AISI634 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of AISI634

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AISI AISI634

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This page is mainly introduced the AISI634 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of AISI634,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
AISI634
  • Steel Garde:AISI634
  • Type:Stainless Steels & Special Steels
  • Country:USA
  • Standard:AISI
  • Application:AISI634

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤)
C 0.10  0.15
Si   0.50
Mn 0.50  1.25
P   0.04
S   0.03
Cr 15.0  16.0
Ni 4.00  5.00
Mo 2.50  3.25
N 0.07  0.13

Mechanical Properties

Tensile strength 870~167 σb/MPa
Yield Strength 999 σ 0.2 ≥/MPa
Elongation 36 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 470~927 -
HRC 30 -

Physical Properties

Thermal expansion 06-25 e-6/K
Thermal conductivity 20-69 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5775-7251 째C
Density 7344-7167 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)
AISI634 Stainless Steels & Special 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

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