法兰板式截止阀 JZFS-H15B，JZFS-H20B，JZFS-H32B，JZFS-H50B，JZFS-H10FJ 无锡市昌林自动化科技有限公司

p1Src=//y3.yzimgs.com/uploads/876/202248-215031436.jpg?watermark/2/text/5peg6ZSh5biC5piM5p6X6Ieq5Yqo5YyW56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/300/fill/I0E3QTlBOA==/gravity/SouthEast