JUWEI/PIE Diesel Hammers SpecificationsD25
JUWEI/PIE Diesel Hammers
D25
Technical documents
D25 bearing chartDownload PDF
Legacy reference only. Not revalidated against the current JUWEI energy ratings. Do not use for design or acceptance; request a verified chart from PIE through PACO.
Diesel hammer manualDownload PDF
Units
Specifications
Published JUWEI/PIE specifications. Final hammer selection requires review of pile, soil, capacity and drivability.
| Specification | US | Metric |
|---|---|---|
| Energy per Blow | 29,488–66,381 ft-lb | 39.98–90 kNm |
| Blows Per Minute | 35–52 | 35–52 |
| Ram Weight | 5,512 lb | 2,500 kg |
| Hammer Weight (Includes Trip Device) | 13,206 lb | 5,990 kg |
| Hammer Weight (Without Trip Device) | 12,809 lb | 5,810 kg |
| Trip Device Weight | 397 lb | 180 kg |
| Diesel Fuel Tank Capacity | 17.70 US gal | 67 L |
| Lube Tank Capacity | 5.02 US gal | 19 L |
| Fuel Consumption | 2.11 US gal/hr | 8 L/hr |
| Oil Consumption | 0.26 US gal/hr | 1 L/hr |
| Hammer Length | 247.6 in | 6,290 mm |
| Hammer Width | 25.2 in | 640 mm |
FUEL SETTINGS:
Estimates only, not JuWei ratings. APE D25-21 setting proportions mapped to JuWei’s 39.98–90 kNm range; endpoint mapping is assumed. Do not use for operation or bearing/drivability calculations. JuWei overall rate: 35–52 blows/min; setting-specific rates are not supplied.
| Setting | US | Metric |
|---|---|---|
| Setting 4 | 66,381 ft-lb | 90.00 kNm |
| Setting 3 | 54,366 ft-lb | 73.71 kNm |
| Setting 2 | 41,503 ft-lb | 56.27 kNm |
| Setting 1 | 29,488 ft-lb | 39.98 kNm |
Leader information
| Specification | Published size |
|---|---|
| Minimum U-leader size | 26 inches |
| Common U-leader size | 26 inches |
Optional upgrades and add-ons
| Available option |
|---|
| Hydraulic Trip |
| Hydraulic Trip Power Unit |
| Custom Lead Size |
| Spare Parts/Tools Packages |
| Custom Drive Caps |
| Leaders/Drive Systems |
Learn more about JUWEI/PIE products at www.piledrivingie.com.