ʻO ka valve globe, ka mea i ʻike ʻia ʻo globe valve, no ka valve sealing forced.Wahi a ke kumu hoʻohālike kūloko kūloko, hōʻike ʻia ke ʻano o ka valve globe e ke ʻano o ka valve, ke ʻano hoʻokele, ke ʻano pili, ke ʻano hana, nā mea hoʻopaʻa, nā kaomi nominal a me nā code material body valve.ʻO ka ...
Heluhelu hou aku