Full length forging method for producing large section, large ma

Details Full length forging method for producing large section, large ma Full length forging method for producing large section, large ma

1986-10-01

1987-12-22

Dean, R.

Metal treatment

Compositions

Heat treating

148427, C22F 110

Patent

active

047144998

ABSTRACT:
A process for producing large section, large mass cylindrical sleeves of alloy 625 by employing full length saddle forging technique comprising forming the workpiece by forging it into a full length member, trepanning the member to form the workpiece, saddle forging the workpiece, air cooling the forging to room temperature following saddle forging, thermal treating and annealing the forging and finish machining the forging to form the finished large section, large mass cylindrical sleeve of alloy 625.

REFERENCES:
patent: 1437690 (1922-12-01), Sylvester
patent: 2325314 (1943-07-01), Harbart et al.
patent: 3260095 (1966-07-01), Flanagan
patent: 3943748 (1976-03-01), King, Jr.
"Manufacture of Heavy Press Forging", The Making, Shaping and Treating of Steel, Chap. 38, (9th Ed. 1971), pp. 1042-1053.
"Open-Die Forging", Forging of Nickel Alloys, Metals Handbook: Forging and Casting, vol. 5 (8th Ed. 1970), pp. 41-48 and 140-142.
Huntington Alloys, Inc. Brochure Entitled "Inconel Alloy 625".

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