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BSI
PD 7300:1979

PD 7300:1979

Withdrawn

Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

NUTS AND BOLTS: RECOMMENDED DRAWING RATIOS FOR SCHOOLS AND COLLEGES

Withdrawn date

31-01-1999

Published date

23-11-2012

Publisher

British Standards Institution

0. Notes on the use of this document
1. References
2. Background
3. Wall chart 1
4. Wall chart 2
5. Bolts and screws
6. Screw thread designation
7. Preferred sizes
8. Drawing points
Appendices
A. Tables reproduced from wall chart 1
B. Clearance holes for metric bolts and screws
Tables
1. Manufacturers' preferred sizes of hexagon headed
     bolts
2. Manufacturers' preferred sizes of hexagon headed
     screws
Figures
1. Chamfered washer
2. Recommended method of drawing depth of thread
3. Common practice of showing bolt/screw heads
4. Thread runout
5. Lock nut

These notes are to be used with the two wall charts and the overhead projector transparencies included in the pack. The purpose is to provide the student with guidance on the drawing of metric screw fastenings. Suitable for technical courses leading to Certificate of Secondary Education and General Certificate of Education at Ordinary and Higher Levels, some units of the Technical Education Council courses and, at lecturer's discretion, any higher courses.

DocumentType
Standard
PublisherName
British Standards Institution
Status
Withdrawn

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