ISO 479-1975 pdf free.Paper – Untrimmed sizes – Designation and tolerances.
lSo (the International Organization for Standardization) is a worldwide federationof national standards insttutes (ISo Member Bodies).The work of developingInternational Standards is carried out through ISO Technical Committees.EveryMember Body interested in a subject for which a Technical Committee has been setup has the right to be represented on that Committee.International organizations,governmental and non-governmental, in liaison with ISO, also take part in the work.
Draft International Standards adopted by the Technical Committees are circulatedto the Member Bodies for approval before their acceptance as InternationalStandards by the ISo Council.
1.SCOPE AND FIELD OF APPLICATION:This International Standardestablishes a systemofdesignation of untrimmed paper sizes for internationaltrade and specifies the appropriate tolerances.
2.REFERENCES:ISO 217,Unprocessed writing and printing paper – Methodof expression of dimensions and direction of manufacture.ISo 478,Paper – Untrimmed stock sizes for the ISO-Aseries — lso primary range.
ISo 593，Paper – Untrimmed stock sizes for the lSo-Aseries- lso supplementary range.
3.DESIGNATION OF UNTRIMMED SIZES3.1Indication of dimensions The dimensions shall be expressed in centimetres.3.2Designation of sizes
3.2.1 lso untrimmed sizes
3.2.1.1 ISO PRIMARY RANGE (see ISo 478) lndicate either the symbol for the corresponding trimmedsizes, preceded by the letter R
Examples : RA0 for the size 86 cm × 122 cm
RA1 for the size 61 cm × 86 cm
3.2.1.2 lso suPPLEMENTARY RANGE (see lSO 543)Indicate either the symbol for the corresponding trimmedsize, preceded by the letters SR
Examples : SRA0 for the size 90 cm x 128 cm
SRA1 for the size 64 cm × 90 cm or the two dimensions,expressed in centimetres,starting with the smaller Examples : 90× 128 64 x90
3.2.2.Other untrimmed sizes:lndicate the two dimensions，expressed in centimetres,starting with the smaller Examples : 50 x 80 94×130
3.3Indication of the direction of manufactureApply the rules given in ISo 217.
4TOLERANCES ON DIMENSIONS OF UNTRIMMEDSIZES
4.1For dimensions up to and including 60 cm : upper deviation＋0,3 cm lower deviation -0,3 cm.
4.1For dimensions greater than 60 cm and up to andincluding 100 cm : upper deviation +0,4 cmlower deviation 0.4 cm.ISO 479 pdf download.