I-valve yebhola ene-stainless steel flanged, i-globe valve, i-valve yesango lapho isetshenziswa, uma ivuliwe noma ivaliwe kuphela, akuvumeli ukwenza ukulawulwa kokugeleza, ukuze kugwenywe ukuguguleka komhlabathi, ukuguga okusheshayo. Amavalvu esango namavalvu eglobhu yesikulufu angaphezulu anedivayisi yokuvala ehlehlayo, isondo lesandla liya phezulu kithi...
Funda kabanzi