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SUS 302 WPA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 302 WPA

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JIS SUS 302 WPA

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This page is mainly introduced the SUS 302 WPA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 302 WPA,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless steel wires for springs

Steel Garde:SUS 302 WPA
Type:Stainless Steels
Country:Japan
Standard:JIS
Standard Number:

ITEM Standard Number Descriptions

1 G 4314 (1994) Stainless steel wires for springs
Metallographic Structure:Austenite
Application:Stainless steel wires for springs

ITEM	Standard Number	Descriptions
1	G 4314 (1994)	Stainless steel wires for springs

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
SUS 302	JIS	Japan
SUS 302	JIS	Japan
SUS 302	JIS	Japan
SUS 302	JIS	Japan
SUS 302	JIS	Japan
SUS 302	JIS	Japan
SUS 302 FB	JIS	Japan
SUS 302 B	JIS	Japan
SUS 302 B	JIS	Japan
SUS 302 B	JIS	Japan
SUS 302 WPB	JIS	Japan
SUS 302FB	JIS	Japan

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.15
Si		1.00
Mn		2.00
P		0.045
S		0.03
Cr	17.00	19.00
Ni	8.00	10.00
Mo
N

Mechanical Properties

Tensile strength	920～916	σb/MPa
Yield Strength	300	σ 0.2 ≥/MPa
Elongation	81	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	727～489	-
HRC	30	-

Physical Properties

Thermal expansion	17-70	e-6/K
Thermal conductivity	49-59	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	6954-4456	째C
Density	3752-2250	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)
SUS 302 WPA Stainless Steels	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