PTW series straight pipe flanges with two points welding
Model specification
PTW-400/600/800/1000/1200, suitable diameter specifications respectively with 40-426/ phi 60-630/ phi 89-830/ phi 114-1020/ phi 168-1220mm, Phi - - - - - - - - - mm
Equipment use
The straight flange welds for coal, anti-corrosion, shipbuilding, UHV power tower industry pipe flange connection fillet welding, butt welding pipe high neck flange.
Welding process: gas - (GMAW) - other
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.
The inserting angle welding meet the welding angle size and pressure test requirements;
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