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STS XM27 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS XM27

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KS STS XM27

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This page is mainly introduced the STS XM27 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS XM27,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:STS XM27
Type:Stainless Steels
Country:Korea
Standard:KS
Standard Number:

ITEM Standard Number Descriptions

1 D 3749 (2008) Special alloys steel for chemical plant
Metallographic Structure:Ferrite
Application:Special alloys steel for chemical plant

ITEM	Standard Number	Descriptions
1	D 3749 (2008)	Special alloys steel for chemical plant

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
STSXM27	KS	Korea
STSXM27TB	KS	Korea

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.01
Si		0.40
Mn		0.40
P		0.030
S		0.020
Cr	25.00	27.00
Ni		0.50
Mo	0.75	1.50
N		0.015
Cu		0.20
Ni+Cu		0.50

Mechanical Properties

Tensile strength	830～229	σb/MPa
Yield Strength	256	σ 0.2 ≥/MPa
Elongation	16	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	538～281	-
HRC	30	-

Physical Properties

Thermal expansion	79-76	e-6/K
Thermal conductivity	11-42	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	2252-4375	째C
Density	9319-1243	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)
STS XM27 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