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318S17 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 318S17

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B.S. 318S17

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This page is mainly introduced the 318S17 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 318S17,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Specification for stainless and heat-resisting steel round wire

Steel Garde:318S17
Type:Stainless Steels
Country:UK
Standard:B.S.
Standard Number:

ITEM Standard Number Descriptions

1 BS 1554 Specification for stainless and heat-resisting steel round wire
Application:Specification for stainless and heat-resisting steel round wire

ITEM	Standard Number	Descriptions
1	BS 1554	Specification for stainless and heat-resisting steel round wire

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.08
Si		1.00
Mn		2.00
P		0.045
S		0.03
Cr	18.00	20.00
Mo	2.00	3.00
Ni	11.00	14.00
Nb		1.00

Mechanical Properties

Tensile strength	976～956	σb/MPa
Yield Strength	443	σ 0.2 ≥/MPa
Elongation	95	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	184～943	-
HRC	30	-

Physical Properties

Thermal expansion	28-11	e-6/K
Thermal conductivity	50-89	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1744-6437	째C
Density	3296-7774	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)
318S17 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