壓蓋–兩件式自行調(diào)整壓蓋及壓蓋法蘭,在調(diào)整填料時(shí),不需要壓簧桿.Gland – two piece self - aligning gland and gland flange eliminates cocking if packing adjustment is required.壓蓋–兩件式, 自行調(diào)整壓蓋,不需要配置壓簧桿. 便于維護(hù)的轉(zhuǎn)位式螺栓.Gland – two piece , self - aligning gland ...