AISI 409

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America AISI AISI409 铁素体不锈钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: AISI409 / AISI 409

Category	Grade	Standard	Region/Area	Standard Content
Metals	AISI 409	--	America	铁素体不锈钢

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

Element	Min	Max	Similar
C	-	0.0800	-
Mn	-	1.0000	-
Si	-	1.0000	-
Cr	10.5000	11.7500	-
Ni	-	0.5000	-
P	-	0.0450	-
S	-	0.0300	-
Ti	0.4800	0.7500	-

Mechanical Properties of steel grade AISI 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)
316 (≥)	794 (≥)	23	22	33	Solution and Aging, Annealing, Ausaging, Q+T,etc	222

Physical Properties of steel grade AISI 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
13	-	-			0.31	-
143	992	-	12.3	144		-
147	-	33	32.2			441	124

Heat Treatment of steel grade AISI 409

Heat treated : 1637°C - 1238°C

Technological Curves of steel grade AISI 409

No Curve

Cross Reference Table (Equivalent Grade) of AISI 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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