Apply to reciprocating motion of hydrauliccylinderpiston rod sealed device can also be used to cover the static flange seal.
适用于液压缸活塞杆往复运动用密封装置，也可用于法兰端盖的静密封装置。
2
The arc spraying is a kind of important heat spraying technologies. It can be used to repair the damaged surface of hydrauliccylinderpiston, and obtains the better effect.
电弧喷涂是热喷涂的主要技术之一，用于液压缸活塞柱体表面修复，可以得到较好的修复效果。
3
The use of hydrauliccylinder in hydraulic elevator, the part usually has five parts: piston and piston rod, cylinder and cylinder head, buffer device, sealing device and exhaust device.