国产公开人成免费_在线A一级毛片免费完整视频_亚洲欧洲日本视频在线_八戒八戒神马影院www_欧美亚洲另类丝袜综合网_99精品無碼人妻一區二區三區_一级做人爰全程视频在线看_精品一区国产VR_欧洲美熟女乱又伦视频免费_黄页免费在线播放

Electric power station high temp.& Pressure globe valve, also known as power station stop valve, is suitable for cutting off or connecting the pipeline medium in various systems of thermal power station.Compared with other valve products are characterized by high temperature and high pressure, unique self-sealing design, higher pressure, more reliable sealing.Electric high pressure cut-off valve USES the connection mode and welding pipe butt welding, suitable for nominal pressure for PN16 ~ 32 mpa, the working temperature of 550 ℃ or less in the working condition of high temperature and high pressure situation, mainly used in steel, chemical industry, metallurgy, fire power station etc. Various kinds of system of pipeline, cut off or connect pipe medium, in addition to the on-site operation, but also to operate at a distance.

Product model: J961H/Y
Nominal diameter: DN20~300mm
Nominal pressure: PN2.5~ 3.2MPa
Main material: cast steel, stainless steel, forged steel, chromium molybdenum steel, chromium molybdenum vanadium steel
Driving mode: manual and electric
Design and manufacture: E101, JB/T3595, DL/T531
Structure length: E101, JB/T2766, GB/T15188.1
Pressure - temperature classes: E101, JB/T3595
Welding groove size: GB12224, JB/T3595, ASME B16.2