ASTM632 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ASTM632

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ASTM ASTM632

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This page is mainly introduced the ASTM632 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ASTM632,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
ASTM632

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.09
Si   1.00
Mn   1.00
P   0.04
S   0.03
Cr 14.0  16.0
Ni 6.50  7.75
Mo 2.00  3.00
Al 0.75  1.50

Mechanical Properties

Tensile strength 537~625 σb/MPa
Yield Strength 421 σ 0.2 ≥/MPa
Elongation 88 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 301~146 -
HRC 30 -

Physical Properties

Thermal expansion 68-32 e-6/K
Thermal conductivity 90-36 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 6800-9475 째C
Density 1413-2570 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)
ASTM632 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