ISO 2254-1980 标准详情
- 标准号:ISO 2254-1980
- 中文标题:丁香,整体和研磨粉(制成粉状)-规范
- 英文标题:cloves,whole and ground(powdered)-specification
- 标准类别:国际标准化组织标准ISO
- 发布日期:1980-06-01
Gives the definition, classification and designation of shaped insulating refratory materials. According to the definition they have a total porosity of at least 45%. One distinguishes between high alumina products, fireclay and siliceous fireclay pr
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