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UNS W108 Commerial Details
W108
UNS W108 Commerial Standard Download
W108 Commerial Datasheet
UNS W108 Commerial| Category | Type | Grade | Designations |
|---|---|---|---|
| Grades | Tool Die Steels | W108 Commerial | USA - UNS , SAE J 437 (1970) - Selection and heat treatment of tool and die steels SAE J 438 (1970) - Tool and die steels |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.70 | 0.85 | ||
| Si | - | 0.35 | ||
| Mn | - | 0.35 | ||
| Cr | - | 0.20 |
| 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) |
|---|---|---|---|---|---|---|
| 233 (≥) | 185 (≥) | 43 | 33 | 12 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 341 |
| 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 |
|---|---|---|---|---|---|---|---|
| 652 (≥) | 658 (≥) | 31 | 44 | 11 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 433 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 365 | 698 | 677 |
| 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 |
|---|---|---|---|
| W108 Commerial | UNS | USA | Water quenching tool steel |
| W108 Standard | SAE | USA | Tool and die steels |
| W108 Extra | SAE | USA | Tool and die steels |
| W108 Special | SAE | USA | Tool and die steels |