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Metal spiral wound gasket quality sampling results - 2013-09-06 00:23:28
National authoritiesrecentlyannounced ametal spiral wound gasketquality supervisionand inspection results.Thetotal sample ofJiangsu, Zhejiang,Anhui,Shandong and otherfourprovinces43production of43 kinds ofmetal spiral wound gasketproducts.
The sampling based onrecommended national standard"spiral wound gasketstechnical conditions" GB/T4622.3-2007the request of thespiral wound gasketcompression rateproducts, reboundrate,seal leakagerate, visual quality, etc.4itemshave been tested.
Spot checks found thatthere arefour kinds ofproducts,compression rate, reboundrateprojecttest resultsdo not meet therelevant standards.