Modernization and commissioning of hydraulic hammer Junttan HHK7/9
June 10, 2017Our company has produced the modernization of the hydraulic hammer Junttan HHK-7A to work on the immersion pipes with diameter of 1020 mm in the construction of transport crossing through the Kerch Strait. We carried out repair and retrofitting of hydraulic hammer in which was the maximum possible impact energy kNm 108.
