ISO 4897-1985 标准详情
- 标准号:ISO 4897-1985
- 中文标题:泡沫塑料 低温下的硬质材料线性热膨胀系数的测定
- 英文标题:Cellular plastics; Determination of the coefficient of linear thermal expansion of rigid materials at sub-ambient temperatures
- 标准类别:国际标准化组织标准ISO
- 发布日期:1985-04
Specifies two methods for determing the coefficient of linear thermal expansion. Method A is the preferred method, it gives a value on a large sample at a chosen temperature. Method B should be employed to obtain an average coefficient for the temper
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