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止回阀的标准分类该怎样分?

7月 3, 2014   //   by yxkj   //   行业新闻  //  0 评论

止回门的标准分类该怎样分?

按国标止回阀分:

内螺纹升降式止回阀、内螺纹升降式底阀、内螺纹止回阀、升降式止回阀、升降式底阀、立式升降式止回阀、旋启式止回阀、旋启式多瓣止回阀、承插焊接升降止回降、对夹式止回阀、对夹式蝶形止回阀、高压对夹式止回阀、升降式异径止回阀、对夹升降立式止回阀。

按国外标准止回阀分:

铸钢旋启式止回阀、锻钢法兰升降式止回阀、锻钢升降式止回阀、压力自紧密封铸钢旋启式止回阀、高性能蝶形止回阀(对夹双板蝶形止回阀)、带阻尼装置旋启式止回阀、铸钢法兰升降立式止回阀、不锈钢旋启式止回阀、铸钢全开式止回阀、对夹单板旋启式止回阀。

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