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Hardened carriage bolts are distinguished by their exceptional strength and durability, attributes that make them ideal for applications where performance under pressure is paramount. The hardening process involves heating the metal to a high temperature followed by rapid cooling, which alters the steel's microstructure, enhancing its ability to withstand stress without yielding or breaking. This treatment ensures that when these bolts are used in load-bearing scenarios, they exhibit a remarkable resistance to deformation and failure.

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HEBEI YUETONG FASTENERS stainless steel hex head wood screws