GB/T 22894-2008 English PDFUS$279.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 22894-2008: Paper and board -- Accelerated ageing -- Moist heat treatment at 80 Celsius and 65% relative humidity Status: Valid
Basic dataStandard ID: GB/T 22894-2008 (GB/T22894-2008)Description (Translated English): Paper and board -- Accelerated ageing -- Moist heat treatment at 80 Celsius and 65% relative humidity Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: Y30 Classification of International Standard: 85-010 Word Count Estimation: 12,155 Date of Issue: 2008-12-30 Date of Implementation: 2009-09-01 Quoted Standard: GB/T 450; GB/T 10739 Adopted Standard: ISO 5630-3-1996, MOD Regulation (derived from): National Standard Approval Announcement 2008 No.25 (Total No.138) Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China Summary: This standard specifies the paper and cardboard heat treatment at 80��C and 65 % relative humidity conditions of accelerated aging methods. This standard applies to the printing paper and writing paper, other types of paper and cardboard can also refer to adopt. This standard does not apply to the resin impregnated paper, painting and electrical insulating paper. The Standard Test Method for paper and paperboard performance is not specified. In order to evaluate the performance of paper or cardboard, can be the appropriate national standards or other suitable measuring methods. GB/T 22894-2008: Paper and board -- Accelerated ageing -- Moist heat treatment at 80 Celsius and 65% relative humidity---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order. Paper and board. Accelerated ageing. Moist heat treatment at 80 Celsius and 65% relative humidity ICS 85-010 Y30 National Standards of People's Republic of China Paper and board - Accelerated aging At 80 ℃ and 65% relative humidity Wet heat treatment under conditions (ISO 5630-3.1996, Paperandboard-Acceleratedageing- Part 3. Moistheattreatmentat80 ℃ and65% relativehumidity, MOD) Posted 2008-12-30 2009-09-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released ForewordThis revised standard adopts ISO 5630-3.1996 "Paper and board - Accelerated aging - Part 3. Relative humidity conditions at 80 ℃ and 65% Wet heat treatment "under the member. Appendix A gives a list of the control of the national standards with international standards provisions. Appendix B gives a list of the national standards with international standards and technical reasons for the differences. The Standard Appendix A, Appendix B and Appendix C are informative appendices. The standard proposed by China National Light Industry Council. The standard paper by the National Standardization Technical Committee (SAC/TC141) centralized. This standard was drafted. People's Bank of China Printed Science and Technology Institute, China Pulp and Paper Research Institute. The main drafters of this standard. Chen Weihua, Licai Qing, Tian Deqing, Yang Fan, Wei precedent. Paper and board - Accelerated aging At 80 ℃ and 65% relative humidity Wet heat treatment under conditions1 ScopeThis standard specifies the paper and cardboard wet heat treatment at 80 ℃ and 65% relative humidity conditions of accelerated aging methods. This standard applies to printing and writing paper, cardboard and other types of paper can be adopted by reference. This standard does not apply to the resin impregnated paper, paint and electrical insulating paper. This test method is paper and paperboard properties are not specified. In order to evaluate the performance of paper or cardboard, or the corresponding national standards may be His determination right.2 Normative referencesThe following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 450 and take samples to an aspect of paper and paperboard samples, positive and negative determination (GB/T 450-2008, ISO 186. 2002, MOD) GB/T 10739 paper, paperboard and pulp sample processing and testing standard atmospheric conditions (GB/T 10739-2002, eqv ISO 187. 1990) Principle 3 The sample was placed in 80 ℃ and 65% relative humidity, a predetermined time after treatment, some of the performance before and after sample processing, such as tensile strength, Folding strength and other properties, optical properties and changes in brightness, pH and other chemical properties, it can be approximated to infer a few years later of paper and paperboard Natural variations or similar paper stability strength order.4 instruments and equipment4.1 aging box. can be controlled at a temperature of (80 ± 0.5) ℃ and relative humidity (65 ± 2)% condition. It can be used to automatically adjust the temperature and humidity Climate chamber, can also be used as described in Appendix C processing temperature and humidity instrument. NOTE. In order to ensure that the fluctuation range of less than 2% relative humidity, should strictly control the temperature error is less than 0.5 ℃. 4.2 Performance Analyzer. relative performance analyzer shall comply with the relevant national standards or other appropriate testing methods. 4.3 dryer. or other pre-processors, the relative humidity should be controlled at 10% to 35%.5 sampling and processingSamples taken and processed according to the provisions of GB/T 450 and GB/T 10739 of. Preparation 6 samples 6.1 Sample preparation 5 parts by corresponding national standards for measuring its performance. 6.2 Avoid bare hand and take samples, specimens should avoid glare and excessive exposure to the chemical laboratory air. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 22894-2008_English be delivered?Answer: Upon your order, we will start to translate GB/T 22894-2008_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of GB/T 22894-2008_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 22894-2008_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.Question 3: Does the price include tax/VAT?Answer: Yes. 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