最刺激的交换夫妇中文字幕,扒开老女人毛茸茸的黑森林,亚洲一卡二卡三卡四卡,狠狠色丁香久久婷婷综合蜜芽五月

- Piston Pump:

Small-tonnage machine could use HP5V medium-pressure pump to improve operation efficiency through main engine matching. At the same time, using spherical flow distribution technology, which is suitable for high-pressure and high-speed working conditions;
V90N.DT and V30G high-pressure pumps can be selected for medium and large tonnages machine, and with the heavy-duty design can well ensure the crane's requirements for safe and reliable hoisting applications;

- Piston Motor:

11 piston design allows the motor to achieve better performance at low speeds: optimized rotation balance design, high-speed performance and smooth start characteristics.

- Hydraulic Cylinder:

It can be customized according to customer requirements to meet the application requirements of ordinary and special working conditions.