SA-705 Type XM-25 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SA-705 Type XM-25

AMS SA-705 Type XM-25

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This page is mainly introduced the SA-705 Type XM-25 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SA-705 Type XM-25,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Specification for Age-Hardening Stainless Steel Forgings

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.05
Mn   1.00
Si   1.00
P   0.03
S   0.03
Cr 14.00  16.00
Ni 5.00  7.00
Mo 0.50  1.00
Cu 1.25  1.75

Mechanical Properties

Tensile strength 978~036 σb/MPa
Yield Strength 126 σ 0.2 ≥/MPa
Elongation 99 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 400~432 -
HRC 30 -

Physical Properties

Thermal expansion 57-71 e-6/K
Thermal conductivity 31-54 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 7291-1442 째C
Density 2744-1870 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)
SA-705 Type XM-25 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