Method for producing a high tensile strength and high toughness

Details Method for producing a high tensile strength and high toughness Method for producing a high tensile strength and high toughness

1975-07-11

1976-08-10

Stallard, W.

Metal treatment

Compositions

Heat treating

148 124, C21D 908

Patent

active

039739996

ABSTRACT:
A method for producing a high tensile strength and toughness bend pipe in which a heat treatment is done as a pretreatment prior to bending, and a tempering treatment is done, if necessary, after the bending, and the bend pipe produced by the present invention is useful for pipe line construction and shows excellent properties at low temperatures.

REFERENCES:
patent: 2797162 (1957-06-01), Korczynsky
patent: 3915763 (1975-10-01), Jennings et al.

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