Because of our manufacturing expertise haydon bolts is able to custom manufacture structural bolts to from 1 2 to 4 diameter in a variety of lengths and grades as a result we are able to shorten lead times for our customers.
Structural a325 bolt dimensions.
It fastens steel to steel structural connections where the application is critical.
Partially threaded screws come with precise threaded and unthreaded portions allowing you to place only the.
It is available both in plain or hot dipped galvanized finish in the diameter range from 1 2 to 1 1 2.
Asme b18 2 2 structural washer.
Material meets astm f3125 specifications for quality.
These bolts are intended for use in structural connections and therefore have shorter thread lengths than standard hex bolts.
Astm a563 grade c c3 d dh or dh3 astm a194 2h is also acceptable.
The a325 structural bolt is used in construction and structural assembly.
Asme b18 2 6 heavy hex nut.
In these applications substitutions of a449 for a325 and a354 grade bd for a490 should be considered.
Astm a325 is an astm international standard for heavy hex structural bolts titled standard specification for structural bolts steel heat treated 120 105 ksi minimum tensile strength it defines mechanical properties for bolts that range from 1 2 to 1 1 2 inches 13 to 38 mm in diameter.
Unlike other astm grades a325 is specific not only in the chemical and mechanical requirements but also in the allowed.
Astm f436 type 1 material heavy hex structural bolt.
Heavy hex structural bolt.
Although the head dimensions for structural bolts are the same as any heavy hex headed fastener per asme b18 2 6 2011 a325 heavy hex bolts have a shorter thread length than most other construction fastener grades.
A325s have a heavy hex head a full body diameter and are normally short in overall length since they are connecting steel to steel.
This info and more on our specialized a325 microsite.
The most common heavy hex head screw these steel screws meet astm a325 regulations for structural joints such as mating i beams and scaffolding.
Haydon bolts stocks heavy hex bolts in the sizes listed at the bottom of this page in our warehouse.
Structural joints using astm a325 or a490 bolts june 30 2004 supersedes the june 23 2000specification for structural joints using astm a325 or a490 bolts.
Length is measured from under the head.
Dimensions meet asme b18 2.
Prior to its withdrawl in 2016 the astm a325 specification covered high strength heavy hex structural bolts from 1 2 diameter through 1 1 2 diameter.
Astm f3125 grade a325 type 1 mechanical properties.
The equivalent metric standard is astm a325m which is titled standard specification for.
Astm a325 covers high strength structural bolts used in structural steel connections.
