Astm f3125 high strength structural bolts, astm f3125 alloy steel bolts, astm f3125 heavy hex head bolts, gr. This a325 metric bolt chart shows the approximate torque range required to achieve the specified load needed to fasten these typical metric structural bolts sizes. Buscar buscar with astm a325, a325m, a490, a490m, f1852 and f2280 now combined under one parent document, the differences between grades and types are more distinct, the similar. We are nonprofit website to share and download documents. A325 bolts from glaser and associates are available in two grades, type 1 and type 3, offering different mechanical and chemical properties for specific applications. This specification is unrestricted in its configuration and can be a headed bolt, bent bolt, or threaded rod. A325t heavy hex structural bolts fully threaded a325. The a325 bolts are the same geometrically for a specific length and diameter, so there is not a special a325 bolt one that is the n and one that is the x. Astm a325m is an astm international standard for heavy hex structural bolts, standard specification for structural bolts, steel, heat treated, minimum tensile strength. Generally, bolt standards are introduced when new products become available and the demand exists. This specification is a consolidation of and replacement for six astm standards ranging from 12. Astm f3125 grade f1852 a325 tc structural bolts, steel, heat treated, 120 ksi minimum tensile strength. 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. Also refer to specification a449 for quenched and tempered steel bolts and studs with diameters greater than 1.
Astm fastener standards specifications for a325 bolts. The astm a325 specification covers high strength heavy hex structural bolts from 12. Two strength levels, grades bc and bd are summarized below. Astm standards a325 and a490 have been around for half a century, whereas a325m, a490m, f1852, and f2280 were released in later dates. No other units of measurement are included in this standard. Cost more than a325s, but are stronger so fewer bolts may be necessary note that the astmdesignation is indicated on the head of the bolts above bma engineering, inc. Note 1bolts for general applications, including anchor bolts, are covered by specification a449.
A325m heavy hex structural bolts metric sized a325s. Astm c47415 joint treatment materials for gypsum board construction. Astm a32506 standard specification for structural bolts. Specification for structural joints using astm a325 or. This is your everyday, run of the mill bolt specification often manufactured using a36 round bars. It defines mechanical properties for bolts that range from m12 to m72 in diameter. The astm a325 specification covers high strength heavy hex structural bolts from 12 diameter through 1 12 diameter. Astm a325 specifications technical menu posted on july 1st, 2015 by vapro. Astm f3125, astm f3125 high strength structural bolts. Astm a325m14 standard specification for structural. Bolts manufactured under this specification come in sizes from 12. A325t bolts are available up to four times the diameter in length. Refer to the a325 heavy hex structural bolt page of our site for thread lengths and other related dimensions. A number in parentheses indicates the year of last.
This specification contains 4 inch series bolting grades. The astm f3125 grade f1852, also known as a325 tc bolts specification cover heat treated, steel, tension control boltnutwasher assemblies, also referred to as sets. These bolts are intended for use in structural connections and therefore have shorter thread lengths than standard hex bolts. Equivalent astm and aashto standard specifications. Astm a490 and astm a490m, specifications for steel alloy heattreated structural bolts. A325s have a heavy hex head, a full body diameter, and. Astm a325 specification covers requirements for chemical composition, mechanical properties, heat treatment, hardness, recommended nutswashers.
A325 n and a325 x mrsutton structural 14 jul 15 00. Larger bolts for structural applications are covered under astm a449. These bolts are intended for use in structural connections and therefore have shorter thread lengths than standard hex. We are choosing to keep this technical information about the now obsolete a325 specification on our website for.
Thank you for visiting our website and your interest in our free products and services. The bolts attract an n or an x if the threads are included or excluded from the shear plane. In 2016, astm a325 was officially withdrawn and replaced by astm f3125, in which a325 now becomes a grade under the f3125 specification. Coating thickness of specimens tested batch lot avg. There are more resources out there, i did a simple download free bs standards search, to see the above. Astm a325 covers high strength structural bolts used in structural steel connections. This specification is applicable to heavy hex structural bolts only. The f3125 specification is a consolidation and replacement of six astm standards, including. The research council on structural connections is a nonprofit, volunteer organization whose research projects serve to provide. Astm a325 f3125 structural bolts, steel, heat treated, 120105 ksi minimum tensile strength. This specification covers two types of quenched and tempered steel heavy hex structural bolts having a minimum tensile strength of 120 ksi for sizes 1. Structural bolting astm f3125f3125m is a structural bolt specification covering inch and metric bolt grades. Astm a325 is the standard specification for heavy hex structural bolts in heattreated steel with a minimum tensile strength of 120105 ksi. Grades a headed bolts, threaded rods and bent bolts intended for general applications.
For bolts that do not fall under the diameter and length requirements for the above grades. Astm a325 is an astm international standard for heavy hex structural bolts, titled standard specification for structural bolts, steel, heat treated, 120105 ksi minimum tensile strength. Astm a354 covers the chemical and mechanical requirements of quenched and tempered alloy steel bolts, studs, and other externally threaded fasteners 4 and under in diameter. Astm a325 14 standard specification for structural bolts. Astm a325 bolts astm a325 structural bolt a325 hex bolt. Coating thickness of specimens tested production lot avg.
The main difference between this standard and the older, existing standards is that a325s from 118 to 112 now have the same mechanical requirements as a325s 1 and. Astm a32504b standard specification for structural bolts. The equivalent imperial standard is astm a325, which. The astm a325 specification covers high strength heavy hex structural bolts from 12 diameter through 112 diameter. Astm a325 is an astm international standard for heavy hex structural bolts, titled standard. Specification for structural joints using astm a325 or a490 bolts, june 23, 2000. Specification for structural joints using astm a325 or a490 bolts. Steel city bolt astm a325 heavy hex bolt specification. Specification for 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. Standard specification for structural bolts, steel, heat treated, 120105 ksi minimum tensile strength. Astm a325 specification for heat treated carbon steel, alloy steel, boron steel and weathering steel materials for bolts, screws, studs, threaded rods and other externally threaded fasteners, for use in high tensile structural bolting applications.
These assemblies are capable of developing a minimum predetermined tension when installed by applying torque to the. Structural bolts, steel, heat treated 830 mpa minimum tensile. Astm f3125 is a specification covering the chemical, physical and mechanical. E astm a194a194m 2h heavy hex nuts may be used in place of a563 dh nuts on type 1 a325, a490, f1852 and f2280 bolts. Astm standards a325m and a490m cover the metric versions although metric bolts are rare. This chart is an approximation and it is recommended to use a calibrated load measurement device such as a calibore. It defines mechanical properties for bolts that range from 1. Field manual for structural bolting state of michigan. Astm a325 09a standard specification for structural. Astm a307 scope this specification covers carbon steel bolts and studs ranging from 14 through 4 diameter. When coated, the same requirements of a563 and this specification, and annex a1, including overtap, coating, rotational capacity and proof load testing apply.
Download your free a325 metric bolt torque and tension chart. Astm d3695 standards astm standards astm standards for galling astm standards 2017 astm standards 2018 pdf astm standards corossion astm standards e456a standards astm d88209 astm standards source astm standards for. Astm a325 scope this specification covers high strength heavy hex structural bolts from 12 through 112 diameter. A325s longer that this will need to be specially made per astm f3125 grade a325.
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