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SAE A 554 MT 301 Details

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A 554 MT 301 Application:Welded Stainless Steel Mechanical Tubing

Category Type Grade Microstructure Designations
Grades Stainless Steels A 554 MT 301 Austenite USA - SAE , A 554 (2011) - Welded Stainless Steel Mechanical Tubing

Chemical composition(wt.%) of A 554 MT 301 grade: A 554 (2011)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.15
Si - 1.00
Mn - 2.00
P - 0.045
S - 0.03
Cr 16.0 18.0
Ni 6.00 8.00
Austenitic steel; As-welded or cold-reduced mechanical tubing in sizes to 406.4 mm outside dimension, and in wall thicknesses 0.51 mm and over.
Intended for use in ornamental, structural, exhaust, and other applications where appearance, mechanical properties, or corrosion resistance is needed.

Mechanical properties of grade A 554 MT 301 A 554 (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)
751 (≥) 519 (≥) 42 22 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical properties of grade A 554 MT 301 A 554 (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
177 (≥) 596 (≥) 31 23 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 322
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
658 928 621

A 554 MT 301 - 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
T72301 AISI USA
Carbon tool steel products which include hot or cold finished bar, plate, sheet, rod, wire, or forgings, which are normally fabricated into tools, dies, or fixtures.
W2-A SAE USA
Carbon tool steel products which include hot or cold finished bar, plate, sheet, rod, wire, or forgings, which are normally fabricated into tools, dies, or fixtures.
301 YB USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 167 Type 301 SAE USA
Stainless and Heat-Resisting Chromium-Nickel Steel Plate, Sheet, and Strip
A 240 Type 301 SAE USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 554 MT 301 SAE USA
Welded Stainless Steel Mechanical Tubing
A 666 Type 301 SAE USA
Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate, and Flat Bar
A 240 S30100 SAE USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 666 S30100 SAE USA
Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate, and Flat Bar
S30100 AISI USA
Austenitic Chromium Nickel Stainless Steel
SA-240 S30100 AMS USA
Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
SA-666 S30100 AMS USA
Specification for Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate, and Flat Bar
A 314 302 AMS USA
Stainless Steel Billets and Bars for Forging
302 YB USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
S30200 AISI USA
Austenitic Chromium Nickel Stainless Steel
EV3 UNS USA
Steel for exhaust valves
S63016 AISI USA
Steel for exhaust valves
EV4 UNS USA
Steel for exhaust valves
S63017 AISI USA
Steel for exhaust valves
EV5 UNS USA
Steel for exhaust valves

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