石油天然气管道工程全自动超声波检测技术规范.docx

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目次

1总则 (1)

2术语 (2)

3基本规定 (3)

4检测系统选择 (4)

4.1超声设备选择 (4)

4.2探头选择 (4)

4.3耦合剂选择 (5)

5检测系统调试 (6)

5.1系统设置 (6)

5.2动态调试 (7)

6现场检测 (9)

6.1表面条件 (9)

6.2检测标识和参考线 (9)

6.3扫查灵敏度 (9)

6.4系统性能校验 (10)

6.5焊接接头扫查 (10)

6.6返修焊接接头检测 (11)

7质量评定 (12)

7.1显示确认 (12)

7.2缺欠评定 (12)

8检测报告 (14)

附录A钢管中声速测定 (15)

附录B检测报告格式 (19)

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本规范用词说明 (21)

引用标准名录 (22)

附：条文说明 (23)

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Contents

1Generalprovisions (1)

2Terms (2)

3Basicrequirement (3)

4Selectionofultrasonictestingsystem (4)

4.1Selectionofultrasonicequipment (4)

4.2Selectionofprobe (4)

4.3Selectionofcouplant (5)

5Testingsystemadjustment (6)

5.1Settingoftestingsystem (6)

5.2Systemdynamicadjustmentandtesting (7)

6Testingonworksite (9)

6.1Surfacecondition (9)

6.2Testingmarksandreferenceline (9)

6.3Scanningsensitivity (9)

6.4Calibrationcheckofsystemperformance (10)

6.5Weldingjointscanning (10)

6.6Testingofrepairedjoint (11)

7Qualityevaluation (12)

7.1indicationidentification (12)

7.2Imperfectionevaluation (12)

8Tsetreport (14)

AppendixAMeasurementofacousticvelocity

inpipesteels (15)

AppendixBFormatoftestreport (19)

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Explanationofwordinginthiscode (21)

Listofquotedstandards (22)

Addition:Explanationofprovisions (23)

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1总则

1.0