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UNI
UNI EN 20898-7 : 1996

UNI EN 20898-7 : 1996

Current

Current

The latest, up-to-date edition.

MECHANICAL PROPERTIES OF FASTENERS - TORSIONAL TEST AND MINIMUM TORQUES FOR BOLTS AND SCREWS WITH NOMINAL DIAMETERS 1 MM TO 10 MM

Published date

31-07-1996

Publisher

Ente Nazionale Italiano di Unificazione (UNI)

Committees responsible
National foreword
Foreword
Specification
1. Scope
2. Normative references
3. Torsional test
4. Minimum breaking torques
5. Evaluation of the torque test
Annexes
A. (informative) Explanatory note
ZA. (normative) Normative references to international
     publications with their relevant European
     publications
Tables
1. Strength ratio X
2. Minimum breaking torques
Figure
1. Example of a device for the torsional test

Specifies a torsional test for the determination of the breaking torque of bolts and screws with nominal diameters 1 mm to 10 mm. Applies to bolts and screws with thread less than M3, and to short bolts and screws with nominal diameters 3 mm to 10 mm which cannot be subjected to a tensile test.

Committee
CT 31
DocumentType
Standard
PublisherName
Ente Nazionale Italiano di Unificazione (UNI)
Status
Current

Standards Relationship
SN EN 20898-7 : 1995 Identical
EN 20898-7 : 1995 Identical
NF EN 20898-7 : 1995 Identical
I.S. EN 20898-7:1995 Identical
UNE-EN 20898-7:1996 Identical
BS EN 20898-7:1995 Identical
NBN EN 20898-7 : 1995 Identical

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