Hydraulic impact / Liebherr / H 6-4
H 6-4
Liebherr H 6. Hydraulic impact hammer.
| Specification | Imperial | Metric |
|---|---|---|
| Ram weight | 8,818 lb | 4,000 kg |
| Rated energy (maximum) | 35,403 ft-lb | 48 kJ |
| Maximum stroke | 3.9 ft | 1.2 m |
| Blows per minute | 50-150 | |
| Hammer weight | 16,976 lb | 7,700 kg |
| Hammer length | 14.5 ft | 4.42 m |
US figures as printed by Liebherr. Length incl. pile helmet. Attachment for Liebherr piling rigs.
Source: Liebherr brochure 'Hydraulic hammer H 6, H 10, H 15', EN-US v01.032024; metric from EN v02.032026 (liebherr.com), Oct 2026. Confirm specifications with the manufacturer.