Espec. | Φ4~Φ12 | Φ16~Φ50 | Φ55~Φ120 |
Longitud | 500~2000m m | 1000~5000m m | 1500~8000m m |
Aspereza de la superficie | Ra0.2~0.4 | Ra0.4~0.8 | Ra0.4~0.8 |
Dureza | HB220-260 | ||
Rectitud superficial | ≤0.15/1000 | ||
Redondez | ≤0.01mm | ||
Desviación | ≤0.02mm | ||
Grueso de cromado | 0.02~0.05m m | ||
China