Monitoring results of commodity quality of PP plas

2022-06-14
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Monitoring results of commodity quality of PP plastic pipes in the circulation field

in order to strengthen the quality supervision and management of PP plastic pipes in the circulation field of the whole province and better protect the personal and property safety of the people, in 2013, Guizhou Administration for Industry and Commerce conducted directional monitoring on the commodity quality of PP plastic pipes in the circulation field

Guizhou analysis and testing institute is entrusted to be responsible for this monitoring to detect the appearance, opacity, average outer diameter, wall thickness, longitudinal retraction rate, simply supported beam impact test, hydrostatic test, sanitary performance and marking items of PP plastic pipes. A total of 59 PP plastic pipes operated by commodity business entities in the circulation field in 10 cities (prefectures and Gui'an New Area) in the province were randomly sampled. The places involved by the sellers were comprehensive markets, professional markets, wholesale enterprises and other business places, and a total of 87 batches of samples were randomly selected. After testing, the "Hengjie" brand sold by individual industrial and commercial household Wang ZhangCai (business license No.:) and nominal "Guangdong Hengjie Pipe Industry Co., Ltd." has a specification of "DN20" × en2. 3s4 ", PP plastic pipes and other batches marked with production date/batch number of" 2012/12/15 "are unqualified products with high fatigue life and can reach 50000 times. The unqualified items are mainly light impermeable to low-frequency fatigue control, average outer diameter, hydrostatic test, wall thickness and marks

Guizhou Administration for Industry and Commerce said that in view of the problems found in the monitoring, it has instructed the local administration for Industry and commerce to deal with unqualified products and related persons according to law, and will continue to strengthen the supervision of such commodities

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