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STS310S chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS310S

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KS STS310S

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This page is mainly introduced the STS310S chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS310S,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Special alloys steel for chemical plant

Steel Garde:STS310S
Type:Stainless Steels
Country:Korea
Standard:KS

Standard Number:

ITEM	Standard Number	Descriptions
1	D 3692 (2001)	Cold finished stainless steel bars
2	D 3698 (2008)	Cold rolled stainless steel plates, sheets and strip
3	D 3702 (2008)	Stainless steel wire rods
4	D 3703 (2007)	Stainless steel wires
5	D 3705 (2008)	Hot rolled stainless steel plates, sheets and strip
6	D 3706 (2008)	Stainless steel bars
7	D 3749 (2008)	Special alloys steel for chemical plant

Metallographic Structure:Austenite
Application:Special alloys steel for chemical plant

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
STS310STB	KS	Korea
STS310SFB	KS	Korea
STS310STP	KS	Korea
STS310STPY	KS	Korea

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.08
Si		1.50
Mn		2.00
P		0.045
S		0.030
Cr	24.00	26.00
Ni	19.00	22.00
Mo
N

Mechanical Properties

Tensile strength	635～981	σb/MPa
Yield Strength	180	σ 0.2 ≥/MPa
Elongation	63	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	357～262	-
HRC	30	-

Physical Properties

Thermal expansion	44-24	e-6/K
Thermal conductivity	60-43	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	2496-6763	째C
Density	6789-5105	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)
STS310S 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