Table shows total capacity provided with dualvalve installations of various sizes.
表中显示的是各种通径的双阀门安装的总能力。
2
This combination of disc springs and dualvalve seal rings protects against expansion and contraction due to heating and cooling. This ensures dependable operation, even after years of service.
盘簧与两个密封环的组合,可防止因加热或冷却产生的膨胀和收缩,由此确保阀门即使使用多年后仍运行可靠。
3
V-valvedual-bearing structure, mechanical stability, high starting torque is small, to ensure the valve sensor with excellent sensitivity and speed.