How to make quality PTFE Xylan Coated stud bolt?
Xylan or fluoropolymer Coating is a common coating method for the stud bolt,hex nuts,and other fasteners which required high anti -corrosion ,anti-rust in critical enviorement.The coating quality is very important for the stud bolt performance.
You would find the manufacturing and documentation requirements for fasteners of nominal size M12 (1/2”) and larger being coated with Xylan® and requiring a certified material test report of EN 10204 3.1
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