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AMS SA-268 S44735 Details

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SA-268 S44735 Application:Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service

Category Type Grade Microstructure Designations
Grades Stainless Steels SA-268 S44735 Ferrite USA - AMS , SA-268/SA-268M - Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service

Chemical composition(wt.%) of SA-268 S44735 grade: SA-268/SA-268M

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.03
Mn - 1.00
Si - 1.00
P - 0.04
S - 0.03
Cr 28.00 30.00
Ni - 1.00
Mo 3.60 4.20
N - 0.045

Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service

Mechanical properties of grade SA-268 S44735 SA-268/SA-268M

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)
325 (≥) 351 (≥) 12 11 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical properties of grade SA-268 S44735 SA-268/SA-268M

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
639 (≥) 961 (≥) 42 24 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 141
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
864 355 578

SA-268 S44735 - 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
0Cr13Al GB China
Heat-resisting steel sheets and plates
0Cr17Ni7Al GB China
Heat-resisting steel sheets and plates
0Cr15Ni7Mo2Al GB China
Stainless steel bars
0Cr17Ni7Al GB China
Heat-resisting steel sheets and plates
A 240 S20161 SAE USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 276 S20161 SAE USA
Stainless Steel Bars and Shapes
A 314 S20161 SAE USA
Stainless Steel Billets and Bars for Forging
A 479 S20161 SAE USA
Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels
A 580 S20161 SAE USA
Stainless Steel Wire
A 959 S20161 SAE USA
Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
F 899 S20161 SAE USA
Standard Specification for Wrought Stainless Steels for Surgical Instruments
S20161 AISI USA
Austenitic Chromium Manganese Nickel Silicon Stainless Steel
SA-240 S20161 AMS USA
Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
SA-276 S20161 AMS USA
Specification for Stainless Steel Bars and Shapes
SA-479 S20161 AMS USA
Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels
B 688 N08366 SAE USA
Chromium-Nickel-Molybdenum-Iron (UNS N08366 and UNS N08367) Plate, Sheet, and Strip
B 690 N08366 SAE USA
Iron-Nickel-Chromium-Molybdenum Alloys (UNS N08366 and UNS N08367) Seamless Pipe and Tube
B 691 N08366 SAE USA
Iron-Nickel-Chromium-Molybdenum Alloys (UNS N08366 and UNS N08367) Rod, Bar, and Wire
N08366 AISI USA
Austenitic Ni-Cr-Mo Stainless Steel
SB-688 N08366 AMS USA
Chromium-Nickel-Molybdenum-Iron (UNS N08366 and UNS N08367) Plate, Sheet, and Strip

Relevant products

SA-268 S44735 Steel Stock

Steel grade Dimension Shape Unit Quantity Delivery state Query
0Cr13Ni8Mo2Al, PH13-8Mo, 13-8Mo, XM-13 round bar stock Select 0 Select Enquiry

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