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Spring Flat

Gerdau Spring Flat special bar quality bars have both edges rounded to a radius approximately 65% - 85% of the thickness. The width specified is that of the overall widest measure. Typically grade 5160 or 6150, Spring Flats are produced with a special radius heat treatment process to withstand the demanding loads required in leaf spring assemblies for vehicle and trailer suspension systems.​

Selling Formats

Custom specific grades with chemistry & mechanical property requirements are available upon inquiry.
Lengths from 15'  to 65' are available, but custom lengths are also available. Saw cutting to shorter lengths is available.
Testing such as hardness, tensile, microcleanliness, charpy, macro is available when requested. Please inquire on testing not listed.
Additional value added processing is available such as saw cutting, pickle & oil, and machine straightening. 
Heat treatment such as normalize, temper, LP Anneal, isothermal anneal, quench & temper, stress relief anneal.
Please inquire on other value added processing not listed.​

Technical Specifications +

​Size Format Min Max Grade(s) / Specs
Thickness x Width T: 0.167" W: 1 1/4" T: 1 11/32" W: 5" A29, A304, A689​
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