... coupling type A,B,C,D,E,F,DC,DP:1 Size: 1/2"-4"DN15-DN1002 Mtr: SS304/316,CF8M/1.4408,CF8/1 ... concrete demand.The material include STAINLESS STEEL CF8/1.4308,CF8M/1.4408. Design & Manufacture Std.: API608, ... JISB2214, DIN2543-2550,ASME B16.34Main products:1.1pc,2pc,3pc ball valve,gate valve,globe ... .5.All kind of metal products,design and develop for customers special demands. quick connect hose coupling ...