AS/NZS 1420:1996

1 - AS/ NZS 1420: 1996 ISO METRIC HEXAGON SOCKET HEAD CAP SCREWS
4 - PREFACE
5 - CONTENTS
6 - 1 SCOPE
6 - 2 REFERENCED DOCUMENTS
6 - 3 DEFINITIONS
6 - 3.1 Concentricity tolerance
6 - 3.2 Grip length
6 - 3.3 Nominal length
6 - 3.4 Socket head cap screw
6 - 3.5 Symmetry tolerance
6 - 3.6 Thread length
7 - 3.7 Thread runout
7 - 3.8 Transition diameter
7 - 3.9 Unthreaded shank length
7 - 3.10 Shall
7 - 3.11 Should
7 - 3.12 May
7 - 4 METHOD OF MANUFACTURE
7 - 5 SHAPE, DIMENSIONS AND FINISH
7 - 5.1 Length of screws
7 - 5.2 Ends of cap screws
7 - 5.3 Screw threads
7 - 5.4 Length of thread
7 - 5.5 Grip length
7 - 5.6 Unthreaded shank length
8 - 5.7 Heads of cap screws
8 - 5.8 Shank
8 - 5.9 Hexagon sockets
8 - 5.10 Squareness and concentricity
8 - 5.11 Underhead fillet
8 - 5.12 Finish
9 - 6 MATERIALS AND MECHANICAL PROPERTIES FOR STEEL HEXAGON SOCKET HEAD CAP SCREWS
9 - 7 TEST METHODS FOR STEEL HEXAGON SOCKET HEAD CAP SCREWS
9 - 8 MARKING
15 - 9 DESIGNATION
17 - APPENDIX A - A SUGGESTED SAMPLING PLAN FOR MECHANICAL PROPERTIES

Specifies the dimensional and marking requirements for hexagon socket head cap screws with ISO metric coarse pitch series threads in diameters from 1.6 mm to 42 mm, and the material requirements for steel hexagon socket head cap screws of property class 12.9.

This Standard specifies the dimensional and marking requirements for hexagon socket head cap screws with ISO metric coarse pitch series threads in diameters from 1.6 mm to 42 mm inclusive, and the material requirements for steel hexagon socket head cap screws of property class 12.9.NOTE: The purchaser, when ordering or inquiring about cap screws complying with this Standard should provide the supplier with all relevant details. The complete designation required is given in Clause 9.

First published Australia as AS 1420-1973.
First published in New Zealand as NZS/BS 4168.1:1981.
Jointly revised and desgignated AS/NZS 1420:1996.