| |  | 蝸輪法蘭橡膠蝶閥 | | 型號(hào):D341x | | 口徑:DN50-DN600 | | 壓力:1.6Mpa-6.46Mpa | | 材質(zhì):鑄鋼、不銹鋼等 |  | | |  | 專用粉體蝶閥 | | 型號(hào):FLD41X | | 口徑:DN50-DN600 | | 壓力:1.6Mpa | | 材質(zhì):鑄鋼、不銹鋼等 |  | |
|  | 三偏心多層次硬密封法蘭蝶 | | 型號(hào):D641F | | 口徑:DN50-DN600 | | 壓力:1.6Mpa-6.46Mpa | | 材質(zhì):鑄鋼、不銹鋼等 |  | | |  | 氣動(dòng)三偏心蝶閥 | | 型號(hào):D673H、D643H | | 口徑:DN50-DN600 | | 壓力:1.6Mpa | | 材質(zhì):鑄鋼、不銹鋼等 |  | | | | | | | | | | | | | | | | | |