努伊:DN32 i DN4000, hiki ke ho opilikino ia
Ae ia ka mea ho ohui:法兰,法兰型螺纹,接头型橡胶接头,hiki ke hana pono ia开云体育导航
Ua wili ia ka法兰:BS, DIN, ANSI, JIS a i ole nā mea ea e i ha awi i nā la ana ki i
NāLoko:DIN, BSPT, BSP, NPS, NPT,公制,(ISO7/1, DIN 2999, ANSI B1.20.1)