超清版 GB/T 26838-2024 无损检测仪器 携带式工业X射线探伤机

ICS 19.100
CCS N 78
中华人民共和国国家标准
GB/T 26838—2024
无损检测仪器
携带式工业X 射线探伤机
Non-destructive testing instruments—
Portable industrial X-ray radiographic equipment
代替 GB/T 26838—2011
2024-08-23 发布2025-03-01 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 产品分类 ······························································································ 1
4.1 产品型号 ························································································· 1
4.2 主要技术参数 ···················································································· 2
5 技术要求 ······························································································ 2
5.1 使用条件 ························································································· 2
5.2 使用性能 ························································································· 2
5.3 稳定性 ··························································································· 4
5.4 辐射防护与安全 ················································································· 4
5.5 外观要求 ························································································· 4
6 试验方法 ······························································································ 4
6.1 试验条件 ························································································· 4
6.2 试验用主要仪器仪表和器具 ····································································· 5
6.3 穿透力测定 ······················································································ 5
6.4 相对灵敏度测定 ················································································· 7
6.5 射线辐射角和辐射场均匀性测定 ································································ 7
6.6 周向X 射线机射线辐射角测定 ·································································· 9
6.7 计时器误差测定 ················································································· 9
6.8 管电压误差测定 ················································································· 9
6.9 管电压调节装置测定 ··········································································· 10
6.10 过电流保护测定 ··············································································· 10
6.11 过电压保护测定 ··············································································· 10
6.12 温度保护测定 ·················································································· 11
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