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444 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 444

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AS 444

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This page is mainly introduced the 444 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 444,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
444

Steel Garde:444
Type:Special Alloy
Country:Australia
Standard:AS
Application:Australia Stainless steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
SUS444
SUS444LTP	JIS	Japan
411444	CSN	Czech Republic
11444	CSN	Czech Republic
416444	CSN	Czech Republic
16444	CSN	Czech Republic
VI4441	ABNT	Brazil
CNS 444	CNS	China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	827～204	σb/MPa
Yield Strength	817	σ 0.2 ≥/MPa
Elongation	27	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	251～422	-
HRC	30	-

Physical Properties

Thermal expansion	73-70	e-6/K
Thermal conductivity	32-94	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1598-2325	째C
Density	3916-6582	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)
444 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