ISO 349-1975 标准详情
- 标准号:ISO 349-1975
- 中文标题:硬煤;AUDIBERT-ARNU膨胀计测试
- 英文标题:hard coal; audibert-arnu dilatometer test
- 标准类别:国际标准化组织标准ISO
- 发布日期:1975-01-15
Specifies a method for determining the swelling properties of hard coal when heated under standard conditions in a dilatometer. In performing the method a pencil made of powdered coal formed under pressure is inserted into a precisely calibrated narr
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