HG/T 2122-2003 in English

本标准规定了釜用机械密封辅助装置的组合型式、结构、技术要求、试验方法及标记和包装。
本标准适用于碳钢和不锈钢反应釜搅拌轴及类似的立式旋转轴的机械密封辅助装置。该机械密封辅助装置适用于介质压力1.33X10-5MPa.(绝压)-6.3MPa(表压)价质温度不大于350℃;搅拌轴(或轴套)外径30mm-220mm;线速度不大于2m/s价质为除强氧化性酸、高浓度碱以外的各种流体。

Scope

This standard specifies the combination type, structure, technical requirements, test methods, marking and packaging of mechanical seal auxiliary devices for kettles. This standard applies to mechanical seal auxiliary devices for carbon steel and stainless steel reactor stirring shafts and similar vertical rotating shafts. This mechanical seal auxiliary device is suitable for medium pressures of 1.33 Greater than 2m/s; the medium is various fluids except strong oxidizing acids and high-concentration alkali.