非结构木材分级要求

[中文适用范围]： 本国际标准描述并说明了广泛的等级类别，根据国际贸易中用于非针叶树和针叶树种的非结构木材的众多国家标准和分级规则的共性，规定了这些类别中通常存在的基本特征。 它为认可符合本国际标准的国家标准或分级规则提供了基础，并且适用于所有非针叶树和针叶树种木材的非结构木材的所有视觉分级系统方法。 本国际标准不涵盖由竹子生产的非结构木材。 [外文原描述]： ISO 16415:2012 delineates and illustrates broad grade categories that specify essential features typically found in those categories based on commonalities of numerous national standards and grading rules used for non-structural timber of non-coniferous and coniferous species in international commerce. ISO 16415:2012 provides a basis for recognition of a national standard or grading rules that complies with ISO 16415:2012 and is applicable to all methods of visual grading systems for non-structural timber of all non-coniferous and coniferous species of timber. Non-structural timber produced from bamboo is not covered by ISO 16415:2012.