PTW-1000 straight pipe flange submerged arc two point welding
Model specification
PTW-1000, suitable diameter is phi 325-1016mm Phi custom specifications; - racy - sign mm
Equipment use
The straight flange submerged arc welds are specially designed for butt welding pipe with high neck flange of the electricity industry development of the UHV Tower; the automatic welding fusion welding technology made by our company after a large number of experiments, pioneering the pipe with high neck flange through complete automatic submerged arc welding, backing fill and cap welding, compared with the traditional gas protection welding efficiency more than doubled, greatly improves the working environment of workers, improve the production efficiency, the factory, further reduce production costs.
Welding process: submerged arc welding (SAW)
Welding method: submerged arc welding, submerged arc welding
Configuration: single - head - stud welds welds
welding quality
The weld is uniform and beautiful, without the appearance of defects;
The radiographic or ultrasonic to meet the grade I or II weld pass rate of more than 98%;
The pressure test or meet the impact, tensile and bending performance test requirements.
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