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UNS HNV5 Details
Steel for intake valves
UNS HNV5 Standard Download
HNV5 Datasheet
UNS HNV5| Category | Type | Grade | Designations |
|---|---|---|---|
| Grades | Stainless Steels | HNV5 | USA - UNS , |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.35 | |||
| Si | 2.50 | |||
| Mn | 0.40 | |||
| P | ||||
| S | ||||
| Cr | 13.00 | |||
| Ni | 8.00 | - | ||
| Mo | 0.5 | - |
| 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) |
|---|---|---|---|---|---|---|
| 685 (≥) | 268 (≥) | 13 | 42 | 34 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 442 |
| 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 |
|---|---|---|---|---|---|---|---|
| 666 (≥) | 839 (≥) | 23 | 44 | 44 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 331 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 623 | 619 | 941 |
| 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 |
|---|---|---|---|
| HNV5 | UNS | USA | Steel for intake valves |
| S63005 | AISI | USA | Steel for intake valves |
| Z1CNS17-15 | AFNOR | France | Iron and steel. Austenitic and austenic-ferritic stainless steels plates for boilers and pressure vessels |
| Z11CNS17-07Az | AFNOR | France | Stainless steels for general purposes. Plates, wide strips and strips |
| Z15CNS25-20 | AFNOR | France | Iron and steel. Austenitic and austenic-ferritic stainless steels plates for boilers and pressure vessels |
| Z17CNS20-12 | AFNOR | France | Iron and steel. Austenitic and austenic-ferritic stainless steels plates for boilers and pressure vessels |
| Z80CNS20-02 | AFNOR | France | Valve steels and alloys for internal combustion engines |