Ceramic Coated Bolts

A lifetime polymer coating provides extra corrosion resistance that is guaranteed for the life of your outdoor project.

Ceramic coated bolts.

For pricing and availability. For technical drawings and 3 d models click on a part number. Hillman 5 8 in x 4 in gray hot dipped galvanized hex head exterior lag screws. More product details close 9 x 3 in.

Whenever you put time or expensive lumber into a clear finished project it doesn t make sense to use anything but stainless steel. The zinc plating prevents the underlying steel from coming into contact with the aluminum and the risk of corrosion of the aluminum is reduced significantly. Hillman 1 2 in x 6 in black ceramic hex head exterior lag screws. The coating gives 3000 hours minimum of neutral salt spray test as per astm b117 which ensures fasteners to provide the users with the best protection under severe usage conditions.

Certifications iso 9001 2015 certified pressure equipment directive ped 2014 68 ec certified merkblatt ad 2000 w2 w7 w10 approved asme astm api ams aisi sae compliance certification 2019 torqbolt made with in india. Some have an especially slippery top coat to make them easier to drive into wood. Screws made of this material may cost twice as much as coated steel fasteners. Ortech supplies ceramic screws in both alumina and high strength zirconia.

Also most threaded fasteners are heat treated to increase their strength but when they re subsequently hot dip galvanized the high temperature around 860 f of the molten zinc in the. Length is measured from under the head. Galvanized steel screws however are plated with a corrosion resistant coating usually consisting of zinc that is not nearly as reactive with aluminum. Hillman 5 16 in x 2 in gray hot dipped galvanized hex head.

To ensure compatibility use these screws with ceramic nuts. In stock we have alumina and zirconia ceramic screws which have matching ceramic washers and ceramic nuts. Star flat head wood deck screws 1 lb pack. Product manufacturing stock fasteners solid ceramic bolts hex nuts washers.

Ceramic screws won t melt rust seize or become brittle even at extreme temperatures. They are nonconductive and highly resistant to corrosive gases. But stainless steel is well worth it if you don t want to see any rust or stain marks on your project.