钢带

Chemical composition(mass fraction)(wt.%) of the SPFC 340 H

Element	Min	Max	Similar

The data is being updated,

Mechanical Properties of steel grade SPFC 340 H

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)
218 (≥)	723 (≥)	31	13	11	Solution and Aging, Annealing, Ausaging, Q+T,etc	232

Physical Properties of steel grade SPFC 340 H

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	-	-			0.13	-
246	784	-	14.3	322		-
631	-	43	32.2			132	423

Heat Treatment of steel grade SPFC 340 H

Heat treated : 1695°C - 1886°C

Technological Curves of steel grade SPFC 340 H

No Curve

Cross Reference Table (Equivalent Grade) of SPFC 340 H

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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