GB/T 43763-2024 English PDF

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GB/T 43763-2024: Space functional coatings - Metallic coatings on special non-metallic materials
Status: Valid

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GB/T 43763-2024	299	Add to Cart	3 days	Space functional coatings - Metallic coatings on special non-metallic materials	Valid

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Basic data

Standard ID: GB/T 43763-2024 (GB/T43763-2024)
Description (Translated English): Space functional coatings - Metallic coatings on special non-metallic materials
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: A29
Classification of International Standard: 25.220
Word Count Estimation: 14,185
Date of Issue: 2024-03-15
Date of Implementation: 2024-07-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 43763-2024: Space functional coatings - Metallic coatings on special non-metallic materials

---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 25.220 CCSA29 National Standards of People's Republic of China Aerospace functional coating Special non-metallic material metal coating Released on 2024-03-15 2024-07-01 Implementation State Administration for Market Regulation The National Standardization Administration issued

Table of Contents

Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Technical Requirements 1 5 Test methods 3 6 Inspection Rules 4 7 Identification and accompanying documents 6 8 Packaging, transportation and storage 6 Appendix A (Normative) Test method for conductivity of coating 7 Appendix B (Normative) Test method for high temperature resistance of coating 9

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. Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document is provided by the National Technical Committee on Aerospace Technology and Its Applications (SAC/TC425), the National Technical Committee on Metal and Non-metal Coverings It was proposed and coordinated by the Standardization Technical Committee (SAC/TC57). This document was drafted by. Beijing Satellite Manufacturing Co., Ltd., China Aerospace Standardization Institute, China Machinery Engineering Academy Group Wuhan Materials Protection Research Institute Co., Ltd., Beijing Xingchi Hengdong Technology Development Co., Ltd., China Electronics Technology Group Corporation 29th Institute, China The 38th Institute of Electronic Technology Group Corporation, the Institute of Aerospace Materials and Technology, Xi'an Aerospace Engine Co., Ltd., Chengdu Tiger Aerospace Tianhang Aviation Technology Co., Ltd. The main drafters of this document are. Liu Lixia, Chen Xuecheng, Wang Nan, Zhang Jiaqiang, Han Jianchao, Cheng De, Gu Xuhan, Zhang Dezhong, Zhao Changxi, Zhang Ligong, Liu Jingbo, Lu Haiyan, Li Junfeng, Yang Zhanzhan, Hui Tianli, Wang Tiantian, Jiang Mingxia, Bai Jie, Yi Juan, Yang Xin. Aerospace functional coating Special non-metallic material metal coating

1 Scope

This document specifies polyetheretherketone (PEEK), polyphenylene sulfide (PPS), polyimide (PI), liquid crystal polymer (LCP) and their composites Technical requirements, test methods, inspection rules, standards and other requirements for functional metal coatings on the surface of special non-metallic materials (hereinafter referred to as special non-metallic materials) Identification and accompanying documents, packaging, transportation and storage. This document is applicable to the surface of special non-metallic materials for aerospace use, nickel-gold plating, nickel-silver plating prepared by electroplating or chemical plating Inspection and acceptance of metal platings that achieve conductive and welding functions, such as copper-nickel-gold plating, copper-nickel-silver plating, and nickel plating, and other special It is used as a reference for the inspection and acceptance of metal coatings on various non-metallic materials.

2 Normative references

The contents of the following documents constitute the essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB/T 2828.1 Sampling procedures for inspection by attributes Part 1.Sampling plans for batch inspection based on the acceptance quality limit (AQL) GB/T 3138 Terminology for surface treatment of metals and other inorganic coatings GB/T 5270-2005 Review of test methods for adhesion strength of electrodeposited and chemically deposited metal coatings on metal substrates GB/T 6462 Metal and oxide coating thickness measurement microscope method GB/T 12600-2005 Nickel-chromium electroplating on metal coating plastics GB/T 16745 Standard test method for brazing properties of metallic coating products GB/T 16921 Metallic coatings - X-ray spectroscopy method for measuring coating thickness GB/T 34522-2017 Spacecraft thermal vacuum test method

3 Terms and definitions

The terms and definitions defined in GB/T 3138 apply to this document.

4 Technical requirements

4.1 Pre-treatment before plating Before surface electroplating or chemical plating, special non-metallic materials used for plating should be treated with acetone, ethyl acetate or other methods. The surface release agent is removed before plating. 4.2 Coating structure The metal coating of special non-metallic materials generally consists of a base coating, an intermediate coating and a surface coating, and the requirements are as follows. a) The bottom plating layer should be chemical copper plating or chemical nickel plating; ......

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