... -5, DIN28450 Material:brass,Stainless steel Gasket:NBR,PU,PTFE Part:VK,MK,VB,MB stainless steel pipeStainless steel>> VK5011/2, VK50, VK80, VK100 ... >>EN14420-5, DIN28450Part>>VK,MK,VB,MBSize>>2",3",4"Gasket>>NBR,PU,PTFE We mainly supply camlock couplings (cam & groove ... , double bolt clamp, whipcheck safety cable, washdown gun, etc. stainless steel pipe