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409 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 409

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AS 409

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This page is mainly introduced the 409 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 409,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
409

Steel Garde:409
Type:Special Alloy
Country:Australia
Standard:AS
Application:Australia Stainless steel

Relevant products:

S30409/304H/S30409/1.4948 Tube

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
SUS409LTP	JIS	Japan
409S19		UK
UNS J84090	AISI	USA
S30409	GBT	China
Ferrite 409	CNS	China
Ferrite 409L	CNS	China
K409	GBT	China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	253～180	σb/MPa
Yield Strength	924	σ 0.2 ≥/MPa
Elongation	43	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	434～216	-
HRC	30	-

Physical Properties

Thermal expansion	63-39	e-6/K
Thermal conductivity	25-56	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3894-8697	째C
Density	1545-7131	kg/m³
Resistivity	0.50-0.60	Ohm.mm²/m

Heat Treatment Regime

Annealing	Quenching	Tempering	Normalizing	Q & T
√	√	√	√	√

Size Availability

Steel Grade	Specification	Processing range(mm)
409 Special Alloy	Round Bar and Hollow Bar	Φ1 to Φ2000
	Square and Flat Steel	Φ10 to Φ100
	Plate and Sheet	0.08-800(Thickness)10-1500(Width)Length
	Tube or Pipe	OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
	Coil and Strip Steel	THK:0.1mm Width:1500mm
	Forged	Ring/Cylindrical/Disk