1.6 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

NOTE—These test methods are the metric companion of Test Methods E 8. Committee E-28 was granted an exception in 199!' The Committee on #tandards to maintain E8 and E8M as separate companion standards rather than com!ining standards as recommended!' The $orm and #t'%e man&a%. NOTE—These metric test methods are essentia%%' the same as those in Test Methods E 8' and are compati!%e in technica% content except that gage%engths are re(&ired to!e )* for most ro&nd specimens rather than +* as specified in Test Methods E 8. Test specimens made from powder meta%%&rg',M/ materia% s are exempt from this re(&irem ent!'

ASTM, 'E8 Standard Test Methods of Tension Testing of Metallic Materials,'Annual. Book or ASTM Standards, American Society for Testing and Materials, Vol.

Ind&str'wide agreement to 0eep the pressing of the materia% to a specific proected area and densit'. NOTE—Exceptions to the proisions of these test methods ma' need to!e made in indiid&a% specifications or test methods for a partic&%ar materia%. $or examp%es' see Test Methods and *efinitions 3 45 and Test Methods 6 ))M. NOTE—7oom temperat&re sha%%!e considered to!e 15 to 48C &n%ess otherwise specified. This standard does not p&rport to address a%% of the safet' concerns' if an' associated with its &se. t is the responsi!i%it' of the &ser of this standard to esta!%ish appropriate safet' and hea%th practices and determine the app%ic a!i%it' of reg&%ator'%imitations prior to &se. 9in a uniaial test, the strain s first point of;ero slope from the point of transition from discontinuous yielding to uniform strain hardening.

8f the transition occurs over a range of strain, the?)- end point is the intersection et'een. Tension tests provide information on the strength and ductility of materials under uniaial tensile stresses. This information may e useful in comparisons of materials, alloy development, uality control, and design under certain circumstances. Blok upravleniya elochnoj girlyandoj. The results of tension tests of specimens machined to standardi;ed dimensions from selected portions of a part or material may not totally represent the strength and ductility properties of the entire end product or its in$service ehavior in different environments.