... type casing hanger Dia:20",13 3/8",9 5/8" Type:G,W,WD,WE Casing hanger is classified into ... )and the slipped,slip scasing hanger consists of G,W,WD,WE and other tupes, WD hanger is applicable ... around the casing fast in use of outer force, W hanger adopts self-weight energized sealing structure and WE& ... operating pressure:2000~20000MpaNominal Sizes: 9" , 11" , 13-3/8" , 21-1/4" Casing Sizes: 5 1/2"~20" ...