Q/SY北京华油天然气有限责任公司企业标准Q/SY JS ００ 20—２ 0 ０ 3陕京二线管道工程埋地钢质管道三层结构聚乙烯防腐层施工及验收法律规范Spe ｃｉ ficat ｉ o ｎ o ｆ ａｐ p ｌ i ｃａ t ｉｏ n and accept ａｎｃｅｏｆ t ｈ ree-l ａ y ｅｒ poly ｅ th ｙ lene ｃｏ a ｔ in ｇ for b ｕ ried ｓ t ｅ elｐｉ pel ｉｎｅ for the se ｃｏ nd SHAN-JING ｐ i ｐ el ｉ ne prｏ j ｅ ct20 ０ 3—08—30 发布 200 ３—08—30 实施中国石油北京华油天然气有限责任公司 发布目 次前言·····················Ⅱ1 范围····················12 法律规范性引用文件·············13 防腐层结构２4 材料····················24、１ 钢管 24、2 防腐层材料 34、3 防腐层材料适用性试验 5５ 防腐层涂敷 6６ 质量检验７7 标志、堆放和运输··············８8 补口补伤··················98、1 补口材料················98、2 补口施工················12８、3 补口质量检验·············128、４ 补伤·················１ 39 下沟回填··················14１ 0 安全、卫生和环境保护···········1411 竣工文件·················15本标准用词和用语说明·············16附件 陕京二线管道工程埋地钢质管道三层结构聚乙烯防腐层施工及验收法律规范 条文说明············17前 言为保证陕京二线管道工程
