This standard specifies the basic methods for X-ray and gamma-ray photography of steel fusion welded T-joints and fillet joints. This standard is applicable to pipe seat welds in the power industry, T-shaped joint welds and corner joint welds in steel structures. Welds of other similar structures can also be used.
DL/T 541-2014 history
2014DL/T 541-2014 Methods of radiogram and classification of measuring results for T-Joints and fillet joints fusion welded in steel
1994DL/T 541-1994 Methods of Radiographic Testing and Classification of Measuring Results for Fillet Welded in Steel