Rrh Series Prestressed Hydraulic Jacks for Bridge

Product Description

RRH series prestressed hydraulic jacks for bridge
1. Describe:
RRH series of double acting hollow hydraulic jack has all the function of general hydraulic
jack, and it also has the function of pulling. It also used for tension PC strands, steel wire,
axle and drill rod.
2. Features:
Double acting design can highly improve the convenience.
Built-in safe valve can protect jack when over loading.
Cylinder can bear Max loading when Max stroke.
High quality seal ring make the jack's life more long, no oil leakage.
3. Technology data:

Model	Capacity Ton	Stroke mm	Closed height mm	Extend height mm	Outer diameter mm	Center hole mm	Weight Kg
RRH-307	30	178	330	508	114	33.3	22
RRH-3010		257	432	689	114	33.3	27
RRH-603	60	89	248	337	159	53.8	28
RRH-606		165	324	489	159	53.8	35
RRH-6010		257	438	695	159	53.8	46
RRH-1001	100	38	165	203	213	79.2	39
RRH-1003		76	254	330	213	79.2	61
RRH-1006		152	342	495	213	79.2	79
RRH-10010		257	460	718	213	79.2	107
RRH-1508	150	203	349	552	248	79.5	111
Customized	200	200	450	650	330	100
	300	200	550	750	400	100

4.Application:
Our hydraulic jacks have been widely used for industrial field, such as steel plant, cement industry, chemical and refinery, bridge, railway, highway, hydropower station, ship repair, building, construction and maintenance.
5.Company information:
Zhengzhou Lead Equipment Co., Ltd. Have been in hydraulic tools industry since 2009.
Our main products as follow:
Single acting hydraulic jack/cylinder/ram (10-100 tons)
Single acting hollow hydraulic jack/cylinder/ram (12-100 tons)
Double acting hydraulic jack/cylinder/ram (50-2000 tons)
Double acting hollow hydraulic jack/cylinder/ram (50-2000 tons)
Single acting hydraulic jack/cylinder/ram with lock nut (55-200 tons)
Thin type single acting hydraulic jack/cylinder/ram (10-200 tons)
Ultrathin hydraulic jack/cylinder/ram (10-200 tons)
Flange type hydraulic jack/cylinder/ram (10-630 tons)
Synchronous hydraulic jack (10-1000 tons)
Hydraulic accessories: high pressure oil hose, couplers, seal kits, mainfold, etc.
All the tonnage, stroke, height can be customized according to client's requirements, supply the best quality and serve. Our warranty is 2 years.