GUQ气动高真空球阀 气动高真空球阀主要技术性能 Main Technical Performance
■ 气动高真空球阀主要零件材料 Materials of Main Parts ■
■ 阀体、阀盖、阀杆:不锈钢 密封件:四氟乙烯、丁腈橡胶、氟橡胶、PPL。
Body, disc and stem: stainless steel. Sealing element: PTFE, NBR, Viton, PPL. CONSTRUCTION FIGHTS (mm) ■ 气动高真空球阀外形及连接尺寸(mm)(JB919) Overall and Connection Dimensions(mm)