The electrodes must be baked under 300-350°C for an hour before welding.
2.Large work pieces should be preheated to about 200°C before surfacing welding, and the rust and the oil stains on the surfaces of the welded parts should be cleared away.
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TIANJIN DEKAY INDUSTRIAL CO., LIMITED started produce the welding wire in 1989. Then our factory started produce welding electrode in 1995. With well-equipped,up-to-date facilities and skilled technicians, our factory now have over 350 employees, including 10 senior engineers and 12 tech-experts. our well-equipped facilities and excellent quality control throughout all stages of production enab...
