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UNS EVl Details
Steel for exhaust valves
UNS EVl Standard Download
EVl Datasheet
UNS EVl| Category | Type | Grade | Designations |
|---|---|---|---|
| Grades | Stainless Steels | EVl | USA - UNS , |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.45 | - | ||
| Si | 0.50 | - | ||
| Mn | 0.50 | - | ||
| Cr | 23.5 | - | ||
| Ni | 4.80 | - | ||
| Mo | 2.80 | - |
| 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) |
|---|---|---|---|---|---|---|
| 632 (≥) | 274 (≥) | 12 | 43 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 231 |
| 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 |
|---|---|---|---|---|---|---|---|
| 677 (≥) | 787 (≥) | 21 | 22 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 213 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 584 | 318 | 268 |
| 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 |
|---|---|---|---|
| EVl | UNS | USA | Steel for exhaust valves |
| EV2 | UNS | USA | Steel for exhaust valves |
| EVll | UNS | USA | Steel for exhaust valves |
| S63011 | AISI | USA | Steel for exhaust valves |
| EVl2 | UNS | USA | Steel for exhaust valves |
| S63012 | AISI | USA | Steel for exhaust valves |
| EVl3 | UNS | USA | Steel for exhaust valves |
| S63013 | AISI | USA | Steel for exhaust valves |
| EVl4 | UNS | USA | Steel for exhaust valves |
| EVl5 | UNS | USA | Steel for exhaust valves |
| S63018 | UNS | USA | Steel for exhaust valves |
| EVl6 | UNS | USA | Steel for exhaust valves |
| EVl7 | UNS | USA | Steel for exhaust valves |
| HEVl | UNS | USA | Steel for exhaust valves |
| R30155 | AISI | USA | Steel for exhaust valves |