Lub tshuab ID mounted flange facing yog tsim los rau Flange facing, seal groove, serrated finish, weld prep. thiab counterboring. nrog rau cov kab tshiab thiab cov cuab yeej siv pob ntsia hlau, cov khoom siv siv lub tswv yim tsim modular tag nrho. Txhua kauj ruam ntawm kev tsim qauv siv cov txheej txheem teb ua qhov pib. Ntau yam rau flange ID 50-3000mm
