ISO 1772:1975 实验室用瓷坩埚和二氧化硅坩埚

标准编号：ISO 1772:1975

中文名称：实验室用瓷坩埚和二氧化硅坩埚

英文名称：Laboratory crucibles in porcelain and silica

发布日期：1975-09

标准范围

规定了三种十字形底座:1型、低型、2型中型和3型高型底座，高径比为0.63；分别为0,8和1,25。还描述了另外两种类型的盖子:D型，略微呈圆顶状的盖子和R型，凹入式盖子。规定了材料和结构，形状和尺寸如图纸和表格所示。

Three types of crucibels are specified: Type 1, low form, type 2 medium form and type 3 tall form bases an a height/diameter ratio of 0,63; 0,8 and 1,25 resp. Further two types of lid are described: type D, a lid of slightly domed shape and typ R, a recessed lid. Material and construction are specified, shape and dimensions are shown in drawings and in a table.

标准预览图