Support shoes and methods of supporting metal members such as se

Details Support shoes and methods of supporting metal members such as se Support shoes and methods of supporting metal members such as se

1976-07-06

1978-03-14

Mehr, Milton S.

Metal deforming

By use of roller or roller-like tool-element

With handling of, or guiding of, work or product relative to...

B21B 3900

Patent

active

040784126

ABSTRACT:
A support shoe and a method are provided for supporting metal members being formed at high temperatures, particularly during piercing and reeling of seamless tube, by the steps of passing said member, over one or more supporting shoes positioned to support the metal member, particularly while said member passes between the rolls of the piercing mill and/or the reeling mill with said shoe being formed of an alloy comprising 0.015% to 1.5% carbon, about 35% to 65% cobalt, about 15% to 35% chromium and up to about 25% iron and amounts of boron, nickel, silicon, molybdenum, vanadium, aluminum, tantalum, tungsten, titanium, copper and columbium for imparting the qualities generally associated therewith without detrimentally affecting the hot hardness and resistance to erosion of said alloy at said elevated temperature.

REFERENCES:
patent: 1903952 (1933-04-01), Wissler
patent: 2263020 (1941-11-01), Trantin, Jr.
patent: 2958244 (1960-11-01), Rodder
Metals Handbook, 1948 Ed., p. 63.

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