ISO 9969-1994 标准详情
- 标准号:ISO 9969-1994
- 中文标题:热塑管.环形硬挺度测定
- 英文标题:thermoplastics pipes-determination of ring stiffness
- 标准类别:国际标准化组织标准ISO
- 发布日期:1994-03-01
The principle of the method specified is vertically compressing a length of pipe supported horizontally between two parallel flat plates moved at a constant speed which is dependent upon the diameter of the pipe, measuring the force and the deflectio
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