Atlas 409

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Global 企业标准 Atlas409 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Atlas409 / Atlas 409

Category	Grade	Standard	Region/Area	Standard Content
Metals	Atlas 409	--	Global

Chemical composition(mass fraction)(wt.%) of the Atlas 409

Element	Min	Max	Similar
Ti	-	0.7500	-
Si	-	1.0000	-
S	-	0.0300	-
P	-	0.0450	-
Ni	-	0.5000	-
Mn	-	1.0000	-
Cr	10.5000	11.7000	-
C	-	0.0800	-

Mechanical Properties of steel grade Atlas 409

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)
875 (≥)	558 (≥)	21	13	14	Solution and Aging, Annealing, Ausaging, Q+T,etc	232

Physical Properties of steel grade Atlas 409

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
23	-	-			0.23	-
741	748	-	12.3	314		-
644	-	21	41.2			143	331

Heat Treatment of steel grade Atlas 409

Heat treated : 1788°C - 1978°C

Technological Curves of steel grade Atlas 409

No Curve

Cross Reference Table (Equivalent Grade) of Atlas 409

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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