hydraulically powered pneumatic element, The product has a lot of variety, complete specifications, reasonable price, which is widely used in the fields of national defense、machinery、 food、metallurgy、packing、textile、electron etc. The main products：various mini and standard cylinders、cylinder with magnetic、 cylinder with valve、 reinforcement cylinder、clamping cylinder、gear and rack rotary cylinder ，cylinder with no piston rod ， air-oil press-enhance cylinder，W70/140L-1series tie bar hydro cylinder ，HSG01 and HSG02 series engineering hydro cylinder， Y-HG1 and Y-HG2 series metallurgy standard hydro cylinder， CD/CG250/350series high pressure heavy hydro cylinder， JB series metallurgy equipment hydro cylinder， SFB series hydraulic pressure gear and rack circumgyrate oil cylinder ， hydraulic pressure flex oil cylinder，electro hydraulic handspike； various reversal valvers of mechanical control , manual control, pneumatic control and electrical control , explosion proof type electromagnetically operated valve, various control valves of pressure, flow and direction , car door opener T-piece, tee commutation valve, air passage integration cylinder manifold; various supplier disposal tools, pneumatic accessory, pneumatic junction , special joint for die arrangement , JKS series rapid joint ; steel wire braided and spiral hydraulic hose assembly with high ,medium ,low pressure, husking machine , pipe cutting machine, nut close –up machine , and air tightness laboratories command guidance system . we will regard customers as the focus to pay attention ,and keep on the quality improvement. we will provide you perfect and top grade after-sales service with all sincerity. rubber pipe cramping machine , which used for engineering mechanism pipe cramping and F series joint cramping