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SAE XM-28 Details
SAE XM-28 Standard Download
XM-28 Application:Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
| Category | Type | Grade | Microstructure | Designations |
|---|---|---|---|---|
| Grades | Stainless Steels | XM-28 | Austenite | USA - SAE , |
Chemical composition(wt.%) of XM-28 grade:
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.15 | ||
| Mn | 11.0 | 14.0 | ||
| P | - | 0.045 | ||
| S | - | 0.030 | ||
| Si | - | 1.00 | ||
| Ni | 0.5 | 2.5 | ||
| Cr | 16.5 | 19.5 | ||
| N | 0.20 | 0.45 |
Mechanical properties of grade XM-28
| 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) |
|---|---|---|---|---|---|---|
| 164 (≥) | 245 (≥) | 11 | 14 | 21 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 331 |
Physical properties of grade XM-28
| 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 |
|---|---|---|---|---|---|---|---|
| 132 (≥) | 422 (≥) | 32 | 22 | 43 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 324 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 157 | 175 | 755 |
XM-28 - 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 |
|---|---|---|---|
| A 276 XM-28 | SAE | USA | Stainless Steel Bars and Shapes |
| A 313 Type XM-28 | SAE | USA | Stainless Steel Bars and Shapes |
| A 314 XM-28 | SAE | USA | Stainless Steel Bars and Shapes |
| A 580 Type XM-28 | SAE | USA | Stainless Steel Wire |
| A 955 XM-28 Grade 280 | SAE | USA | Deformed and Plain Stainless-Steel Bars for Concrete Reinforcement |
| A 955 XM-28 Grade 40 | SAE | USA | Deformed and Plain Stainless-Steel Bars for Concrete Reinforcement |
| A 955 XM-28 Grade 420 | SAE | USA | Deformed and Plain Stainless-Steel Bars for Concrete Reinforcement |
| A 955 XM-28 Grade 520 | SAE | USA | Deformed and Plain Stainless-Steel Bars for Concrete Reinforcement |
| A 955 XM-28 Grade 60 | SAE | USA | Deformed and Plain Stainless-Steel Bars for Concrete Reinforcement |
| A 955 XM-28 Grade 75 | SAE | USA | Deformed and Plain Stainless-Steel Bars for Concrete Reinforcement |
| A 959 Type XM-28 | SAE | USA | Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels |
| SA-276 XM-28 | AMS | USA | Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels |
| XM-28 | SAE | USA | Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels |
| A 276 S24100 | SAE | USA | Stainless Steel Bars and Shapes |
| A 313 S24100 | SAE | USA | Stainless Steel Spring Wire |
| A 314 S24100 | SAE | USA | Stainless Steel Billets and Bars for Forging |
| A 580 S24100 | SAE | USA | Stainless Steel Wire |
| A 955 S24100 | SAE | USA | Deformed and Plain Stainless-Steel Bars for Concrete Reinforcement |
| S24100 | AISI | USA | S24100 |
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