四虎国产视频_亚洲欧美丝袜诱惑一区_黄 色 性 人免费_最新综合精品亚洲网址_玖玖爱资源站_无码性中文字幕_日韩人妻无码中文视频欧_黄色性感丝袜美女免费啪啪视频_久草福利免费在线_久久婷婷五月综合国产

D373W/H Wafer Metal Hard Seal Butterfly Valve products use

Baigang valve group production sales D373W/H Wafer Metal Hard Seal Butterfly Valve adopts precision J elastic sealing ring and triple eccentric metal hard seal structure, multi-level is widely used in medium temperature of 400 ℃ or less metallurgy, electric power, petrochemical industry, water supply and drainage, and municipal construction and other industrial pipelines, used to adjust flow cutoff and body.

D373W/H Wafer Metal Hard Seal Butterfly Valve Features

1, the clamp metal multi-level butterfly valve butterfly valve connection structure is simple, easy installation and removal, light weight. Metal seal butterfly valve with three eccentric seal structure, the valve seat and disc almost no wear, with the more the more tight sealing function.

2, the ring made of stainless steel, with the advantages of both metal seal and flexible seal, both in the case of low temperature and high temperature, have excellent sealing performance, with corrosion resistance, long service life and so on.

3, the butterfly plate sealing surface using welding cobalt-based hard alloy, sealing surface wear-resistant, long service life.

4, Large-format butterfly plate frame structure, high strength, large flow area, small flow resistance.

5, the metal seal butterfly valve has a two-way sealing function, the installation is not subject to restrictions on the flow of media, but also the impact of space location, can be installed in any direction.

6, the drive can be multi-station (rotated 90 ° or 180 °) installation, user-friendly.

D373W/H Wafer Metal Hard Seal Butterfly Valve Dimensions

PN (6,10) MPa

 PN (16,25) MPa