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②弹性软密封闸阀全包覆闸板 :闸板采用球铁QT500-7骨架整体包覆高性能橡胶,成熟的硫化技术和的硫化工艺,将闸板铁芯与流体隔离。包覆紧密可靠,其结合强度符合DVGW要求,即使受到频繁的挤压应力橡胶也不会脱落。 阀杆螺母与闸板两体式结构,保证足够 ...
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XF5900B 型球式防腐偏心旋塞阀:吸收了国内外偏心旋塞阀的多项优点,其外形美观,启闭灵活,维修方便,密封性能好,流通面积大,流阻小;焊接 Ni 密封阀座,提供了可靠的防腐蚀和耐磨性能。可在恶劣的水质和油品中使用。采用了偏心结构,阀门启闭时,球 ...
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Gulf Coast storm warning
More troops to Middle East
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Returning Indian antiquities
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