DIN EN 28233 : 1991现行
THERMOPLASTICS VALVES; TORQUES; TEST METHOD
出版：German Institute for Standardisation (Deutsches Institut für Normung)
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基本信息
标准编号： DIN EN 28233 : 1991
发布时间：1991/1/1 0:00:00
标准类别：Standard
出版单位：German Institute for Standardisation (Deutsches Institut für Normung)
标准页数：6
标准简介
Specifies a test method for determining the closing and opening torque of thermoplastics valves. Applies to all types of thermoplastics valves meant to be used for transporting fluids. Coverage includes definitions, apparatus and procedure.
