Channel nuts are manufactured from mild steel bars, and after machining operations are completed, they are case hardened, assuring positive biting action into the inturned edge of the Unistrut channel. The standard channel nut conforms to ASTM A576G
... more Channel nuts are manufactured from mild steel bars, and after machining operations are completed, they are case hardened, assuring positive biting action into the inturned edge of the Unistrut channel. The standard channel nut conforms to ASTM A576GR 1015 modified and A1011 SS GR
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