盲板抽堵作业安全操作章程1、 盲板选材要适宜、平整、光滑,经检查无裂纹或孔洞,高压盲板应经探伤合格。2、 盲板的直径应根据管道法兰密封面制作,厚度应经强度计算。3、 盲板应有一个或二个手柄,便于辨识、抽堵。4...
时间:2025-05-26 08:15栏目:行业资料
编号: SM-ZD-16449 编制: ____________________ 审核: ____________________ 批准: ____________________ 盲板抽堵作业安全操作规程Through the process agreement to achieve a unified action policy for different people, so as to coordinate action, reduce blindness, and make the wor...
时间:2024-12-28 03:14栏目:行业资料