AMS SA-268 S44600-1

Grades | Stainless Steels | SA-268 S44600-1

AMS SA-268 S44600-1 ( Ferrite )

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SA-268 S44600-1 Application:Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service

Chemical composition(mass fraction)(wt.%) of the SA-268 S44600-1
Elements Min.（≥） Max.（≤） Similar Remarks
C - 0.02
Mn - 1.50
Si - 1.00
P - 0.04
S - 0.03
Cr 23.00 27.00
Ni - 0.50
Mo - -
N - 0.25

Mechanical properties of grade SA-268 S44600-1

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition HBW
675 (≥) 553 (≥) 22 42 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 333

Physical properties of grade SA-268 S44600-1

Property Density
kg/dm3		 Temperature T
°C/F		 Specific heat
J / kgK		 Thermal conductivity
W/mK		 Electric resistance
µΩ·cm
289 (≥) 849 (≥) 42 34 42 Solution and Aging, Annealing, Ausaging, Q+T,etc
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2		 - - -
888 316 671 - - -

SA-268 S44600-1 Range of products
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