A 693 Type 635 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 693 Type 635

SAE A 693 Type 635

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This page is mainly introduced the A 693 Type 635 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 693 Type 635,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip
  • Steel Garde:A 693 Type 635
  • Type:Stainless Steels
  • Country:USA
  • Standard:SAE
  • Standard Number:
    ITEM Standard Number Descriptions
    1 A 693 (2006) Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip
  • Metallographic Structure:Precipitation-Hardening
  • Application:Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.08
Mn   1.00
Si   1.00
P   0.04
S   0.03
Cr 16.00  17.50
Ni 6.00  7.50
Mo  
Al   0.40
Ti 0.40  1.20

Mechanical Properties

Tensile strength 673~540 σb/MPa
Yield Strength 310 σ 0.2 ≥/MPa
Elongation 55 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 755~087 -
HRC 30 -

Physical Properties

Thermal expansion 76-53 e-6/K
Thermal conductivity 09-35 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5175-8926 째C
Density 6360-6699 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)
A 693 Type 635 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