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AISI S63009 Details

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S63009 Application:Steel for exhaust valves

Category Type Grade Designations
Grades Stainless Steels S63009 USA - AISI ,

Chemical composition(wt.%) of S63009 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.35 0.50
Si 0.30 0.80
Mn - 1.00
P - 0.045
S - 0.030
Cr 12.0 15.0
Ni 12.0 15.0
Mo 0.20 0.50
W 1.50 3.00
Steel for exhaust valves

Mechanical properties of grade S63009

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)
764 (≥) 356 (≥) 34 31 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 131

Physical properties of grade S63009

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
272 (≥) 176 (≥) 22 24 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 412
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
862 972 958

S63009 - 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
EV9 UNS USA
Steel for exhaust valves
S63009 AISI USA
Steel for exhaust valves

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