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Lug soft seal butterfly valve, professional OEM&ODM factory, in line with UKCA Wars CE ACS and other related certificates, very good price and efficient delivery time, mainly used for media including: Fresh water, sewage, sea water, air, steam, food, medicine, all kinds of oil, acid, alkali, etc; Flange Dimension Standards: ASME B16.1 125LB/150LB,BS4504 PN10/PN16,DIN2501 PN10/PN16,JSIB2220 10K;