Hardened on the surface, it is great product of Grade-80 made of highly qualified alloy steel. By case hardened heat treatment, the product Surface Hardened is excellent in breaking strength and abrasion.
Passing the successive load test at each link, and strict quality control the product is precise and safe.With the precision and the prevention against abrasion and breakage, this product is used well for the case below.
High quality product for the standard of KS, JIS, ISO.
Quenched and tempered on the surface, it is the great product of Grade-80 made of highly qualified alloy steel and optimized with elongation by HRC 40.
For that character, it is mainly used for the below cases which have low frequency of consecutive use.
High quality product for the standard of KS, JIS, ISO.
Specification