● 法兰连接尺寸按JB/T79-94或GB/T9113。Flange connecting dimensions in accordance with
JB/T79-94 or GB/T9113
● 密封面型式Seat sealing:13Cr/304、STL/304、STL/316、304/PTFE、304/304、316/316、316L/316L等
● 蝶板材料 Disc material:WCB、CF8、CF8M、CF3、CF3M
● 阀体材料 Body material:WCB、CF8、CF8M、CF3、CF3M
● 产品规格和外形尺寸 Size of products and dimensions