... , CSM, buna-N rubber, EPDM and so on, and flange material is Q235, 304, 316 and so on. Applications : This valve ... code of ten kilogram bolt hole center distances and the flange outer diameter; and if the one is above 800mm caliber ... connected with metal flange naturally, directly installed on the tank, pipeline and cofferdam. Installation of connection, flanges and flange dimensions correspond to ...