Tubing for energy absorbing structures

Details Tubing for energy absorbing structures Tubing for energy absorbing structures

1987-05-26

1989-01-24

Yee, Deborah

Metal treatment

Compositions

Heat treating

148 12F, 228231, 138177, C21D 806

Patent

active

047999713

ABSTRACT:
Tubing for energy absorbing structures such as automotive door beams: The tubing is heated, quenched, reheated and cold rolled to final diameter. The tubing may be of a ferrous alloy containing C--0.21 to 0.30; Mn--1.00 to 1.50; P--0.035 max.; S--0.040 max.; Si--0.15 to 0.35; Mo--0.08 to 0.25; Al--0.020 min.

REFERENCES:
patent: 4282047 (1981-08-01), Yamagata et al.
The Making, Shaping and Treating of Steel, 9th Ed., pp. 1119-1120.

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