SA-790 Type 2507 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SA-790 Type 2507

AMS SA-790 Type 2507

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This page is mainly introduced the SA-790 Type 2507 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SA-790 Type 2507,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Specification for Seamless and Welded Ferritic /Austenitic Stainless Steel Pipe

Cross Reference Table(Equivalent Materials):

Material Standard Country
A 240 Type 2507 SAE USA
A 270 2507 SAE USA
A 790 Type 2507 SAE USA
A 928 Type 2507 SAE USA
A 959 Type 2507 SAE USA
SA-240 Type 2507 AMS USA

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.03
Si   0.08
Mn   1.20
P   0.035
S   0.02
Ni 6.00  8.00
Cr 24.00  26.00
Al  
Cu  
Ti  
Fe  
N 0.24  0.32
Mo 3.00  5.00
W  
V  

Mechanical Properties

Tensile strength 673~380 σb/MPa
Yield Strength 151 σ 0.2 ≥/MPa
Elongation 35 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 580~528 -
HRC 30 -

Physical Properties

Thermal expansion 89-18 e-6/K
Thermal conductivity 66-13 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 9729-9608 째C
Density 3253-8941 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-790 Type 2507 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