ASTM D3957-1990(1996)E1 标准详情
- 标准号:ASTM D3957-1990(1996)E1
- 中文标题:确定原木建筑物用结构构件的应力分级方法
- 英文标题:standard practices for establishing stress grades for structural members used in log buildings
- 标准类别:美国材料与试验协会ASTM
- 发布日期:1990
1.1 These practices cover the visual stress-grading principles applicable to structural wood members of nonrectangu- lar shape, as typically used in log buildings. These practices are meant to supplement the ASTM standards listed below, which cover s
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