hydraulic nuts meaning in English

液压螺帽

Hydraulic nuts and high - strength fasteners for coal mining machinery
矿用液压螺母及其高强度紧固件
Specializing in the production of jack , hydraulic wrench , hydraulic nuts , bolts hydraulic tensile , snorkel platform groove machine , demolition broken clamp , the manual hydraulic pump , electric and pneumatic hydraulic pumps and other hydraulic pump
专业生产千斤顶、液压扳手、液压螺母、螺栓拉伸器、液压升降平台、坡口机、拆破钳、手动液压泵、电动液压泵和气动液压泵等。
Products are : super high pressure electric , pneumatic , manual oil pump ; pre - stress jack for the use of coal mine and construction ; steel bar and cable scissor ; all kinds of bolt for safety supporting and bolting ( km19 and km22 bolt have all got the certificate of “ ma ” in china . ) ; cable anchor and bolt test stand ; hydraulic nut scissor and etc
产品有防爆式超高压电动、风动、手动油泵；煤矿、建筑用预应力张拉千斤顶；钢筋、钢绞线切断器；安全支护用各种锚具（ km19 、 km22锚具在国内率先取得煤安证书）；锚索锚具静载拉伸试验台；液压螺母破切器等。