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STSXM7 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STSXM7

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KS STSXM7

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This page is mainly introduced the STSXM7 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STSXM7,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
STSXM7

Steel Garde:STSXM7
Type:Special Alloy
Country:Korea
Standard:KS
Application:Austenitic Steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
STSXM7	KS	Korea

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	730～250	σb/MPa
Yield Strength	694	σ 0.2 ≥/MPa
Elongation	18	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	859～332	-
HRC	30	-

Physical Properties

Thermal expansion	88-80	e-6/K
Thermal conductivity	79-83	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	6717-1699	째C
Density	3661-8590	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)
STSXM7 Special Alloy	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