Alloy steel micro fasteners are made from a specially formulated alloy for high strength, low weigh, impact resistance, and corrosion resistance. They are suitable for use in automobiles, precision machinery, and large equipment.
AISI 4130, AISI 4140, AISI 4340, AISI 8620, AISI 8630;
ASTM A524 B23, ASTM A524 B24;
EN16, EN19, EN24, EN25, EN26;
21CrMoV57(1.7709), 24CrMo5(1.7218), 42CrMo4(1.7725)
Machine screw, self-tapping screw, anti-galling screws, SEMS screw, etc.
Pan head, hexagon head, bugle head, flat countersunk head, button head, raised countersunk head, hexagon flange head
Zinc plating, nickel plating, chromium plating, copper plating, cadmium plating