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BS 7398:1991

Current
Current

The latest, up-to-date edition.

Specification for hand hacksaw frames
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

28-02-1991

Committees responsible
Foreword
Specification
1 Scope
2 Definitions
3 Hand hacksaw frames
4 Miniature hand hacksaw frames
5 Finish
6 Marking
Appendices
A Performance tests for hand hacksaw frames
B Performance tests for miniature hand hacksaw frames
C Restrictions on the use of materials for hacksaw
   frames for use underground and in other potentially
   dangerous atmospheres
D Safe usage of hacksaws
Figures
1 Typical hand hacksaw frame
2 Typical designs of miniature hand hacksaw frames
3 Test rig for hand hacksaw frames
4 Test rig for miniature hand hacksaw frames
5 Tensile test rig for miniature hand hacksaw frames

Criteria for the design, dimensions and performance of standard and miniature frames. Gives tensional test procedures.

This British Standard specifies requirements for the design, dimensions, and performance of hand hacksaw frames to take blades of nominal length 300 mm complying with BS 1919 and of miniature hand hacksaw frames to take blades of nominal length 146 mm complying with BS 6271.

NOTE 1 Materials are at the discretion of the manufacturer provided that design and performance criteria are met. Normally the working parts are in steel and the handles in either die cast alloy, plastic injection mouldings or shaped wood.

NOTE 2 Restrictions on the use of materials for use underground and in other potentially explosive atmospheres are given in Appendix C.

NOTE 3 The titles of the publications referred to in this standard are given on the inside back cover.

Committee
MTE/15
DevelopmentNote
Supersedes DEFSTAN 51-11(PT7)/1(1975) (08/2003) Supersedes 89/78529 DC (10/2005) Reviewed and confirmed by BSI, January 2011. (12/2010)
DocumentType
Standard
Pages
14
PublisherName
British Standards Institution
Status
Current

16/30338194 DC : 0 BS 10621 - LOCK ASSEMBLIES IN WHICH THE OPERATING MODE CAN BE SWITCHED BETWEEN THE NORMAL BS 8621 OPERATING MODE AND A SECURE MODE IN WHICH NO EGRESS IS POSSIBLE
13/30277228 DC : 0 BS 8607 - MECHANICALLY OPERATED PUSH-BUTTON LOCKSETS - REQUIREMENTS AND TEST METHODS
BS 10621(2007) : 2007 THIEF RESISTANT DUAL-MODE LOCK ASSEMBLY
16/30338192 DC : 0 BS 8621 - LOCK ASSEMBLIES OPERATED BY KEY FROM THE OUTSIDE OF THE DOOR AND BY HANDLE OR THUMB TURN FROM THE INSIDE OF THE DOOR
BS 3621(2007) : 2007 THIEF RESISTANT LOCK ASSEMBLY - KEY EGRESS
BS 10621:2017 Lock assemblies in which the operating mode can be switched between the normal BS 8621 operating mode and a secure mode in which no egress is possible
BS 8621(2007) : 2007 THIEF RESISTANT LOCK ASSEMBLY - KEYLESS EGRESS
BS 8607(2014) : 2014 MECHANICALLY OPERATED PUSH BUTTON LOCKSETS - REQUIREMENTS AND TEST METHODS
16/30338190 DC : 0 BS 3621 - LOCK ASSEMBLIES OPERATED BY KEY FROM BOTH THE INSIDE AND OUTSIDE OF THE DOOR
BS 3621:2017 Lock assemblies operated by key from both the inside and outside of the door
BS 8621:2017 Lock assemblies operated by key from the outside of the door and by handle or thumb turn from the inside of the door

BS 6271:1982 Specification for miniature hacksaw blades
BS 1224:1970 Specification for electroplated coatings of nickel and chromium
BS 1706:1990 Method for specifying electroplated coatings of zinc and cadmium on iron and steel

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