Is all A4 steel the same strength, or does it come in different grades? I have to replace an M10 bolt, and the application is fairly critical to the integrity of my boat. The old bolt is marked A4 but has no strength indication like good quality rusty steel bolts have.
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Thread: A4 strength
07-05-12, 23:27 #1
A4 strengthYAPP open source marine electronics projects and kits