ANSI/ASME B1.3-2007 可接受尺寸规格的螺纹测量系统.英制和公制螺纹(UN,UNR,UNJ,M和MJ)

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标准号:ANSI/ASME B1.3-2007
中文标准名称:可接受尺寸规格的螺纹测量系统.英制和公制螺纹(UN,UNR,UNJ,M和MJ)
英文标准名称:Screw Thread Gaging Systems for Dimensional Acceptability – Inch and Metric Screw Threads (UN, UNR, UNJ, M, and MJ)
标准类型:J04
发布日期:2007/3/5 12:00:00
实施日期:1999/12/31 12:00:00
中国标准分类号:J04
国际标准分类号:21.040.01
适用范围:a) This Standard presents screw thread gaging systems suitable for determining the acceptability of UN, UNR, UNJ, M, and MJ screw threads on externally and internally threaded products. It establishes the criteria for screw thread acceptance when a gaging system is used. b) A screw thread gaging system comprises a list of screw thread characteristics that must be inspected to establish the dimensional acceptability of the screw threads on a threaded product and the gage(s) which shall be used when inspecting those characteristics. c) Federal Government Use. When this Standard is approved by the Department of Defense and federal agencies and is incorporated into FED-STD-H28/20,Screw Thread Standards for Federal Services, Section 20, the use of this Standard by the federal government is subject to all the requirements and limitations of FED-STD-H28/20.

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