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SAE A 949 S31500 Details

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A 949 S31500 Application:Spray-Formed Seamless Ferritic/Austenitic Stainless Steel Pipe

Category Type Grade Microstructure Designations
Grades Stainless Steels A 949 S31500 Austenitic-Ferritic(Duplex steel) USA - SAE , A 949/A 949M (2009) - Spray-Formed Seamless Ferritic/Austenitic Stainless Steel Pipe

Chemical composition(wt.%) of A 949 S31500 grade: A 949/A 949M (2009)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.03
Mn 1.20 2.00
Si 1.40 2.00
P - 0.03
S - 0.03
Cr 18.00 19.00
Ni 4.25 5.25
Mo 2.50 3.00
Spray-Formed Seamless Ferritic/Austenitic Stainless Steel Pipe

Mechanical properties of grade A 949 S31500 A 949/A 949M (2009)

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)
798 (≥) 718 (≥) 32 44 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical properties of grade A 949 S31500 A 949/A 949M (2009)

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
989 (≥) 166 (≥) 44 33 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 142
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
199 896 521

A 949 S31500 - 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 789 S31500 SAE USA
Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service
A 790 S31500 SAE USA
Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe
A 928 S31500 SAE USA
Ferritic/Austenitic (Duplex) Stainless Steel Pipe Electric Fusion Welded with Addition of Filler Metal
A 949 S31500 SAE USA
Spray-Formed Seamless Ferritic/Austenitic Stainless Steel Pipe
A 959 S31500 SAE USA
Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
S31500 AISI USA
Duplex (Austenitic-Ferritic) Chromium Nickel Molybdenum Silicon Stainless Steel
SA-789 S31500 AMS USA
Specification for Seamless and Welded Ferritic /Austenitic Stainless Steel Tubing for General Service
SA-790 S31500 AMS USA
Specification for Seamless and Welded Ferritic /Austenitic Stainless Steel Pipe

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