design standard ：EN593
Face to Face:ISO5752 EN558-1
Body Flange Dring:ISO7005-2 EN1092-2
Top FLange:ISO5211
TestStandard:ISO5208

material
boddy:carbon steel,stainiess steel
cover:carbon steel,stainiess steel
screen
stainiess steel
casket

metal graphite

Our company produces all kinds of industrial valve, such as valve, tianjin valve, tanggu valve, butterfly valve, tianjin butterfly valve, tanggu butterfly valve, wafer butterfly valve, flange butterfly valve, welded butterfly valve, soft sealing butterfly valve, hard sealing butterfly valve, gate valve, shut-off valve, ball valve, check valve, decompression valve, hydraulic control valve etc.