GB/T 43765-2024 English PDF

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GB/T 43765-2024: Space functional coatings - Solderable coatings on particle reinforced metal matrix composites
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 43765-2024	379	Add to Cart	4 days	Space functional coatings - Solderable coatings on particle reinforced metal matrix composites	Valid

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Basic data

Standard ID: GB/T 43765-2024 (GB/T43765-2024)
Description (Translated English): Space functional coatings - Solderable coatings on particle reinforced metal matrix composites
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: A29
Classification of International Standard: 25.220
Word Count Estimation: 18,132
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 43765-2024: Space functional coatings - Solderable coatings on particle reinforced metal matrix composites

---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 layer particle reinforced metal matrix composite Material Welding Coating matrix composites Released on 2024-03-15 2024-07-01 Implementation State Administration for Market Regulation The National Standardization Administration issued

Table of Contents

Preface I 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) High temperature resistance test method 7 Appendix B (Normative) Normal pressure thermal cycle test method 8 Appendix C (Normative) Hydrogen Release Test Method 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., the 38th Institute of China Electronics Technology Group Corporation, Aerospace Institute of Materials and Technology, Shanghai Aerospace Equipment Manufacturing Co., Ltd., Institute of Metal Research, Chinese Academy of Sciences, Xi'an Space Radio Technology Research Institute Institute, Beijing Remote Sensing Equipment Research Institute, Xi'an Aerospace Engine Co., Ltd. The main drafters of this document are. Cui Qingxin, Cao Kening, Wang Dong, Bai Jingying, Feng Li, Wang Tiantian, Zhang Dezhong, Yang Xin, Zhao Lianjing, Lu Haiyan, Ye Hui, Zhai Yunfei, Wang Dong, Huang Guangsun, Wang Min, Gu Xuhan, Yang Zhanzhan, Zhang Hang, Zheng Yan, Feng Lei, Zhao Kuo, Yi Juan. Aerospace functional coating layer particle reinforced metal matrix composite Material Welding Coating

1 Scope

This document specifies the technical requirements, test methods, inspection rules, marking and accompanying Documentation and packaging, transportation and storage. This document is applicable to lead-tin, gold, chemical plating of aluminum-based silicon carbide, copper diamond, aluminum silicon and other particle-reinforced metal-based composite materials for electronic packaging Inspection and acceptance of nickel welding coatings, and reference for inspection and acceptance of other coatings.

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 2423.4-2008 Environmental testing for electric and electronic products Part 2.Test methods Test Db. Cyclic damp heat (12h 12h cycle) 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 13979 Mass spectrometer leak detector 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 Spacecraft thermal vacuum test method GB/T 34558 Terminology of Metal Matrix Composite Materials GB/T 33864 General specification for mass spectrometers

3 Terms and definitions

The terms and definitions defined in GB/T 3138, GB/T 34522 and GB/T 34558 apply to this document.

4 Technical requirements

4.1 Pre-treatment before plating Before plating, the product should first use solvents such as ethanol or other methods to remove oil stains and then proceed with plating. 4.2 Coating structure The welding coating is generally composed of a bottom coating and a surface coating, and its requirements are as follows. ......

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