ASTM D245-2000(2002)e1 标准详情
- 标准号:ASTM D245-2000(2002)e1
- 中文标题:确立目测分等木材的结构等级及有关允许性能的标准实施规程
- 英文标题:Standard Practice for Establishing Structural Grades and Related Allowable Properties for Visually Graded Lumber
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2000
1.1 This practice (1,2)sup2; covers the basic principles for establishing related unit stresses and stiffness values for design with visually-graded solid sawn structural lumber. This practice starts with property values from clear wood specimens and
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