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Contact SupplierWe are offering pneumatic actuator wafer type metal sealing butterfly valve
1、use
the butterfly valve suitable for petroleum,metallurgy,electric power,chemical industry,paper mill,industrial enviromental protection,water supply,construction ect.
2、standard
design and manufacture: awwac207,api609,en593,asme b16.34
face-to-face according standard: amse b16.10,iso5752,en558,api609,mfg
connection dimension standard: asme b16.5,asme b16.47,en1092
testing and checking: api 598
3、technical data
nominal size(mm) 40 ~2000
nominal pressure(mpa) 1.0~2.0
suitable medium water,sea water,stem,oil,acid
suitable temperature -40°c~+425°c
4、material of main parts
body: cast steel,stainless steel,alloy steel
butterfly disc: cast steel,stainless steel,alloy steel
seat: 304+graphite,316+graphite
stem: 2cr13,f304,f316,17-4ph.