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.
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SAE A 554 MT 301 Details
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A 554 MT 301 Datasheet
SAE A 554 MT 301| Category | Type | Grade | Microstructure | Designations |
|---|---|---|---|---|
| Grades | Stainless Steels | A 554 MT 301 | Austenite | USA - SAE , A 554 (2011) - Welded Stainless Steel Mechanical Tubing |
| 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 |
| 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) |
|---|---|---|---|---|---|---|
| 282 (≥) | 215 (≥) | 34 | 41 | 14 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 421 |
| 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 |
|---|---|---|---|---|---|---|---|
| 528 (≥) | 691 (≥) | 22 | 12 | 11 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 323 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 581 | 748 | 673 |
| 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 |
| 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 |
