标准号:SS 270-1983
中文标准名称:弹性密封环规范
英文标准名称:SPECIFICATION FOR Elastomeric Joint Rings
发布日期:1983/1/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:This standard specifies the requirements and test methods for elastomeric joint rings intended primarily for use in the jointing of pipes for drinking water, sewerage and drainage.2. CLASSIFICATIONRings are classified into six different hardness ranges each containing a preferred nominal hardness value as given in Table 1.