Bellows Bi-Directional Metal Seated Butterfly Valve
XUE Hong-quan;YANG Long-jie;XIANG Li-sheng;XIANG Yong-an;XIANG Gang-hong;XIANG Wei;JIN Hu;LIU Xian-de;WANG Zhong-miao;Zhejiang Petrochemical Valve Co.,Ltd;
It introduces the working principle,structure features and running performance of a bellows Bi-directional metal seated butterfly valve. This bellows Bi-directional metal seated butterfly valve has obtained National Invention Patent( Patent No. ZL200910096151. 0).
【CateGory Index】： TH134