名称：铝合金蝶阀 103
Butterfly Valve
*自动 手动 automatic manual
*不锈钢钢板，易于安装，用于液化气，冷热煤气，
***，水煤气。
TYPE：DN10-DN150 规格
A luminum plate valve
Caliber DN15-DN150
Use for petroleum gas,natural gas,hot blast.
方型轴端，与电动执行器GT连接使用，温度范围:-20度-+100度，对夹式，
安装在DIN2633,PN16法兰间
With square shaft for mounting a gear motor GT,temperature range
-20-+100 C,for fitting between two flanges to DIN2633,PN16.
With full bore=nominal diameter 通径=公称直径