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Gerdau Jumbo 75S™

Gerdau Jumbo ​75S™ ​ SBQ bars are #18 rebar increased in size to allow application of machined threads. Jumbo (18J) is typically used as mounting bolts for transmission poles. Bars are heat treated to obtain minimum tensile and Charpy impact properties.​

Selling Formats

Custom specific grades with chemistry & mechanical property requirements are available upon inquiry.
Lengths from 15'  to 65' are available, as are custom lengths. 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, s​tress relief anneal.
Please inquire on other value added processing not listed.​

Technical Specifications +

​Size Format Min Max Grade(s) / Specs
# 14J 18J N75S (A615)​
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