PRODUCTS
ASTM F436 Domestic Washers
F436-1
For use in structural applications such as buildings, bridges, and highway construction.
- Domestic medium carbon steel
- Heat treated to R/C 38 45
- Stocked sizes ½” – 2”
- Plain, Mechanical, and Hot Dip Galvanized finish
F436-3
Similar to F436 1 washers, made from a “Weathering Type” steel.
- Domestically certified “Melted and Manufactured in the USA”
- Available in sizes 5/8” – 1 ½”
- Plain finish only
F436 Beveled
Structural, wedge shaped washers used in special fit applications.
- Available in sizes ½” – 1”
- Plain, Mechanical, and Hot Dipped Galvanized finish
F436-M
Metric equivalent to the inch version of the F436 1 washer; used with metric bolts and nuts.
- Hardened to C 38-45
- Domestically certified “Melted and Manufactured in the USA”
- Available with plain finish sizes M16 M36
- Hot dip and Galvanized finish available upon request
- Manufactured on request
5/16 “Extra Thick” Structural
For critical construction applications that require higher strength.
- Domestically certified “Melted and Manufactured in the USA”
- Full certifications included