塞阀

• Specification for steel plug valves
  钢塞阀规范
• Standard specification for interchangeable taper - ground stopcocks and stoppers
  可互换的圆锥接地旋塞阀和栓塞的标准规范
• Gland packing plug valve
  填料式旋塞阀
• Lining t - cock valves
  衬里三通旋塞阀
• Lubricated plug valve
  油封式旋塞阀
• Manually operated ball valves and closed bottom taper plug valves for gas installations in buildings
  建筑物燃气供应设备用手动球阀和密封底部锥体旋塞阀
• Manually operated ball valves and closed bottom taper plug valves for gas installations for buildings
  建筑物气体装置用手工操作的球阀和封闭底锥形旋塞阀
• When handling solids in suspension , wedgeplug valves should be installed with the stem vertical
  当处理滞留的固体颗粒时，楔塞阀应该安装成阀杆垂直向上的方式。
• Specification for open bottomed taper plug valves for 1st , 2nd and 3rd family gases up to 200 mbar
  压力可达200毫巴家庭用一类二类和三类燃气敞口底部锥形旋塞阀规范
• Alternately the test cock may be opened to break any suction caused by lifting internal assembly
  测试旋塞阀可能要交替开启，以阻断由于取出阀内件总成导致的任何吸力。