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SUH 446 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUH 446

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JIS SUH 446

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This page is mainly introduced the SUH 446 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUH 446,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless steel wires

Steel Garde:SUH 446
Type:Stainless Steels
Country:Japan
Standard:JIS
Standard Number:

ITEM Standard Number Descriptions

1 G 4309 (1999) Stainless steel wires
Metallographic Structure:Ferrite
Application:Stainless steel wires

ITEM	Standard Number	Descriptions
1	G 4309 (1999)	Stainless steel wires

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
SUH 446	JIS	Japan
SUH 446	JIS	Japan

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.20
Si		1.00
Mn		1.50
P		0.04
S		0.03
Cr	23.00	27.00
Ni		0.60
Mo
N		0.25

Mechanical Properties

Tensile strength	414～659	σb/MPa
Yield Strength	724	σ 0.2 ≥/MPa
Elongation	88	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	449～999	-
HRC	30	-

Physical Properties

Thermal expansion	98-40	e-6/K
Thermal conductivity	45-50	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	6989-3316	째C
Density	9308-6317	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)
SUH 446 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