FF B 561C 联邦规范 螺栓(螺钉)滞后(1970年12月1日)

ID:41935

大小:1.01 MB

页数:31页

时间:2023-03-16

金币:20

上传者:战必胜
FEDERAL
BOLTS,
This specification
missioner, Federal
FF-B-561C
Demniber 1, 1970
SUPERSEDING
Fed. Spec. FF-B-%lB
April 30, 1962
SPECIFIMTION
(SCREW), LAG
was approved by the Com-
Supply Service, General
Services Ustration, for the use of all
Federal w~oiea.
1. SCOPE AND CLASSIFIMTION
1.1 Scope.
This specification covers lag bolts having either
square heads or hex heads, for fasteningapplications.
1.2 Classification.
1.2.1 Types,
styles and grades.
Lag bolts shall be of the
following types, style%and grades as specified (see 6.2)*
Type I -
Type II -
Type 111 -
Style
1
Style 2
Grade
Grade
Grade
Grade
Gimlet point, screw thread.
Cone point,
screw thread.
Cone point, fetter drive thread.
Hex Head.
Square Head.
A -
B -
c -
D -
(Deleted)
Commercial steel.
Corrosion-resistantsteel.
Copper-siliconalloy,
2. APPLICABLE DOCUMENTS
2.1 The following documents
of the issue in effect on date of
invitation for bids, or request for proposal, form a part of the
specification to the extent specified herein.
FSC 5306
Downloaded from http://www.everyspec.com
资源描述:

当前文档最多预览五页,下载文档查看全文

此文档下载收益归作者所有

当前文档最多预览五页,下载文档查看全文
温馨提示:
1. 部分包含数学公式或PPT动画的文件,查看预览时可能会显示错乱或异常,文件下载后无此问题,请放心下载。
2. 本文档由用户上传,版权归属用户,天天文库负责整理代发布。如果您对本文档版权有争议请及时联系客服。
3. 下载前请仔细阅读文档内容,确认文档内容符合您的需求后进行下载,若出现内容与标题不符可向本站投诉处理。
4. 下载文档时可能由于网络波动等原因无法下载或下载错误,付费完成后未能成功下载的用户请联系客服处理。
关闭