(Ntehnologiq termi~eskoj obrabotki soedinenij trub iz stali klassa pro~nosti k(B56, (Nwypolnennyh kontaktnoj stykowoj swarkoj oplawleniems - (Nku~ur(B-(Nqcenko(B,(Ns(B. (Ni(B.s; (N{wec(B,(N`(B. (Nw(B.s; (Nzagadar~uk(B,(Nw(B. (Nf(B.s; (N{wec(B,(Nw(B. (Ni(B.s; (Nhomenko(B,(Nw(B. (Ni(B.s; (Nvurawlew(B,(Ns(B. (Ni(B.s; (Nsudarkin(B,(Na(B. (Nq(B.s (2013)