ASTM D1990-2014 标准详情
- 标准号:ASTM D1990-2014
- 中文标题:标准实践,从在级测试的全尺寸样品建立允许性能的目测分级规格材
- 英文标题:Standard Practice for Establishing Allowable Properties for Visually-Graded Dimension Lumber from In-Grade Tests of Full-Size Specimens
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2014
Scope 1.1 This practice covers the principles and procedures for establishing allowable stress values for bending, tension parallel to grain, compression parallel to grain and modulus of elasticity values for structural design from “In-
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