微孔笔头墨水笔 Microporous nib pens  ICS  97.180 CCS  Y 50   中华人民共和国国家标准 GB/T 26711—2024 代替 GB/T 26711—2011 2024-10-2 6发布 2025-05-0 1实施     国家市场监督管理总局 国家标准化管理委员会 发 布 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     分类   ··································································································   1 5     要求   ··································································································   1 6     试验方法   ······························································································   2      6.1     设备、材料和试验条件   ··········································································   2      6.2     初写性能试验   ····················································································   3      6.3     书写性能试验   ····················································································   3      6.4     抗漏性试验   ······················································································   4      6.5     笔头滑缩力试验   ·················································································   4      6.6     笔头强度试验   ····················································································   4      6.7     干燥性试验   ······················································································   4      6.8     附着性试验   ······················································································   5      6.9     间歇书写试验   ····················································································   5      6.10     耐水性试验   ·····················································································   5      6.11     耐光性试验   ·····················································································   5      6.12     耐温性试验   ·····················································································   6      6.13     耐冲击性试验   ···················································································   6      6.14     笔套拉力试验   ···················································································   6      6.15     外观试验   ························································································   6      6.16     可迁移元素含量、邻苯二甲酸酯增塑剂含量和笔套安全试验   ··································   6 7     检验规则   ······························································································   6      7.1     检验分类   ·························································································   6      7.2     型式检验   ·························································································   7      7.3     出厂检验   ·························································································   7 8     标志、包装、运输和贮存   ············································································   8      8.1     标志   ······························································································   8      8.2     包装   ······························································································   8      8.3     运输   ······························································································   8      8.4     贮存   ······························································································   8 附录 A （资料性）　笔头直径和线迹宽度   ······························································   9      A.1     笔头直径分类   ···················································································   9      A.2     线迹宽度表示和试验方法   ··················································