【英文标准名称】:StandardSpecificationforHeadedSteelBarsforConcreteReinforcement
【原文标准名称】:钢筋混凝土用有头钢棒的标准规范
【标准号】:ASTMA970/A970M-2007
【标准状态】:现行
【国别】:美国
【发布日期】:2007
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:棒材;混凝土;低合金钢;加筋;加强棒材;钢;结构钢;焊接的
【英文主题词】:Bars;Concrete;Concretes;Low-alloysteels;Reinforcement;Reinforcingbars;Steels;Structuralsteels;Welded
【摘要】:
【中国标准分类号】:H44
【国际标准分类号】:77_140_15
【页数】:6P;A4
【正文语种】:英语


Product Code:SAE AS291
Title:Surface Texture, Roughness, Waviness and Lay (NONCURRENT Oct 2001)
Issuing Committee:E-25 General Standards For Aerospace And Propulsion Systems
Scope:This standard provides a method of applying surface roughness, waviness and lay control. The data included herein also covers the method of applying surface roughness symbols and related designations to drawings and specifications of parts when applicable. This standard is based on the Arithmetical Average (AA) method of instrumentation. Data compiled are based on current manufacturing practices. It also includes a summary of data published in the latest issue of the American Standards Association publication ASA B46.1.