Q:High pressure hose crimping connector, pressed on what position can effectively prevent the head off?

About the rubber tube assembly aspect books, at present only has the standard, the standard and so on, mainly is uses in the examination. Guide books are not withheld, but specializing in the production of rubber hose, a company has a lot of internal information, know people could get.

Q:Why are the lengths of the household combustion equipment linked to the gas pipe hose no more than 2 meters?

A pipe is a weak link. Many accidents occur on pipes. In theory, the leakage of pipe per unit length may be the same. Then, the longer the pipe, the higher the risk coefficient.In reality, the longer the tube, the higher the possibility of being clipped. For example, bending, stretching, foot work, cracking, aging, these are potentially dangerous.

Q:Hose connector JB1885-77 what is the standard?

GB A flat joint core series hose assembly standard.

Q:How much is a gas hose a metre? At least 1 meters, 5 safe?

General 10 or so can be, the length of 1 meters to 1.5 meters can be, too short, unsafe, it makes sense.

Q:Hydraulic hose joint dimensions

Press joint standards; hydraulic pipe fittings - screw thread. A standard two; classification; 1. screw internal and external threads two; 2.; according to the tooth shape can be divided into: 1) 2) 3 triangular thread trapezoidal thread; according to the 3. line number single thread and multi thread;; 4. by rotation in the direction of the left and right screw screw two, right standard; 5. by use of different points are: with the common thread, metric thread sealing pipe; two. 1. common metric screw threads; metric screw thread with a capital M, tooth type angle 2 DEG =60; 2. metric screw thread according to pitch

Q:Why should the water stop strip be joined by heat instead of superposition?

Thermal connection is the safest and most reliable method of joint treatment, but it has certain requirements for technology.

Q:Faucet hose connection problem

The buried water pipe is outside the wire, you can use the inner home angle valve. When installing, pay attention to the rubber ring in the metal hose. The gasket should be put away. It is better to buy the transparent rubber ring and the metal hose of that kind of gasket, and pay attention to the length.

Q:The small hose attached to the grease gun is coarse or fine at the joint

The small hose attached to the grease gun is threaded with fine thread. Usually M10X1 or Rp1/8.

Q:The copper joint is leaking, and the tap water hose and copper joint are leaking

It is suggested that the material used for piping may be better. At least the same material

Q:Acid burette and how to distinguish the basic buret

Acid burette glass valve cock, the basic buret is latex tube with glass balls