STAM 440 H

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Japan JIS STAM440H 汽车结构用电阻焊接碳素钢管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: STAM440H / STAM 440 H

Category	Grade	Standard	Region/Area	Standard Content
Metals	STAM 440 H	JIS G3472	Japan	汽车结构用电阻焊接碳素钢管

Chemical composition(mass fraction)(wt.%) of the STAM 440 H

Element	Min	Max	Similar

The data is being updated,

Mechanical Properties of steel grade STAM 440 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)
677 (≥)	699 (≥)	42	13	11	Solution and Aging, Annealing, Ausaging, Q+T,etc	133

Physical Properties of steel grade STAM 440 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
34	-	-			0.42	-
269	245	-	44.3	142		-
355	-	11	34.2			112	244

Heat Treatment of steel grade STAM 440 H

Heat treated : 1945°C - 1482°C

Technological Curves of steel grade STAM 440 H

No Curve

Cross Reference Table (Equivalent Grade) of STAM 440 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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