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Title: High strength and high toughness steel

Patent ·
OSTI ID:6139772

A structural steel is described which possess both high strength and high toughness and has particular application of cryogenic uses. The steel is produced by using the thermally induced phase transformation following heating in a three-phase field in iron-rich alloys of the Fe--Ni--Ti system, with a preferred composition of 12% nickel, 0.5% titanium, the remainder being iron.

Assignee:
Dept. of Energy
Patent Number(s):
US 4140557
OSTI ID:
6139772
Resource Relation:
Patent File Date: Filed date 23 Jan 1978; Other Information: PAT-APPL 871,713
Country of Publication:
United States
Language:
English