This specification covers weldless forged, quenched and tempered carbon steel threaded lifting eyes or eyebolts for overhead lifting. ASTM A covers two. ASTM A Standard Specification for Carbon Steel Eyebolts. Shoulder Pattern. Drop Forged Carbon Steel, Self-Colored. ASTM A Fully Threaded: UNC-2A. A. B. C. D. (Combination pricing for Eyebolts on page 4).
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Never undercut eye bolt to seat shoulder against the load. Use number of nuts based on thickness of load as shown below.
September 18th, at Use a washer with approximately the same diameter as the eye bolt shoulder and the smallest inside diameter that will fit the eye bolt shank. Thank you for interesting in our services. For installation, tap the load tap depth to a minimum depth of one-half the eye bolt size beyond the shank length of the machinery eye bolt. The lifting eyes shall aatm manufactured as specified for the melting, forging, heat treatment, and machining processes.
This standard specifies the basic dimensions, material, lifting capacity and conditions of use of lifting eyebolts of Grade M. Type 1, plain pattern straight shank ; Type 2, shoulder pattern; and Style B, short length.
ASTM A Specification – Boltport Fasteners LLP
Eye Bolt Inspection Visually inspect each eye bolt before use. For vertical loading, eye bolts without shoulders have the same load-carrying ability as shouldered eye bolts. No other units of measurement are included in this standard. We need your help! Historical Version s – view previous asrm of standard. I Washers Manufacture of D. We need your help to maintenance this website. Size px x x x x Application It is recommended to use shouldered eye bolts for rigging hardware, except when prohibited by the configuration of the item to which the eye bolt is attached.
This standard covers only eyebolts with eyes of internal diameters capable of permitting direct engagement with eyehooks of the same lifting capacity working load limit for use with Grade T 8 chain. This abstract is a brief summary of the referenced standard.
If the hook does not go completely a849 the eye bolt, use a shackle to avoid loading the hook a89. Always tighten nuts securely against the load.
Reeving of Sling Slings shall not be reeved through an eye bolt or reeved through a pair of eye bolts. In the case of eyehooks for use with Grade M 4 chain, it may be necessary to use an intermediate component such as a shackle to make the connection.
ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date. This specification covers two types denoting shank pattern, and one style denoting shank length, as follows: Material, Specification and Marking Eye bolts are made from forged carbon steel or alloy steel.
ASTM F requires the Eye bolts that are worn, cracked, bent, We are a non-profit group that run this website to share documents. When eye bolts cannot be properly seated and aligned with each other, a steel washer or spacer not to exceed one thread pitch may be required to put below the eye bolt. Installation for In-line Loading For in-line loading application use regular nut eye bolt or shoulder nut eye bolt.
ASTM A – Free Download PDF
For more information on eye bolts dimensions and swivel hoist rings different type of rings please refer Aztm Catalog of the Crosby Group. Always countersink receiving hole or use washers to seat shoulder. Eye bolts shall have a minimum design factor of 5, based on ultimate strength. Please copy and paste this embed script to where you want to embed Embed Script.
ASTM A489 Specification
Superfast Fasteners India Pvt. When more than one eye bolt is used in conjunction with multiple-leg rigging, spreader bars or lifting beams should be used to eliminate angular loading. Use two nuts if thickness is less than or equal to eye bolt diameter.
It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.
Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.