1. Inspection of the appearance and shape of the main body and fillet welds.
2. Whether the weld surface defect splash edge has been eliminated.
3. Whether the weld is inspected according to the requirements of the drawings, and the quality level and inspection ratio meet the requirements of the drawings.
4. Weld welding records, including actual welding process parameters, welding material warranty number, weld number and welder number.
5. Internal quality inspection of welds (1) Before the heat treatment or hydrostatic test of the container, the inspectors shall examine the X-ray film one by one, and require the manufacturer to provide ultrasonic magnetic powder or stain detection report, after confirming that the internal quality of the weld is qualified. Agree to the manufacturer to heat treatment or hydrostatic test of the container (2) After the heat treatment or water pressure, the ultrasonic magnetic powder or coloring inspection is required. When the customer requests it, the inspector should be present to witness the above inspection.
6Whether the weld is subjected to the heat treatment heat treatment required by the pattern, whether the welding test plate is carried out together with the equipment.
7 Whether the performance of the welding test board meets the standard requirements.
8 welder stamp: The main weld of the container should be stamped with the welder code on the specified part. When it is forbidden to weld the welder, such as low temperature container, it is necessary to do the drawing and record the four heat treatment process and curve review.
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