METHOD OF CONNECTION OF THIN-WALLED PIPES PROVIDED WITH TWO-SIDED ENAMEL COAT

摘要

manufacture of pipes. SUBSTANCE: proposed method includes connection of pipes with bush provided with two-side enamel coat and permanent connection followed by cooling the joint unit. Bush provided with two-sided enamel coat is subjected to heating to enamel softening temperature. Connection of pipes with bush is effected by bringing their end faces in contact; permanent joint is formed at cooling the joint unit. EFFECT: possibility of retaining quality of enamel coat in joint area. 2 cl, 1 dwg