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SUS304A chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS304A

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JIS SUS304A

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This page is mainly introduced the SUS304A chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS304A,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SUS304A

Steel Garde:SUS304A
Type:Special Alloy
Country:Japan
Standard:JIS
Application:martensitic stainless steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	275～686	σb/MPa
Yield Strength	473	σ 0.2 ≥/MPa
Elongation	87	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	225～209	-
HRC	30	-

Physical Properties

Thermal expansion	75-75	e-6/K
Thermal conductivity	35-24	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1421-0709	째C
Density	6618-2864	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)
SUS304A 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