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If one wishes to perform glass bead blasting on welded joints, it is necessary to pickle the material beforehand to remove both discolorations and the dechromed layer.

Some items are too large to transport to the pickling center, making it impractical or impossible. Such items can be pickled using a mobile facility.

Large items that cannot be immersed in tanks can be treated through spray pickling.

To achieve a clean, uniform, and durable surface, it is essential to remove all impurities – especially tarnishes at welding seams and cutting edges – and to re-establish the oxide layer.