Low temperature, weldable, low alloy steel

Details Low temperature, weldable, low alloy steel Low temperature, weldable, low alloy steel

1976-10-08

1978-03-21

Steiner, Arthur J.

Metal treatment

Compositions

Heat treating

75124, 75125, 148 12F, C22C 3806, C22C 3812, C22C 3816

Patent

active

040802256

ABSTRACT:
The invention involves a steel and the process of making it, which steel is especially adapted for welding at good productivity to produce a product well able to meet the special low temperature requirements for such purposes as ships for transporting liquified natural gas, without departing from normal steelmaking and rolling practices beyond ordinary normalizing. The steel for this and other reasonably similar purposes will have the following composition range:

REFERENCES:
patent: 3310441 (1967-03-01), Mandich
patent: 3328211 (1967-06-01), Nakamura
patent: 3592633 (1971-07-01), Osuka et al.
patent: 3795508 (1974-03-01), Tanaka et al.

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