As the saying goes: “It’s the little things.” While metal roof fasteners may seem like just a minor aspect of a big system—in both cost and size—they are quite literally what holds it all together. In ...
Split heads and head bursts on threaded metal fasteners are classified as “surface discontinuities.” As such, they fall under the jurisdiction of quality standards such as ASTM F788/788M and SAE J1061 ...
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