ASME B18.2.4.1M-2002 Metric hex nuts style 1
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ID：
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43AC0158E8154BF8B4B0C12E9197AA07
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文件大小(MB)：
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0.53
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页数：
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18
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文件格式：
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pdf
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日期：
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2013-6-4
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购买：
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购买或下载
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文本摘录（文本识别可能有误，但文件阅览显示及打印正常，pdf文件可进行文字搜索定位）：
免褶专业丰富,LziXJ The American Society of,Mechanical Engineers,an american n a t I o n a l standard,METRIC HEX NUTS,STYLE 1,ASMEB18.2.4.1M-2002,[Revision ol ANSI B18.2A1M-1979(R1995)],SmsnF by'lHS 8。" w> IHS 311“八Mlh ASME,Na or wrtiM I*13 "M MS,FOREWORD,American National Standards Committee BIX for the standardization of bolts, screws,nuts, rivets, and similar fasteners was organized in March 1922 as Sectional Committee,B18 under the aegis of the American Engineering Standards Committee (later the American,Standards Association. then the United States of America Stanikirds Institute and. as of,October 6. 1969, the American National Standards Institute, IncJ. with the Society of,Automotive Engineers and (he American Society of Mechancial Engineers as joint sponsors.,Subcommittee 2 was subsequently established ,ind charged with the responsibility for technical,content of standards covering wrench head bolts and nuts.,At its meeting on December 4. 1974. Committee B18 authorized preparation of a scries,of stanchirds for metric fasteners. Sucommittee 2 was assigned responsibility for developing,standards for metric hex bolts, screws, and nuts.,At a meeting on September 22. 1976. Subcommittee 2 organized (he contents of a,standard covering six different styles of hex nuts. Actual drafting was postponed until ISO/,TC2 could reach final decisions relating to basic dimensions and characteristics of hex,bolts, screws, and nuts. Al ISOfl'C2 meetings held in April 1977. final actions were lakcn:,Committee BIS affirmed the TC2 decisions at a meeting on June 29, 1977; and drafting,of this Stanckird was started.,In February 1978. Committee B 18 established a cooperative……
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