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321TKA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 321TKA

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CNS 321TKA

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This page is mainly introduced the 321TKA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 321TKA,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
321TKA

Steel Garde:321TKA
Type:Special Alloy
Country:China
Standard:CNS
Application:China Taiwan Stainless steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
SUS321TKA	JIS	Japan
STS321TKA	KS	Korea

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	480～320	σb/MPa
Yield Strength	761	σ 0.2 ≥/MPa
Elongation	19	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	543～007	-
HRC	30	-

Physical Properties

Thermal expansion	68-74	e-6/K
Thermal conductivity	66-29	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5241-6558	째C
Density	6318-7021	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)
321TKA 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