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ASTM A394-2008 钢制输电塔镀锌螺栓和裸螺栓用的标准规范

ASTM A394-2008 钢制输电塔镀锌螺栓和裸螺栓用的标准规范

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【英文标准名称】: Standard Specification for Steel Transmission Tower Bolts, Zinc-Coated and Bare
【原文标准名称】: 钢制输电塔镀锌螺栓和裸螺栓用的标准规范
【标准号】: ASTM A394-2008
【标准状态】: 现行
【国别】: 美国
【发布日期】: 2008
【实施或试行日期】:
【发布单位】: 美国材料与试验协会(US-ASTM)
【起草单位】: F16.02
【标准类型】: (Specification)
【标准水平】: ()
【中文主题词】: 螺栓
【英文主题词】: bolts; carbon steel; steel; transmission tower; weathering steel; Bolting materials; Hexagon-head bolts; Hot-dip (galvanized) coatings--specifications; Square-head bolts; Steel bolting materials--specifications; Structural steel (SS) bolting mater
【摘要】: 1.1 This specification covers the chemical and mechanical requirements of hexagon and square-head zinc-coated steel bolts and atmospheric corrosion-resistant bolts, in nominal thread diameters of 1/2 5/8, x00BE;, 7/8 and 1 in. for use in the construction of transmission towers, substations, and similar steel structures. The various types of bolts covered in this specification are: 1.1.1 Type 08212;Hot-dip zinc-coated bolts made of low or medium carbon steel. 1.1.2 Type 18212;Hot-dip zinc-coated bolts made of medium carbon steel, quenched and tempered. 1.1.3 Type 28212;Withdrawn in 2005. 1.1.4 Type 38212;Bare (uncoated), quenched and tempered bolts made of weathering steel. 1.2 Annex A1 of this specification covers hot-dip zinc-coated steel ladder bolts, step bolts, and support-equipment bolts. 1.3 Nuts and washers that are supplied under this specification that are hot-dip zinc coated shall be in accordance with 4.4. 1.4 Terms used in this specification are defined in Terminology F 1789. 1.5 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only. 1.6 The following safety hazards caveat pertains only to the test methods portion, Section 11, of this specification. This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
【中国标准分类号】: J13
【国际标准分类号】: 29_240_20
【页数】: 6P.;A4
【正文语种】: 英语

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