Astm F436 Washer Specification

Washers provide a smooth bearing surface and are used under the head of a bolt and or a nut.

Astm f436 washer specification.

1 1 this specification covers the chemical mechanical and dimensional requirements for hardened steel washers for use with fasteners having nominal thread diameters of 1 4 through 4 in. These washers are intended for general purpose mechanical and structural use with bolts nuts studs and other internally and externally threaded fasteners. 1 1 this specification covers the chemical mechanical and dimensional requirements for hardened steel washers for use with fasteners having nominal thread diameters of through 4 in. Further the f436 material grade washers can be used in combination with bolts like a449 a354 a193 a320 f1554 and whenever specified f436 material grade are hardened flat washers which have a rockwell hardness value ranging between 38 to 45 hrc.

Wrought requires certification from its vendors that steel used to manufacture washers is melted and manufactured in the u s. Fw f436 th z flat washer structural astm f436 f436m thru hardened zinc this product standard contains the required dimensional mechanical performance and chemical characteristics of the products shown in this purchase order as applicable to the product. These heat treated washers are for general purpose and structural use and are suitable for use with a325 and a490 structural bolts. Astm f436 covers the chemical and mechanical requirements for hardened washers in diameters ranging from 1 4 to 4 inclusive.

Choose from our selection of astm f436 washers in a wide range of styles and sizes. The hardened flat astm f436 washer is used under bolt nuts and head. In stock and ready to ship. The chemical mechanical and dimensional requirements for hardened washers are covered under the astm specification f436.

These washers are intended for general purpose mechanical and structural use with bolts nuts studs and other internally and externally threaded fasteners. 1 1 this specification covers the chemical mechanical and dimensional requirements for hardened steel washers for use with fasteners having nominal thread diameters of 1 4 through 4 in. These washers can either have a plain finish or can be hot dipped galvanized. These washers are through hardened or carburized to add strength but are physically smaller than a standard f844 flat.

Astm f436 type 1 is a standard material and dimensional specification for hardened steel washers intended for general purpose mechanical and structural use with bolts nuts studs and other internally and externally threaded fasteners of nominal thread diameter 1 4 through 4 inch. Available in 5 8 through 1 1 4 bolt sizes to weathering specification as outlined in astm f436. Unless specified below current revisions of national or international standards. Additionally they are used with bolts per a449 a354 a193 a320 f1554 and whenever specified.