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

JIS SUS 321HTP

Profile

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

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.04  0.10
Si   0.75
Mn   2.00
P   0.03
S   0.03
Cr 17.00  20.00
Ni 9.00  13.00
Mo 9.00  13.00
Ti 4×C%  0.60

Mechanical Properties

Tensile strength 180~780 σb/MPa
Yield Strength 856 σ 0.2 ≥/MPa
Elongation 17 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 591~608 -
HRC 30 -

Physical Properties

Thermal expansion 29-19 e-6/K
Thermal conductivity 47-44 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2786-4927 째C
Density 6227-8674 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)
SUS 321HTP 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

Technical specification/standard for download

Hot keywords:SUS-321HTP
Previous: SUS 890LTP
Next: SUS 347TP