Chinese Standard: GB/T 12620-2008

Round and elongated apertures with round and square plate screens

全国筛网筛分和颗粒分检方法标准化技术委员会

本标准规定了金属长圆孔、长方孔和圆孔筛板的型式和参数、技术要求、检验规则、标志、包装、运输、贮存。
本标准适用于筛分、通风、装饰、选矿、粮食、油料、饲料加工、筛选和过滤等用途的筛板，其孔形为长圆孔、长方孔和圆孔。

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