GB/T 42468.1-2023Specifications for rescue and restoration of paper archives—Part 1: Grading of damage (English PDF)
纸质档案抢救与修复规范 第1部分：破损等级的划分
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
March 17, 2023
Implementation date
October 1, 2023
Scope
GB/T 42468.1-2023 is the English-translated version of 纸质档案抢救与修复规范 第1部分：破损等级的划分.
This document specifies the grades of damage for paper archives and the indicators by which a damaged item is assigned to a grade. It therefore gives archives a common scale on which to express how badly a document has deteriorated, which is the step that precedes any decision about rescue or restoration.
The document applies to the grading of damage to paper archives by archives at every level and by other institutions that hold paper archives. It is the first part of the standard on the rescue and restoration of paper archives.
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Document preview — GB/T 42468.1-2023
National Standard of the People's Republic of China
- ICS
- 01.140.20
- Classification
- A 14
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Preface
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and Definitions
- 4 Classification of damage grades
- 4.1 Special damage
- 4.2 Serious damage
- 4.3 Moderate damage
- 4.4 Minor damage
- Reference
Foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1: Structure and Drafting Rules for Standardization Documents" drafting.
This document is the first part of GB/T (Z) 42468 "Paper Archives Rescue and Restoration Specification". GB/T (Z) 42468 has been issued The following sections.
--- Part 1. Classification of damage levels;
--- Part 2. Investigation of archives preservation status;
--- Part 3. Repair quality requirements;
--- Part 4. Repair operation guide.
Introduction
The paper archives rescue and restoration specification is to improve the restoration level of paper archives, and it is necessary to concentrate efforts to rescue and repair damaged or endangered paper archives.
Archives are important. GB/T (Z) 42468 "Paper Archives Rescue and Restoration Specification" aims to guide the science of paper archives rescue and restoration Management is composed of 4 parts.
--- Part 1. Classification of damage levels. The purpose is to classify and grade the damaged paper archives, which can be used for formulating repair protection plan for reference.
--- Part 2. Investigation of archives preservation status. The purpose is to comprehensively understand and grasp the status quo, degree of damage, and Library conditions and management.
--- Part 3. Repair quality requirements. The purpose is to establish quality standards for the restoration of paper archives and avoid damage to paper archives during the restoration process. cause secondary damage.
--- Part 4. Repair operation guide. The purpose is to standardize the process and operation of paper archives restoration and ensure the quality of paper archives restoration.
1 Scope
This document specifies the grades and grading indicators for damaged paper archives.
This document is applicable to the grading of the damage level of paper archives by various archives at all levels and other paper archive preservation institutions.
2 Normative references
The contents of the following documents constitute the essential provisions of this document through normative references in the text. Among them, dated references For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document.
GB/T 32004 Requirements and test methods for durability and durability of writing, printing and copying on information and literature paper GB /Z 42468.4 Rescue and Restoration Specifications for Paper Archives Part 4. Restoration Operation Guide
DA/T 61 Classification and Diagram of Diseases of Paper Archives in Ming and Qing Dynasties
WH/T 22 Grading Standard for Damage of Ancient Books and Special Collections
3 Terms and Definitions
GB/T 32004, GB /Z 42468.4, DA/T 61, WH/T 22 and the following terms and definitions apply to this document.
3.1 Aging
Due to internal or external factors, the performance of the materials made of archives is gradually reduced.
3.2 Acidizing
The acidity of archival paper increases and the pH decreases.
Note: The enhancement of paper acidity is the main cause of paper aging.
3.3 Mildew
The growth of mold on the materials made of archives, causing surface contamination, performance degradation or alteration, etc.
3.4 Pest damage by pest
The phenomenon that the materials made of archives are corroded and polluted by archival pests.
Note: Archive pests refer to insects that cause certain harm to archive collections, equipment and the building itself.
3.5 Crack
The phenomenon that the archival paper is cracked due to human or external factors.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
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