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YB 303Se Details
YB 303Se Standard Download
| Category | Type | Grade | Microstructure | Designations |
|---|---|---|---|---|
| Grades | Stainless Steels | 303Se | Austenite | USA - YB , SAE AMS 5640 - Stainless and heat resisting steels SAE AMS 7538 - Stainless and heat resisting steels |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.15 | ||
| Si | - | 1.00 | ||
| Mn | - | 2.00 | ||
| P | - | 0.2 | ||
| S | - | 0.06 | ||
| Cr | 17.0 | 19.0 | ||
| Ni | 8.00 | 10.0 | ||
| Se | 0.15 | - |
| 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) |
|---|---|---|---|---|---|---|
| 638 (≥) | 166 (≥) | 41 | 32 | 22 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 323 |
| 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 |
|---|---|---|---|---|---|---|---|
| 146 (≥) | 455 (≥) | 42 | 23 | 34 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 234 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 337 | 391 | 399 |
| 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 |
|---|---|---|---|
| 303Se | YB | USA | Stainless and heat resisting steels |
| A 314 303Se | SAE | USA | Stainless and heat resisting steels |
| A 473 303 Se | SAE | USA | Austenitic stainless steel forgings for general use |
| A 511 MT303Se | SAE | USA | Austenitic stainless steel forgings for general use |
| A 581 Type 303Se | SAE | USA | Free machining stainless and heat resisting steel wire |
| A 582 Type 303Se | SAE | USA | Free-machining stainless steel bars |
| A 895 Type 303Se | SAE | USA | Free-machining stainless steel bars |
| A 959 Type 303Se | SAE | USA | Specifying harmonized standard grade compositions for wrought stainless steels |
| F 593 303 Se | SAE | USA | Standard Specification for Stainless Steel Bolts, Hex Cap Screws, and Studs |
| F 594 303Se | SAE | USA | Standard Specification for Stainless Steel Nuts |
| F 880 Class A1-50 303Se | SAE | USA | Standard Specification for Stainless Steel Socket Set Screws (Metric) |
| F 880 Class A1-70 303Se | SAE | USA | Standard Specification for Stainless Steel Socket Set Screws (Metric) |
| SUS 303Se | FED | Japan | Standard Specification for Stainless Steel Socket Set Screws (Metric) |
| SUS303Se | AMS | USA | Standard Specification for Stainless Steel Socket Set Screws (Metric) |
| A 314 S30323 | SAE | USA | Stainless Steel Billets and Bars for Forging |
| A 473 S30323 | SAE | USA | Stainless Steel Forgings |
| A 581 S30323 | SAE | USA | Free-Machining Stainless Steel Wire and Wire Rods |
| A 582 S30323 | SAE | USA | Standard Specification for Free-Machining Stainless Steel Bars |
| A 895 S30323 | SAE | USA | Free-Machining Stainless Steel Plate, Sheet, and Strip |
| F738 Class A1-50 S30323 | SAE | USA | Standard Specification for Stainless Steel Metric Bolts, Screws, and Studs |