Long heavy hex structural bolt type 1 astm dip mechanically deposited or no preference.
Astm a325 bolts pdf.
It defines mechanical properties for bolts that range from 1 2 to 1 1 2 inches in diameter.
Length is measured from under the head.
Dimensions meet asme b18 2.
The research council on structural connections is a non profit volunteer organization whose research projects serve to provide safety.
Page 1 of 2 fastenal product standard rev 01 date.
A325 and a490 heavy hex structural bolts are now grades under the new f3125 specification.
The research council on structural connections is a non profit volunteer organization whose research projects serve to provide safety.
1000 pieces 118 7 unc in.
Asme b18 2 6 covers dimensional standards for a325 heavy hex structural bolts rcsc.
If you are working with a325 structural bolts on a regular basis we strongly recommend purchasing a copy of the astm a325 specification from astm international.
A 32502 each with one hardened washer.
The equivalent metric standard is astm a325m which is titled standard specification for structural bolts steel heat treated 830 mpa minimum tensile strength.
Astm a325 pdf free download as pdf file pdf text file txt or read online for free.
The major changes are.
If you are working with a325 structural bolts on a regular basis we strongly recommend purchasing a copy of the astm a325 specification from astm international.
Dia 3 4 in.
It defines mechanical properties for sizes m12 36.
Summaries of the now obsolete a325 and a490 specifications remain on our site for reference purposes only.
Section 6 2 1 was modified to permit the use of a490 type bolts with round.
The most commonly used bolt is an astm a325 3 4 bolt with the threads included in the shear plane 17 aisc nisd 2000 threads excluded from the shear plane bma engineering inc.
6000 slip critical joints in a slip critical joint the bolts must be fully pretensioned to cause a clamping force between the connected elements.
The most common heavy hex head screw these steel screws meet astm a325 regulations for structural joints such as mating i beams and scaffolding.
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.
In 2016 specifications a325 and a490 were officially withdrawn by astm and replaced by astm f3125.
Sections 5 1 5 2 and 5 3 were editorially revised to clarify strength requirements of slip critical connections.
Joints using astm a325 or a490 bolts continues the tradition of earlier editions.
Partially threaded screws come with precise threaded and unthreaded portions allowing you to place only the.
August 15 2013 hhsb a325 wn nap p heavy hex structural bolts astm a325 type 1 astm a563 grade c heavy hex nut plain finish north american made.
