国产国产午夜福利视_好吊妞在线_欧美国产一二区_a在线亚洲男人的天堂在线_久久人做人爽一区二区三区小说_免费看av在线

ZDAX47 API inverted pressure balance lubricated plug valve is flanged, the structure is oil sealed straight through structure, the plug sealing surface material is alloy steel or stainless steel, the pressure level is 150Lb ~ 900Lb, the body material is carbon steel or stainless steel plug valve.It is suitable for cutting off or connecting the pipeline medium with nominal pressure Class150 ~ 900Lbs and working temperature -29 ~ 180℃. It is suitable for cutting or connecting the pipeline medium in petroleum, chemical industry, pharmaceutical industry, chemical fertilizer industry, electric power industry and other working conditions.

Product model: ZDAX47
Nominal diameter: NPS1/2 "~14"
Pressure range: Class150~900Lb
Operating temperature: -29~180℃
Main material: WCB, WC6, WC9, C5, C12, CF8, CF8M, CF3M, CN7M, LCB, LCC
Driving mode: manual and worm wheel
Design criteria: API 6D, API599
Structure length: ASME B16.10
Connection standard: ASME B16.5
Pressure test: API 598
Pressure - Temperature class: ASME B16.34