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GB/T 43376-2023 English PDF

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GB/T 43376-2023: Aerospace - Surface treatment of hardenable stainless steel parts
Status: Valid
Standard IDUSDBUY PDFLead-DaysStandard Title (Description)Status
GB/T 43376-2023309 Add to Cart 3 days Aerospace - Surface treatment of hardenable stainless steel parts Valid

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Basic data

Standard ID: GB/T 43376-2023 (GB/T43376-2023)
Description (Translated English): Technical specification for forensic examination of manipulated facial image
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: A92
Classification of International Standard: 13.310
Word Count Estimation: 9,968
Date of Issue: 2023-10-07
Date of Implementation: 2023-12-01
Issuing agency(ies): Ministry of Justice of the People's Republic of China
Summary: This standard specifies the instruments and equipment, inspection content and inspection technology, synthetic face image inspection methods, inspection steps and identification opinions for the identification of synthetic face images in audio-visual data identification. This document is applicable to the identification of synthetic facial images in the identification of audio-visual materials in the field of forensic identification.

GB/T 43376-2023: Aerospace - Surface treatment of hardenable stainless steel parts

---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.
ICS 49:040 CCSV18 National Standards of People's Republic of China Aerospace Heat treatable to strengthen surface cleaning of stainless steel parts (ISO 8075:1985,MOD) Published on 2023-11-27 2024-03-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration Committee

Table of contents

PrefaceⅠ 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Technical requirements 1 4:1 Surface cleaning before thermal processing 2 4:2 Surface cleaning after final processing 2 4:3 Quality requirements 2 4:4 Quality inspection 2 5 Packaging requirements 3 Appendix A (informative) Structural changes of this document compared with ISO 8075:1985 4 Appendix B (informative) Technical differences between this document and ISO 8075:1985 and their reasons 6 Appendix C (normative) Removal of organic pollutants 7 Appendix D (normative) Removal of metal and inorganic contaminants 8 Appendix E (normative) Surface brightening treatment 10 Reference 11

Foreword

This document complies with the provisions of GB/T 1:1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents" Drafting: This document has been modified to adopt ISO 8075:1985 "Surface Cleaning of Heat-Treatable and Strengthened Stainless Steel Parts for Aerospace": Compared with ISO 8075:1985, this document has many structural adjustments: Comparison list of structure number changes between the two files See Appendix A: Compared with ISO 8075:1985, this document has many technical differences: Vertical single words are used in the outer margins of the clauses involved: The line (︱) is marked: A list of these technical differences and their causes is provided in Appendix B: The following editorial changes have been made to this document: ---Added references: Please note that some content in this document may be subject to patents: The publisher of this document assumes no responsibility for identifying patents: This document is proposed and coordinated by the National Aircraft Standardization Technical Committee (SAC/TC435): This document was drafted by: Hefei Jianghang Aircraft Equipment Co:, Ltd:, Yonghong Tongdao (Beijing) Technology Development Co:, Ltd:, Harbin Engineering University of Technology, AVIC Xi'an Aircraft Industry Group Co:, Ltd:, Chengdu Kaitian Electronics Co:, Ltd:, China Aviation Technology Research Institute, Shenyang Aircraft Industry (Group) Co:, Ltd:, AVIC South China Aircraft Industry Co:, Ltd:, and Chengdu Runbo Technology Co:, Ltd: The main drafters of this document: Zhang Chunfeng, Yang Bao, Liu Wenbiao, Zhao Jing, Ren Xiujun, Wang Shuqi, Jiang Haibin, Tong Hongxia, Ren Haitao, Wang Bing, Wu Houtian, Shi Weilin, You Yuliang, Wei Weidong, Yang Zhixu, Shen Xiaoning, Wang Yongmei, Liu Shu, Chen Suming, Meng Baoli, Zhu Jun, Wu Bingwei, Wang Yongqiang, Zhou Mingjun: Aerospace Heat treatable to strengthen surface cleaning of stainless steel parts

1 Scope

This document specifies the technical requirements and packaging requirements for surface cleaning of heat-treatable reinforced stainless steel parts during the manufacturing process: This document is applicable to the surface cleaning of martensitic, precipitation hardening and maraging stainless steel parts, and the surface cleaning of austenitic stainless steel parts: Implement by reference:

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text: Among them, the dated quotations For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document: GB/T 337:1 Industrial nitric acid Concentrated nitric acid GB/T 625 Chemical Reagent Sulfuric Acid GB/T 665 Chemical reagent anhydrous copper sulfate (II) (copper sulfate) GB/T 6026 Acetone for industrial use GB/T 7744 Industrial hydrofluoric acid GB/T 12609 Sampling procedures for counting and inspection of electrodeposited metal coverings and related finishes GB 21900 Electroplating Pollutant Emission Standard

3 Terms and definitions

The following terms and definitions apply to this document: 3:1 The structure of stainless steel can be transformed through heat treatment to generate phases with strengthening effects, thereby obtaining the desired strength: Stainless steel: Note: Stainless steel usually includes martensitic stainless steel (such as 2Cr13), precipitation hardened stainless steel (such as 0Cr13Ni8Mo2Al) and maraging stainless steel (such as 3:2 surface cleaningsurfacecleaning Use mechanical or chemical methods to remove pollutants (including organic pollutants, metals and inorganic pollutants) on the surface of materials and parts (components) the process of:

4 Technical requirements

Warning: The methods specified in D:2:3, D:2:4 and Appendix E can remove important surface materials: These removal methods should be used with caution to satisfy Meet final size requirements:
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