DL/T 821-2002 The code of radiographic examination of butt welded-joints of pressure steels pipes and tubes(Text of Document is in English)

01/09/2002

30P

$200.00 USD

Contents
1 Scope
2 Normative Documents Cited
3 Radiographic Test Personnel
4 Radiographic Procedures
5 Negative Quality and Its Observation
6 Quality Classification of Butt Welded-Joint
7 Test Reports and Film Preservation
Appendix A (The Information Appendix) Radiographic Test Procedure Card
Appendix B (The Normative Appendix) Types and Specifications of Image Quality Meter, Types
and Specifications of Thickness Comparison Piece
Appendix C ( The Normative Appendix) Calculation of Radiographic Thickness