|
描述 |
标准 |
ASTM-D245 |
涵盖范围 |
This practice (1,2) 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 includes necessary procedures for the formulation of structural grades of any desired strength ratio. |
描述 |
Lumber, Visually Graded, Establishing Structural Grades and Related Allowable Properties for |
分类归属 |
5510 |
文档状态 |
有效
|
审查日期 |
2004-09-30 |
通过日期 |
1994-10-03 |
文档类型 |
American Society for Testing and Materials (ASTM) |
文档注释 |
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起草机构 |
IS |
协调级别 |
Full |
陆军管理 |
US Army Communications Electronics Command |
海军管理 |
Naval Sea Systems Command (Ship Systems) |
空军管理 |
Air Force Life Cycle Management Center - Cataloging and Product Support |
采用机构 |
Naval Sea Systems Command (Ship Systems) |