1981-06-01

Use of Compacted Graphite Iron in Power Steering Components 810814

The use of compacted graphite iron was initiated as a replacement for the class 30 gray iron previously used for the housing of a power steering unit.The compacted graphite iron housings had greater strength, modulus, and improved surface finish relative to the gray iron housings. This allowed the power steering units to meet the required standards of performance while operating at higher temperature and pressures than previously thought possible.

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