图片欧美国产在线_欧洲mv日韩mv国产mv_黄片肉在线视频观看_男女性高视频免费视频_国产真实迷奷在线播放最新_99久久精品费精品国产软件_亚洲制服人妻综合av_91爱视频成人在线第一页_男女裸交无遮挡啪啪激烈试看_日韩精品一区二区16

Home / Product

Product

Stop

Stop valve

Nominal pressure:PN1.0~42.0MPa
Nominal diameter:DN15~600mm

This is a medium flow double open valve, the inlet and outlet form a 180 degree Angle, this stop valve by causing temporary damage to the fluid state, thereby reducing the pressure of the valve.

Design standard: BS1873, GB/T 12235

Generally speaking, the lifting rod is only 1/4 of the length of the valve channel to ensure the short timeliness of opening and closing

There is only one sealing surface between the valve body and the valve plate

The large diameter valve will be designed to consist of two parts: the main valve plate and the auxiliary valve plate. The medium flows from the upper valve plate to the lower valve plate

The valve adopts inverted seat sealing structure

Flexible graphite packing is used


Product range

Body material: carbon steel, stainless steel, alloy steel

Caliber: 1/2~24(DN15~DN600)

Pressure range: Class150~2500(PN10~PN420)

Connection mode: RF, RTJ, BW

Operating temperature: -29℃~560℃

Operation mode: hand wheel, worm wheel, electric, etc