设计特点Design features
1、阀杆部位垫片+0形圈+填料多重密封
Stem area gasket +O-ring + packing multiple seal.
2、防吹出阀杆设计Blo w-out proof stem
3、无静电结构Anti-static structure.
4、阀座弹性密封设计Seat resilient seal design.
5、可加装支架，连接执行器
Bracket can be added to connect the actuator.
标准规范Standard specification
设计标准Design:ASME B16.34
面间距离Face to Face:JIS B2002
法兰标准Flange:JIS B2220
试验标准Inspection:JIS B2003
