Metal hose connector quality gap identification method

Because metal hose fittings on the market caused by different internal materials of varying quality, difficult for consumers to distinguish from the appearance of the merits of joints . In the end what causes joint fracture ? Avoid accidents that joint attention to what ? Once the issue should be how to forensics ? Channels through which to protect their rights? Identify quality standards of evidence according to understand , to distinguish the source of the problem joint fracture is also more difficult. Currently, the National Technology Quality Supervision Bureau released the seal faucets and hoses standard recommendations , compare these two criteria perfectly fitting and hose on the quality standard indicators were provided . Consumers can go to the inspection department of the joint efforts and twist the hose connector valve tightness , the joint strength of the material for testing. If you can not reach the standard requirement, belongs to quality problems, can serve as strong evidence for prosecution . Use and maintenance can not be ignored at home prolonged use metal hose Hydraulic pipe fittings generally do not cause people to care, but the use of too frequent and improper maintenance , but also to some extent to the joint fracture potential problems. It is understood that the general life of joints 20 million times, should be replaced after prolonged use . When using them , you should pay attention to try light off light on, do not vigorously and repeatedly rotating hose connector knob.