Flat spring hose clamp and manufacture of same
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United States of America Patent
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Feb 16, 1993
Grant Date -
N/A
app pub date -
Jun 13, 1991
filing date -
Jun 14, 1990
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A flat spring hose clamp having an improved resistance to brittle fracture and a method for manufacturing the same are disclosed, the hose clamp being made of a steel having a steel composition consisting essentially of, by weight %: C:0.30-0.70%, Si: 0.70% or less, Mn: 0.05-1.00%, P: 0.030% or less, S: 0.020% or less, Cr: 0.50-2.00%, Mo: 0.10-0.50%, Nb: 0.005-0.100%, sol. Al: 0.10% or less, N: more than 0.0020%, but not more than 0.015%, Ti: 0-0.10% and/or B: 0-0.0020%, and a balance of Fe and incidental impurities, and the steel possessing a uniform bainite structure.
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