... 316,304L,316L etc) 2.Item:Heavy duty clamp ,pipe fitting,stainless steel hose clamp 1.Item:Heavy duty clamp ,pipe fitting,stainless steel hose clamp2.Material ... )3.Standard: DIN ,3A,ISO,IDF4.Flux domination of pipe line: applied to the stainless steel pipeline system 5.Application ... sanitary butterfly valve ,ball valve ,check valve, common sampling valve ,clamp union ,ferrule ,sight glass ,pump etc .