LINK , NOMINAL EXTERNAL WIDTH , NOMINAL DIAMETER OF THE WIRE , NOMINAL PITCH , WITH INDICATION OF TOLERANCES RELATING TO ALL THESE DIMENSIONS ; ENCLOSE A SCHEMATIC DRAWING OF AT LEAST TWO CONSECUTIVE LINKS SHOWING THE DIMENSIONS ;
( 4 ) NOMINAL MASS PER LINEAR METRE ;
( 5 ) THE METHOD OF WELDING THE LINKS ;
( 6 ) THE VALUE OF THE PROOF LOAD APPLIED TO THE WHOLE CHAIN AFTER HEAT TREATMENT ;
( 7 ) MINIMUM BREAKING LOAD OF THE CHAIN ( THAT IS THE MINIMUM LOAD WHICH SHALL BE REACHED IN THE TENSILE TEST TO DESTRUCTION ) ;
( 8 ) THE MINIMUM TOTAL ULTIMATE ELONGATION EXPRESSED AS A PERCENTAGE ALSO STATE LENGTH OF SAMPLES OR NUMBER OF LINKS TESTED ;
( 9 ) MATERIAL PROPERTIES OF THE CHAIN ( E.G . INTERNATIONAL GRADE OF THE CHAIN OR ALTERNATIVELY SPECIFICATION OF THE STEEL OF THE CHAIN ) ;
( 10 ) THE TYPE OF THE HEAT TREATMENT APPLIED ;
( 11 ) IF THE CHAIN IS MADE TO A NATIONAL OR INTERNATIONAL STANDARD , IDENTIFY THIS STANDARD ;
( 12 ) IF TESTS HAVE BEEN CARRIED OUT ON THE CHAIN , STATE THE STANDARD OR SPECIFICATION TO WHICH THE TESTS COMPLY . IF NOT TO A STANDARD OR SPECIFICATION , THESE TESTS SHOULD BE DETAILED AND THE RESULTS GIVEN ;
( 13 ) IF THE PROPERTIES OF THE CHAIN REQUIRE SPECIAL TREATMENT , MAINTENANCE AND / OR INSPECTION INFORMATION SHALL BE GIVEN ;
( 14 ) SIGNATURE IN ACCORDANCE WITH POINT 1 ;
( 15 ) POSITION OF SIGNATORY IN MANUFACTURING COMPANY OR THE MANUFACTURER'S AUTHORIZED AGENT ;
( 16 ) PLACE AND DATE .
3.2 . CHAIN MANUFACTURED TO A NATIONAL OR AN INTERNATIONAL STANDARD SHALL BEAR LEGIBLE AND PERMANENT QUALITY MARKS IN ACCORDANCE WITH THE RELEVANT STANDARD . THESE QUALITY MARKS SHALL BE PUT ON EACH LENGTH OF CHAIN : THERE SHALL BE AT LEAST ONE MARK PER METRE OR ONE MARK ON ONE LINK IN EVERY 20 LINKS , WHICHEVER IS THE LESSER INTERVAL . THE MARKS SHALL HAVE THE FOLLOWING DIMENSIONS :
NOMINAL DIAMETER OF THE WIRE * MINIMUM DIMENSIONS OF THE FIGURES
( IN MM ) * ( IN MM )
UP TO 8 INCLUSIVE * 2
OVER 8 UP TO 12 * 5 INCLUSIVE * 3
OVER 12 * 5 UP TO 26 INCLUSIVE * 4 * 5
OVER 26 * 6
4 . PROVISIONS CONCERNING HOOKS
4.1 . THE MANUFACTURER OR HIS AUTHORIZED AGENT ESTABLISHED IN THE EUROPEAN ECONOMIC COMMUNITY SHALL ISSUE FOR EACH BATCH OF HOOKS , OR AT THE REQUEST OF THE USER , FOR EACH HOOK , A CERTIFICATE BEARING AT LEAST THE FOLLOWING INFORMATION :
( 1 ) THE NAME AND ADDRESS OF THE MANUFACTURER OR HIS AUTHORIZED AGENT ESTABLISHED IN THE EUROPEAN ECONOMIC COMMUNITY ;
( 2 ) IF THIS CERTIFICATE APPLIES TO A BATCH OF HOOKS STATE HOW MANY WERE IN THE BATCH ;
( 3 ) THE TYPE OF HOOK ;