... & Tempered... weldless ring S-643: weldless round ring Material of the Powder coated WELDLESS RING :alloy steel,carbon steel,EN1677 material,quenched and ... tempered, ultimate load is 4 times the working load limitSurface treatment:color painted, self-colored,polished,hot ... /8"x6", 1.1/4"x5", 1.3/8"x6" Powder coated WELDLESS RING