# Ural-2M herringbone gearbox — Dnepropetrovsk Tube Rolling Plant

**IE A064**  
Dnepropetrovsk Tube Rolling Plant · Ukraine · 2002

Worn teeth built up metal, motor current under load decreased, the gearbox was not disassembled. Ural-2M herringbone gearbox, Dnepropetrovsk Tube Rolling Plant.

## Measured

- tooth thickness of stage 2 gear and pinion, on average over 526 h of operation — **0.4-0.6 mm**
- drive motor current under load, 440 → 385 A — **12.5 %**

## Conclusion

Worn teeth built up metal, motor current under load decreased, the gearbox was not disassembled

Page: https://industry.xado.com/case/akt_oao_dnepropetrovskii_truboprokatnyi_zavod_dvukhstupencha
PDF report: https://industry.xado.com/pdf/TIER%20A/DTPZ/herringbone-gearboxes-Ural-2M/IE-A064_XADO_DTPZ_herringbone-gearboxes-Ural-2M_EN.pdf
Original scan: https://industry.xado.com/scans/akt_oao_dnepropetrovskii_truboprokatnyi_zavod_dvukhstupencha.pdf