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SAE A 959 Type 2507 Details

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A 959 Type 2507 Application:Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels

Category Type Grade Microstructure Designations
Grades Stainless Steels A 959 Type 2507 Precipitation-Hardening USA - SAE , A 959 (2011) - Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels

Chemical composition(wt.%) of A 959 Type 2507 grade: A 959 (2011)

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 - -
Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels

Mechanical properties of grade A 959 Type 2507 A 959 (2011)

Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
111 (≥) 741 (≥) 43 43 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical properties of grade A 959 Type 2507 A 959 (2011)

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
218 (≥) 737 (≥) 42 34 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 443
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
821 928 585

A 959 Type 2507 - Form of Supply

Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED

Cross Reference Table(Equivalent Grade)

Grade Standard Country Application
A 240 Type 2507 SAE USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 270 2507 SAE USA
Seamless and Welded Austenitic Stainless Steel Sanitary Tubing
A 790 Type 2507 SAE USA
Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe
A 928 Type 2507 SAE USA
Ferritic/Austenitic (Duplex) Stainless Steel Pipe Electric Fusion Welded with Addition of Filler Metal
A 959 Type 2507 SAE USA
Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
SA-240 Type 2507 AMS USA
Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
SA-790 Type 2507 AMS USA
Specification for Seamless and Welded Ferritic /Austenitic Stainless Steel Pipe

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