Published November 15, 1983 | Version v1
Patent

Cobalt superalloy

Creators

Description

Disclosed is a cobalt-base superalloy containing about 32% cobalt, 8% nickel, 26.5% chromium, 2.5% tungsten, 5% niobium, about 1% each manganese and silicon, about 0.4% carbon, and the balance about 23% iron plus incidental impurities and modifiers normally found in alloys of this class. The alloy is readily processed in the form of wrought products, castings, metal powder and all forms of welding and hardfacing materials. The outstanding characteristics of the new alloy include the resistance to cavitation erosion and galling, low cost and minimal use of strategic metals

Availability note (English)

U.S. Commissioner of Patents, Washington, D.C. 20231, USA, $.50.

Additional details

Publishing Information

Imprint Pagination
v p.
IPC:
Int. Cl. C22C 30/00.
IPC
Int. Cl. C22C 30/00.
Patent number
US patent document 4,415,532/A/

INIS

Country of Publication
United States
Country of Input or Organization
United States
INIS RN
15048622
Subject category
S36: MATERIALS SCIENCE; S36: MATERIALS SCIENCE;
Resource subtype / Literary indicator
Non-conventional Literature
Descriptors DEI
CARBON ADDITIONS; CAVITATION; CHEMICAL COMPOSITION; CHROMIUM ALLOYS; COBALT ALLOYS; CORROSION RESISTANCE; EROSION; GAS TURBINES; HEAT RESISTING ALLOYS; IMPURITIES; IRON ALLOYS; MANGANESE ADDITIONS; NICKEL ALLOYS; NIOBIUM ALLOYS; PRODUCTION; SILICON ADDITIONS; TUNGSTEN ALLOYS
Descriptors DEC
ALLOYS; TURBINES

Optional Information

Notes
PAT-APPL-240642.