This metric thread Class 10 bolt is partially threaded and is made from medium carbon alloy steel and is most similar (but not exact) to U.S. Standard Grade 8 cap screws. These shall be heat treated by quenching in oil from above the transformation temperature and reheating to a tempering temperature pf 425 degrees (C). Proof Load is a minimum of 940 square N/mm with a tensile strength of a minimum of 1040 square N/mm. MCS181300CPZ109
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William Brown - 2024-03-03
I was pleasantly surprised by how quickly my order was processed and delivered. The quality of the product is outstanding!