1、The main body is made of45m steel materisl with dowble clampingconnection

2、Simple structure,easyto check and maintain

3、Easytoinstall,compactstructure,suitable for hizh-speed operation

4、The diaphragm is made of304 stainless steel

5、Usedin the multilateral arc 4 screw diaphragm, high accuracy,hightorque