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AFNOR 35CrMo8 Details
AFNOR 35CrMo8 Standard Download
35CrMo8 Application:NF A 35-590 Tool steels; Replaced by NF EN ISO 4957:2000
| Category | Type | Grade | Designations |
|---|---|---|---|
| Grades | Tool Die Steels | 35CrMo8 | France - AFNOR , NF A 35-590 - Tool steels |
Chemical composition(wt.%) of 35CrMo8 grade: NF A 35-590
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.30 | 0.40 | ||
| Si | 0.30 | 0.80 | ||
| Mn | 0.50 | 1.50 | ||
| Cr | 1.50 | 2.20 | ||
| Mo | 0.40 | 0.60 |
Mechanical properties of grade 35CrMo8 NF A 35-590
| 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) |
|---|---|---|---|---|---|---|
| 677 (≥) | 579 (≥) | 22 | 23 | 44 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 343 |
Physical properties of grade 35CrMo8 NF A 35-590
| 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 |
|---|---|---|---|---|---|---|---|
| 159 (≥) | 537 (≥) | 11 | 24 | 31 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 414 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 547 | 247 | 682 |
35CrMo8 - Form of Supply
| 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 |
Cross Reference Table(Equivalent Grade)
| Grade | Standard | Country | Application |
|---|---|---|---|
| 35CrMo8 | AFNOR | France | NF A 35-590 Tool steels; Replaced by NF EN ISO 4957:2000 |
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