Compound turbine rotor and method for manufacturing elements con

Details Compound turbine rotor and method for manufacturing elements con Compound turbine rotor and method for manufacturing elements con

1976-04-14

1977-12-06

Lanham, C.W.

Metal working

Means to assemble or disassemble

Puller or pusher means, contained force multiplying operator

29DIG18, 219 73A, B23P 1504

Patent

active

040608832

ABSTRACT:
The invention concerns welded turbine rotors. It is characterized in that, n the elements constituting a welded rotor which consist of a blade bearing block having at least one axial protuberance, that axial protuberance is made of steel having a lower carbon and nickel content than the remainder of the element and is joined thereto by a transition zone also made of steel. The invention applies more particularly to high-power steam turbines.

REFERENCES:
patent: 2637521 (1953-05-01), Constantine et al.
patent: 3559277 (1971-02-01), Marianeschi
patent: 3643056 (1972-02-01), Wright et al.
patent: 3660882 (1972-05-01), Widowitz et al.
patent: 3854028 (1974-12-01), Uttrachi et al.

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