DB43/T—2023 289743 湖南省地方标准 ICS 91.140.6 CCS Q 810 发 布 湖南省市场监督管理局2023-1 2发布-20 2024-03实施-2 0竹纤维复合波纹管材技术规范 Technical specifications for bamboo fiber composite corrugated pipes DB43/T 2897—2023 I 目 次 前言 ································ ································ ································ ························ Ⅲ 1 范围 ································ ································ ································ ····················· 1 2 规范性引用文件 ································ ································ ································ ······ 1 3 术语和定义 ································ ································ ································ ············ 1 4 符号和缩略语 ································ ································ ································ ········· 2 5 材料 ································ ································ ································ ····················· 3 6 产品分类与标记 ································ ································ ································ ······ 3 7 管材结构与连接方式 ································ ································ ································ 4 8 技术要求 ································ ································ ································ ··············· 6 9 试验方法 ································ ································ ································ ··············· 7 10 检验规则 ································ ································ ································ ·············· 9 11 标志、运输、贮存 ································ ································ ······························· 10 附录A（资料性） 原材料的弯曲模量和拉伸强度性能要求 ································ ················ 11 附录B（资料性） 管材的弯曲模量和拉伸屈服应变性能 ································ ··················· 12 附录C（资料性） 管材连接方式示意图 ································ ································ ········ 13 DB43/T 2897—2023 II