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SUS 630 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 630

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JIS SUS 630

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This page is mainly introduced the SUS 630 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 630,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Cold-rolled stainless steel plate, sheet and strip

Steel Garde:SUS 630
Type:Stainless Steels
Country:Japan
Standard:JIS
Standard Number:

ITEM Standard Number Descriptions

1 G 4305 (2012) Cold-rolled stainless steel plate, sheet and strip
Metallographic Structure:Precipitation-Hardening
Application:Cold-rolled stainless steel plate, sheet and strip

ITEM	Standard Number	Descriptions
1	G 4305 (2012)	Cold-rolled stainless steel plate, sheet and strip

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
SUS 630	JIS	Japan
SUS 630	JIS	Japan
SUS 630	JIS	Japan
SUS 630	JIS	Japan
SUS 630 FB	JIS	Japan
SUS 630FB	JIS	Japan

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.07
Si		1.00
Mn		1.00
P		0.04
S		0.03
Cr	15.00	17.00
Ni	3.00	5.00
Mo
N
Cu	3.00	5.00
Nb	0.15	0.45

Mechanical Properties

Tensile strength	706～937	σb/MPa
Yield Strength	013	σ 0.2 ≥/MPa
Elongation	89	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	762～756	-
HRC	30	-

Physical Properties

Thermal expansion	55-74	e-6/K
Thermal conductivity	60-11	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	0925-7040	째C
Density	0877-5783	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 630 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