Bibcock quality worrying

On April 20, xian city pledges inspect bureau to 20 batches bibcock product sampling, 4 batches were unqualified products, mainly for the pipe thread precision inflow parts strength performance is not up to standard.Pipe thread precision unqualified causes bibcock with water supply pipe connection is not tight or unable to connect, cause leakage or not normal use;Water parts strength unqualified cause LouDi water, or even shell burst.
Since 2015, sampling, bibcock by repeated exposure.Released on March 30th, the guangzhou city administration for industry and commerce of the "guangzhou city industrial and commercial bureau 2014 circulation bibcock commodity consumption hints ", a total of 35 samples, there are 15 samples were judged to be unqualified, the main problem for the salt spray test project unqualified project is unqualified, sample flow and body strength and sealing performance is unqualified project.
On February 9, in jiangxi province pledges inspect bureau released the 2014 and 4 quarter of product quality supervision and spot checks at the provincial level.Selectived examination of 20 batches ceramic chip seal the lid, there are 7 batches unqualified product quality.The main problem is the acidic salt fog test, body strength indicators do not meet the requirement.
The new national standard GB 18145-18145 the ceramic chip seal the lid were published on May 6, 2014, on December 1, 2014 formally implemented.The new national standard has been almost five months, why haven't improve stopcock quality problem?The personage inside course of study thinks, some low price is no guarantee the stopcock products still have the market, irresponsible enterprises with substandard materials, lead to tap the market is still jumbly.

(source:http://www.kg-machinery.com/news/bibcock-quality-worrying.html)