DIN EN 857 2SC Hydraulic Hose DN20

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Q:The copper joint is leaking, and the tap water hose and copper joint are leaking: 1, the expansion of aluminum pipe is not expanded, and re - do the side.2, copper joints are non-standard products, replaced by standard parts.

Q:What happened to the soft rubber flat?: Rubber soft joint is a common rubber telescopic device". The inner pressure of the pipe or the equipment, because of the decrease of temperature or the venting of the vertical section, causes the internal negative pressure.

Q:The engine cylinder head cover behind the drop rubber tube what reason (Xichai 490 engine) (note the valve chamber cover tube): You don't know how to repair the craft, experienced by the feeling on the line, strictly speaking, is the valve clearance feeler to grasp, generally 125, 150 valve clearance at around 0.025-0.030, the exhaust valve to the inlet valve a little bigger than. Your car is too loud. Do you think the cam or valve is too big to wear? You have to go to an experienced garage to repair it.

Q:Hydraulic hose joint configuration: Self locking hose joint: a new type of hydraulic transmission, simple chemical package, easy maintenance and improved applicability. It has the advantages of convenient assembly and disassembly and wide adaptability. It is widely used in connecting all kinds of hose.

Q:Do I need a shim for the flat metal hose joint?: If the two connections are flat, they must be placed gaskets, usually with PTFE gasket.

Q:Is it feasible to use rubber material, middle canvas layer and outer rubber material in PVC rubber tube?: Cloth rubber tube, 68.5MM mold out, take off the mold, after natural cooling, measuring the diameter of only 67.8MM, rubber and cloth shrinkage!

Q:The pipe of the gas water heater is buried in the wall. It is made of nylon tube and rubber tube. Is it possible to use rubber tube?: With respect to the through wall gas safety management regulations, it is clear that hoses can not be used through walls.

Q:In long-term high temperature environment, silica gel tube and three yuan ethylene propylene rubber hose which is good durability?: Others, such as three yuan ethylene propylene and nitrile rubber hose, are basically black. Long term use of plastics can cause fading and deformation. The chemical properties of silica gel are stable and the physiological inertia is good. They are very resistant to biological aging, have no rejection reaction with limbs, and have better anticoagulant properties.

Q:The principle of the common bicycle valve: When the air pump does not inflate, the elastic rubber tube is tightened to cover the small holes on the side, so that the air can not flow back from the tyre.

Q:The selection of valves and fittings has the following requirements: The selection of hose inner screw thread joint can be rotated, because not hose and the joint body can rotate freely after buckling, configuration of internal thread after disassembly for hose.

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