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ASTM O6 Details
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Category | Type | Grade | Designations |
---|---|---|---|
Grades | Tool Die Steels | O6 | USA - ASTM , |
Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
---|---|---|---|---|
C | 1.25 | 1.55 | ||
Si | 0.55 | 1.50 | ||
Mn | 0.30 | 1.10 | ||
P | - | 0.030 | ||
S | - | 0.030 | ||
Cr | - | 0.30 | ||
Mo | 0.20 | 0.30 | ||
V | - | - | ||
W | - | - | ||
Ni+Cu | - | 0.75 |
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) |
---|---|---|---|---|---|---|
647 (≥) | 774 (≥) | 44 | 42 | 33 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 243 |
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 |
---|---|---|---|---|---|---|---|
185 (≥) | 152 (≥) | 14 | 21 | 14 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 112 | |
Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
263 | 977 | 695 |
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 |
---|---|---|---|
34CrNiMo6 | AFNOR | France | Steels for quenching and tempering for construction purposes - Technical delivery conditions |
O6 | ASTM | USA | Oil-Hardening Tool Steel |
102CrMo6 | EN | Germany | Alloyed CrMo steel |
45SCD6, 46SiCrMo6, 1.8062 | AFNOR | France | wrought steels used in aeronautical constructions |
34CrNiMo6 | Whole | Whole | Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties |