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STS317TB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS317TB

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KS STS317TB

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This page is mainly introduced the STS317TB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS317TB,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless steel for boiler and heat exchanger tubes

Steel Garde:STS317TB
Type:Stainless Steels
Country:Korea
Standard:KS
Standard Number:

ITEM Standard Number Descriptions

1 D 3577 (2007) Stainless steel for boiler and heat exchanger tubes
Metallographic Structure:Austenite
Application:Stainless steel for boiler and heat exchanger tubes

ITEM	Standard Number	Descriptions
1	D 3577 (2007)	Stainless steel for boiler and heat exchanger tubes

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
STS317	KS	Korea
STS317TPY	KS	Korea
STS317TP	KS	Korea
STS317L	KS	Korea
STS317LN	KS	Korea
STS317LTB	KS	Korea
STS317LTPY	KS	Korea
STS317LFB	KS	Korea
STS317LTP	KS	Korea
STS317J1	KS	Korea
STS317J2	KS	Korea
STS317J4L	KS	Korea
STS317J5L	KS	Korea
STS317J3L	KS	Korea

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.08
Si		1.00
Mn		2.00
P		0.045
S		0.030
Cr	18.00	20.00
Ni	11.00	15.00
Mo	3.00	4.00
N

Mechanical Properties

Tensile strength	773～507	σb/MPa
Yield Strength	321	σ 0.2 ≥/MPa
Elongation	61	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	643～902	-
HRC	30	-

Physical Properties

Thermal expansion	70-98	e-6/K
Thermal conductivity	89-95	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5371-1098	째C
Density	3210-0065	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)
STS317TB 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