ASTM A394 PDF

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ASTM A Standard Specification for Steel Transmission Tower Bolts, Zinc- Coated and Bare. This standard is issued under the fixed designation A; the number immediately . ASTM A – XX, with hot-dip zinc-coated hex nuts, Grade A, ASTM. 1 Aug This standard is issued under the fixed designation A ; the number . zinc coated, shear testing required, ASTM A – XX, with hot-dip.

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The various types of bolts covered in this specification are: It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application.

Steel for the manufacture of bolts shall be made by any of the axtm processes: ICS Number Code Type 3 bolts shall be quenched only in oil from above the austenitizing temperature. Link to Active This link will always route to the current Active version of the standard.

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ASTM A – 07 Standard Specification for Steel Transmission Tower Bolts, Zinc-Coated and Bare

No other units of measurement are included in this standard. 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. The various types of bolts covered in this specification are:.

Historical Version s – view previous versions of standard. Type 0 includes hot-dip zinc-coated bolts made of low asm medium carbon steel, Type 1 includes hot-dip zinc-coated bolts made of medium carbon steel, quenched and tempered, Type 2, and Type 3 includes bare, quenched, and tempered bolts made of weathering steel.

This standard does not purport to address all of the safety concerns, if any, associated with its use.

This specification covers the chemical and mechanical requirements of hexagon and square-head zinc-coated steel bolts and atmospheric corrosion-resistant bolts for use in the construction of transmission towers, substations, and similar steel structures. Type 1 bolts produced from medium carbon steel to which chromium, nickel, molybdenum, or boron were intentionally added shall be quenched only in oil from above the austenitizing temperature.

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Different tests shall be conducted in order to determine the following mechanical properties of bolts: Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.

Cold-headed Type 0 bolts shall be stress relief annealed before zinc coating to remove cold work effects such that the hardness measured anywhere on the surface or through the cross-section shall meet the requirement specified. This abstract is a brief summary of the referenced standard.

It is the responsibility of the user of this standard to establish z394 safety and health practices and determine the applicability of regulatory limitations prior to use. Type 1 bolts produced from medium carbon steel shall be quenched in a liquid medium from above the austenizing temperature. The following types of bolts are: