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Nederlandse NEN-ISO 9958-2 Tekenmateriaal voor technische tekeningen. Tekenfilm op polyesterbasis. Deel 2: Bepaling van de eigenschappen (ISO 9958-2:1992) Draughting media for technical drawings. Draughting film with polyester base. Part 2: Determination of properties (ISO 9958-2:1992) 1e druk, juli 1995 UDC 744.3 Vo be iew ev Pr or Normcommissie 400 007 "Technisch tekenen" eld Dit document mag slechts op een stand-alone PC worden geinstalleerd. Gebruik op een netwerk is alleen. toestaan als een aanvullende licentieovereenkomst voor netwerkgebruik met NEN is afgesloten. This document may only be used on a stand-alone PC. Use in a network is only permitted when a supplementary license agreement for us in a network with NEN has been concluded. Als Nederlandse norm is aanvaard de internationale norm ISO 9958-2,1 e druk, 1992 Behoudens uitzondering door de wet gesteld mag zonder schriftelijke toestemming van het Nederlands Normalisatie-instituut niets uit deze uitgave worden verveelvoudigd en/of openbaar gemaakt door middel van fotokopie, microfilm, opslag in computerbestanden of anderszins, hetgeen ook van toepassing is op gehele of gedeeltelijke bewerking. Hoewel bij deze uitgave de uiterste zorg is nagestreefd, kunnen fouten en onvolledigheden niet geheel worden uitgesloten. Het Nederlands Normalisatie-instituut en/of de leden van de commissies aanvaarden derhalve geen enkele aansprakelijkheid, ook niet voor directe of indirecte schade, ontstaan door of verband houdende met toepassing van door het Nederlands Normalisatie-instituut gepubliceerde uitgaven. Het Nederlands Normalisatie-instituut is met uitsluiting van ieder ander gerechtigd de door derden verschuldigde vergoedingen voor verveelvoudiging te innen en/of daartoe in en buiten rechte op te treden, voor zover deze bevoegdheid niet is overgedragen c.q. rechtens toekomt aan de Stichting Reprorecht. Normalisatie-instituut N Nederlands Dit document is een voorbeeld van NEN / This document is a preview by NEN © 1995 Nederlands Normalisatie-instituut Kalfjeslaan 2, Postbus 5059,2600 GB Delft, Telefoon (015) 690 390, Fax (015) 690 190 INTERNATIONAL STANDARD First edition 1992-11-01 Draughting Draughting or Vo -_-I--_-y-p-- -_--.-.__ ________ - -_____________ -_---- media for technical drawings film with Polyester base - Part 2: Determination of properties pour dessins techniques -- Films A dessin A base be Partie 2: DcVerminafion des propricV6s iew ev Pr Supporfs de fracaqe de polyester - * c - eld Reference numher ISO 9958-2: 1992(E) Dit document is een voorbeeld van NEN / This document is a preview by NEN Vo Foreword or ISO (the lnternational Or,ganization for Standat-dization) is a worldwide federation of national Standards bodies (lS0 member bodies). The work of prepat-ing international Standards is normally carried out through ISO technicA commi’ttees. Esch member body Wer-ested in a subject for which a technical committee has been established has the right to be International organizations, governrepresented on that committee. mental and non-governmental, in Iiaison with ISO, also take part in fhe work. ISO collaborates closely with the International Eiectrotechnical Commission (IEC) on all matters sf elcctrotechnical standardization. Draft International Standards adopted by the technical committees are circulated to the tnembet- bodies for voting. Pubtication as an International Standard requires approval by at least 75 90 of the member bodies casting a vote. be ev Pr International Standard ISO 9958-2 was prepared by Technical Committee ISO/TC 10, Tectmicat drawings, product dedinition and related docunienfafion, Sub-Committee SC 9, Media and equiprnent for drawing and relaled docwne~~Qafion. iew ISO 9958 consists of the following pavts, under the geriet-al title 5raughting rnedia for fectmicat drawings -- Drarrghfing film wih potyester base: --- Part _ Part 2; Def-er-rninafion and marking of proper-Ces A of ttris pat-t of ISO 9958 is for information only. ISO 1992 All rights reserved. No part of this publication may be reproduccd or by any means, electronie or mechanical, including photocopying permission in writing from the pubkher. eld Annex 1: ReqWemenfs 0 OY utilized in any fotm arid microfilm, without for Standardization Internatio nal Or ganization Case Pos tale 56 l CH-121 1 GenGve 20 * Switzerland Printed in Switzerland ii Dit document is een voorbeeld van NEN / This document is a preview by NEN INTERNATIONAL STANDARD ISO 9958-2:1992(E) drawings - Draughting film Vo Draughting media for technical with Polyester base Part 2: Determination Scope or 1 of proper-Ces Normative references and papers PIjofography of dimensional - Films chanqe. L IEC 93:1980, and surface rnaterials. Mefhods resistivity 2: Black media - Part Ir paper- - Require- of test for volume of solid electrical technical base .- resistivity insulating eld ISO 6221:1991, Determination Part Part 1: require- 3 Definitions For the purposes of this part of ISO 9958, the definitions given in ISO 9958-1 apply. ISO 5-2: 1991, Photography --- Density measurements -- Part 2: GeometAc conditions for- transmission densify. measurements ISO 9957-1:1992, Fluid dranghting Water-based lndia ink for tracing ments and test conditions. - ISO 9958-1: 1992, Draughting media for drawings .- Draughting film with polyester Part 1:’ Requirements and marking. The following Standards contain provisions which, through t-eference in this text, constitute provisions of this part of ISO 9958. At the time of publication, the editions indicated were valid. All Standards arc subject to revision, and Parties to agreements based on this part of ISO 9958 are encouraged to investiqate the possibility of applying the most recent edifions of the Standards indicated below. Mernbers of iEC and ISO maintain registers of currently valid International Standards. ISO 5-3:1984, Photography -- Uensity - Part 3: Spectral conditions. pencils performante ISO 9177-2:1989, MeciiaNcal penciis ieads - Classification and dimensions. be 2 iew ev Pr This part of ISO 9958 specifies test methods for determininq the properties of draught.ing film with a biaxially‘oriented polyethylene terephthalate base (commonly known as a Polyester base), to be used as a medium for drawn and written information which it is possible to duplicate, revise and store. ISO 9177-1:1989, Mecl,anical Ciassification, dimensions, ments and testing. 4 --- ISO 91754 : 1988, Tubular tips for hand-held technical pelz using India ink on tracing paper- - Part 1: Definitions, dimensions, designation and niarking. Testing - Genera1 The atmosphere for conditioning and testing shall be (23 .-+ 2) “C and (50 + 5) % relative humidity. atrnosphere is in conformity (Such an with ISO 554[1J, normal tolerantes.) Film packaqes .. free from defects shall be used. 1 Dit document is een voorbeeld van NEN / This document is a preview by NEN ISO 9958-23 992(E) 5 Testing of dimensional 6.3.4 Calculate the rnean dimensional the two directions separately. stability Any method complying with lS0 6221 and giving sufficient accuracy may be used for determining the thermal and hygroscopic coefficients of expansion. Precautions mensional to be considered when determining changes arc described in SS0 6221. shall be made The mea surements dir-e ct ion and in the Cross direction. in the 7 7.1 di- 7.1.1 machine 6.1 of permanent of stability in of ferm Curling Principle Measurement 08 the curl! in accordance with ISO 9958~3:1992, figure 2, of a draughting film of size A4 placed on a flat surface. Vo 6 Testing Change Testing Change dimensional NOTE 1 In general, sheets od sizes A4, A2 and AO are tut in the machine direction whiist sheets of sises A3 and Al are tut in the Cross direction. Principle 7.12 6.2 Test specimens For draughting film sheets sheets as the test specimens. of size A4, select two Pr iew ev 6.3 Pracedure Measure the dirnensions in the machine direction and in the Cross direction using a method giving sufficient accuracy. Repeat the measurements at least once so that each result is the mean of at least two separate measurements. (- the film for 24 h at each of the following 10 --l-- 2) “C (air of 23/50 cooled ( -t- 60 If: 2) “C and (80 & 5) % relative humidity: 7.4.3 ( + 23 + 2) T humidity. and (50 rf 5) % relative dirnensions Pracedure habe9 the upper and lower surfaces of the test specimens. Place the two sheets, with different surfaces facing down, on a flat surface and condition the sheets‘ at (23 + 2) “C and (50 -t _- 5) oh relative humiditv for at Ieasfl6 h. Measure the curi. in millimett-es, sf the upwardcurling sheet at the ends of the curled sides using a suitable measuring method. Calculate the mean value. 7.2 7.2.1 as described Bulging Principle Unrolling of a drauqhting film (of size in accot-dance with 7.23) on a flat‘surface and visual inspection for bulges. 7.2.2.2 the two Apparatws 7.2.2.1 Fiat surface, larger than the draughting film, with a straightness tolerante of 0,5 mm per 0,5 m. to - 10 “C); humidity; Measure select For draughting film sheets of size Iarget- than A4, select two sheets of the film and tut from the centre of each sheet a test specimen of size A4 with the lonqL side in the machine direction. 7.2.2 (+ 23 + 2) “C and (50 & 5) ‘XI relative 6.3.3 6.3.1. A4, eld specimens of the the test 6.3.1 Condition draughting film at (23 t- 2) “C and (50 1-15) % relative humidity fov at lea& 16 h. 6.3.2 Store conditions: sf size be For draughting film sheets of size larger than A4, select two sheets of the film and tut from the centre of each sheet a test specimen sf size A4 with the langI side in the rnachine direction. Test specimens For draughting film sheets sheets as the test specimens. or Measurement of the dimensions of the test specimens at 23 “C and 50 % relative humidity. Storage of the test specimens at low temperature, and then at high iemperature and high relative humidity, and measurement of the dimensions. 7.2.3 in Cotton gloves, or similar. Test specimens For draughting film in the form of a roll, tut a tninimum of four test specimens of at least 2 m in length fr-om the full width of the t-oll. 2 Dit document is een voorbeeld van NEN / This document is a preview by NEN ISO 9958=2:1992(E) For draughting film in the form select a minimum of four sheets mens. 7.2.4 thumb pressure to ensure adequate contact, Ieaving enough tape at one end to grasp. No portion of the tape shall extend to the edges sf the test specimens. of pre-tut sheets, as the test speci- Within 5 min after applying the tape, hold the test specimens firmly on a flat surface and remove the tape rapidly from the film surface. This shall be accomplished by pulling the end of the tape so that the complete length of tape is removed from the film at an angle of approxitnately 180’ to the surface of the Procedure the specimens Condition (50 -+ 5) % relative humidity at (23 + 2) ‘C for at least16 h. and Vo Roll the film up carefully on the flat surface (7.2.2.1) with both hands, using cotton gloves or similar (7.2.2.2). Handle the filrn carefully. DO not apply any pressure on the film when rolling. The forte required to remove the tape shall be 3 N to 4 N per ?O mm of tape width. Measurement of the forte shall be made using for example a tensile tester or a maximum reading spring scale (8.1.2.1). Unroll the film slowly on the flat surface, using both hands. Make Sure that no air bubbles at-e trapped between the film and the flat surface. Visually inspect the film and 5 min after unrolling. Tape stripping 8.1 8.1 .i General Principle between 2 min or 8 for bulges adhesisn test test iew Apparatus 8.1.2.1 Apparatus for measuring for example a tensile testet- (see maximum reading spring scale. - with a forte failure is not observed 4 N per 10 tnrn. 8.2 Testing water with of adhesion after four test specimens less than 3 N per a forte greater immersion in accordance with than in 8.1.3. Irnmerse the test specimens in distilled water at (23 -t- 2) OC for 5 min. Hang up the samples and allowthem to dry. Carry out the tape cordante with 8.1.4, stripping adhesion test and note any loss of eld Test specimens Select four test specirnens of the draughting film, two for testing each side of the film. The dimensions of the specimens are not critical, but one dimension shall be greater than 150 mm. 8.1.4 ---- failure is observed 10 mm, or Select maximum forte, ISO 4624[41) or a 8.1.2.2 Pressure-sensitive tape, producing a maximum bonding forte between the tape and the particular film surface under test of 3 N to 4 N per 10 rnm of tape width. Tape with a thin. transparent, plastic backing is preferred. 8.1.3 If the pressure and titne cannot be adjusted so that the fot-ce is 3 N to 4 N, another tape should be chosen. However, further testing need not be performed if be ev Pr Application of pressure-sensitive tape to the surface of the draughting film and rapid removal from the filtn at an angle of approximately 180”. 8.1.2 NOTE 2 The binding for-ce is, to a certain extent, depenclent on the application pressure and the contact time. Examine the samples visually coaling or any other defects. 8.3 Testing of adhesion ammonia solution Select four test specimens after immersion in accordance with in ac- in 8.1.3. Immerse the test specimens in 25 % ammonia solution at (23 rf 2) OC for 1 min. Hang up the samples and allow them to dry. Procedure Condition the specimens (50 -t - 5) % relative humidity at (23 t- 2) “C for at least 16 h. and Apply a Strip of pressure-sensitive tape (8.1.2.2), about 150 mm long, to the surface under test of each Press the tape down with of the test specitnens. Carry out the tape cordante with 8.1.4. stripping Examine the samples visually coating or any other defects. adhesion test and note any loss of Dit document is een voorbeeld van NEN / This document is a preview by NEN in ac- Bestelformulier Stuur naar: NEN Uitgeverij t.a.v. afdeling Marketing Antwoordnummer 10214 2600 WB Delft NEN Uitgeverij Postbus 5059 2600 GB Delft Vlinderweg 6 2623 AX Delft T (015) 2 690 390 F (015) 2 690 271 Ja, ik bestel __ ex. NEN-ISO 9958-2:1995 en Tekenmateriaal voor technische tekeningen - Tekenfilm op polyesterbasis - Deel 2: Bepaling van de eigenschappen www.nen.nl/normshop € 48.19 Wilt u deze norm in PDF-formaat? 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