Name: SN EN 20898-7 : 1995
Brand: SNV

MECHANICAL PROPERTIES OF FASTENERS - PART 7: TORSIONAL TEST AND MINIMUM TORQUES FOR BOLTS AND SCREWS WITH NOMINAL DIAMETERS 1 MM TO 10 MM

Published date

12-01-2013

Publisher

Swiss Standards

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.

DocumentType	Standard
PublisherName	Swiss Standards
Status	Current

Standards	Relationship
ISO 898-7:1992	Identical
UNE-EN 20898-7:1996	Identical
EN 20898-7 : 1995	Identical
BS EN 20898-7:1995	Identical
UNI EN 20898-7 : 1996	Identical

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SN EN 20898-7 : 1995

MECHANICAL PROPERTIES OF FASTENERS - PART 7: TORSIONAL TEST AND MINIMUM TORQUES FOR BOLTS AND SCREWS WITH NOMINAL DIAMETERS 1 MM TO 10 MM

Table of Contents

Abstract

General Product Information

International Equivalents

Category

Subcategory