SECO Tools TP2500 carbide grade — ISO 513 groups, coating and cross references
Grade identification
| Manufacturer | SECO Tools |
|---|---|
| Grade designation | TP2500 |
| Catalogue description | TP2500 / CVD Duratomic general steel and cast iron |
| ISO 513 workpiece groups | P / K |
| Coating family | CVD |
| Substrate | tough substrate |
| Source | Seco Tools — turning grades nomenclature and application guide · accessed 2026-09-28 |
Source: SECO Tools official catalogue, accessed 2026-09-28. Grade behaviour statements on this page are general ISO 513 engineering guidance, not manufacturer cutting data.
ISO 513 fit
SECO Tools TP2500 is filed under ISO 513 groups P and K. Multi-group grades cover a window of workpiece materials — check the manufacturer's application band for the exact position within each group. See the group pages under ISO 513 material groups for what each letter means in practice.
Offered on these inserts
Cross-brand grade equivalents
Equivalents are listed only when they can be traced to a published cross-reference chart or confirmed in both manufacturers' official catalogues. Unconfirmed chart rows are marked VERIFY; nothing on InsertBase is guessed.
| Equivalent grade | Brand | Match | ISO 513 | Coating | Basis / note | Source |
|---|---|---|---|---|---|---|
| 4325 | Sandvik Coromant | PARTIAL | K / P | CVD | Same ISO P/K range and CVD coating family; TP2500 adds K coverage. | FM Carbide — carbide grade cross-reference (16 brands) (2026-09-28) |
| 1515 | Sandvik Coromant | VERIFY | M / P | CVD | TP2500 CVD P/K general turning; equivalent quoted. | FM Carbide — carbide grade cross-reference (16 brands) (2026-09-28) |
Match levels: FULL = same ISO group, application band and coating family · PARTIAL = same band, different coating or edge prep · VERIFY = quoted in aftermarket charts, unconfirmed by both catalogues.