SHT 3417-2018 石油化工管式炉高合金炉管焊接工程技术条件

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1、ICS25.160P72备案号:J673-2019中华人民共和国石油化工行业标准SHlT3417-2018代替SHlT3417-2007石油化工管式炉高合金炉管焊接工程技术条件Technicalspecificationforweldinghighalloytubeoftubularheaterinpetrochemicalindustry2018-07-04发布2019-01…01实施中华人民共和国工业和信息化部发布SH/T3417-2018目〉欠….........…..IIIl范围…·2规范性引用文件…3术语和定义…·4一般规定…................

2、.............................................…...........…........….......….......….......….......................….25材料….......…......................…......................…...............................………....................…….........…...............25.1炉管与管件….......……............

3、....…….......….......….......….......….......……........……..............…..............25.2焊接材料….......……….............……….......………………………………………………………………….........……26焊前准备….......….......….......…..............…..............................…......................….......….........….....

4、.........….26.1焊接材料准备….......….......……................……..............…..…......................…...................................26.2焊接工艺评定……………·……...............………........…….......………·….............................................…26.3焊工资格………….......………………………………………………………………………....

5、....…….........…........…-46.4坡口准备….......….......………………………………………………………………………………………………………….-46.5组对与定位焊接.........…………................….........….......................................................................…47焊接·7.1一般规定……………………………………………………………….......……………........……….......….....

6、............57.2焊接要求…·7.3焊接接头外观检查........………………………………………………………………………………………………………..57.4焊缝返修...............….......….......…………….............................….......…..….......…...............................68无损检测...............….....................…........……......…..………………………………………………

7、……………………·斗8.1射线检测...............…………......…….......….......….......….......….......…..............…..............................…..68.2渗透检测.........……….................…......................…...............................…........……….................……69焊后热处理.........…......