FIP has developed a new ball valve type VK Dual Block® FIP研发的新款VK Dual Block球阀为热塑性塑料阀门的设计提供
to introduce an advanced standard of reference in 了一个全新的参考标准。
thermoplastic valve design.VK Dual Block is a （true） union VK Dual Block型球阀为双活接锁定型球阀，可满足zui苛刻的工业
lock ball valve, which stands up to the most severe 应用要求。通过活接螺帽锁定的*设计真正实现了*运行。
industrial application requirements. Absolute trouble
free service is the basic principle to be achieved with
the blocked union design （see page 8）.
· Size range from DN 65 mm up to DN 100 mm. · 尺寸范围：DN65mm-DN100mm
· Jointing by socket or butt welding. · 连接方式：承插焊或对头焊接
· Maximum working pressure: 16bar at 20° C; for full details · zui大工作压力为20℃，10巴，详细参数见第47页。
see following page
· Easy removal of the valve body from the system, allowing · 阀体易于拆卸，可快速更换O型圈及球座，且无需任何辅助设备。
quick replacement of O-rings and ball seats without 当阀门处于关闭位置，可将阀门的下游管线从阀门处拆除，而
additional equipment In the closed position the pipeline 在该阀门处无泄漏现象。
can be disconnected downstream from the valve without
leakage
· New seat and seal design. Axial pipe loads block with · 采用全新的球座及密封设计。可承受轴向荷载并可对球座密封
micro adjustment of ball seal. 进行细微调整。
· Hand operated version with ergonomic PVC hand lever, · 手动阀门系列配备符合人体工程学PVC材质手轮，并可根据需
provided with locking device, and flow throttling. 求选配锁定和流量微调装置。
· Possibility to install gear box and actuators by means of · 使用一个GR-PP材质的连接件，可方便地在阀体上安装电动或
a GR-PP upper flange with standard drilling（ISO 5211 F07）. 启动执行机构，自动执行机构连接尺寸符合ISO 5211 F07标准。