GB/T 39251-2020 English PDF

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GB/T 39251-2020: (Additive Manufacturing Metal Powder Performance Characterization Method)
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 39251-2020	149	Add to Cart	3 days	(Additive Manufacturing Metal Powder Performance Characterization Method)	Valid

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Basic data

Standard ID: GB/T 39251-2020 (GB/T39251-2020)
Description (Translated English): (Additive Manufacturing Metal Powder Performance Characterization Method)
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: H70
Word Count Estimation: 8,883
Date of Issue: 2020-11-19
Date of Implementation: 2021-06-01
Regulation (derived from): National Standard Announcement No. 26 of 2020
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 39251-2020: (Additive Manufacturing Metal Powder Performance Characterization Method)

---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.
(Additive Manufacturing Metal Powder Performance Characterization Method) ICS 25.030;77.160 H70 National Standards of People's Republic of China Performance characterization method of additive manufacturing metal powder 2020-11-19 released 2021-06-01 implementation State Administration for Market Regulation Issued by the National Standardization Management Committee

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. Please note that certain contents of this document may involve patents. Publication of this document The agency is not responsible for identifying these patents. This standard was proposed by China Machinery Industry Federation. This standard is organized by the National Standardization Technical Committee for Additive Manufacturing (SAC/TC562) and the National Standardization Technical Committee for Nonferrous Metals (SAC/TC243) Centralized. Drafting organizations of this standard. Wuxi Product Quality Supervision and Inspection Institute, China Machinery Productivity Promotion Center, Shanghai Materials Research Institute, Xi'an Europe Sinoma Materials Technology Co., Ltd., Xi’an National Research Institute of Additive Manufacturing Co., Ltd., Chengdu Advanced Metal Materials Industry Technology Research Institute Co., Ltd., West North Research Institute of Nonferrous Metals, Huazhong University of Science and Technology, South China University of Technology, Central Academy of Mechanical Sciences Group Co., Ltd., Nonferrous Metals Technology and Economy Research Institute, Xi'an Sailong Metal Materials Co., Ltd., Zhuhai Tianwei Feima Printing Consumables Co., Ltd., Shenyang Foundry Research Institute Co., Ltd., Beijing Jike Guochuang Lightweight Science Research Institute Co., Ltd., Northwestern Polytechnical University, Guangdong Industrial Analysis and Testing Center, Beijing Mining New Material Technology Co., Ltd. Co., Ltd., Guohe General Testing, Evaluation and Certification Co., Ltd., Jikai Hebei Mechanical and Electrical Technology Co., Ltd., Shandong Jianzhu University, Shandong Chuangrui Additive System Manufacturing Industry Technology Research Institute Co., Ltd., Harbin Forward Multidimensional Intelligent Equipment Co., Ltd. The main drafters of this standard. Mao Yuyi, Xue Lian, Yang Qiyun, Li Chenxi, Hou Ying, Fan Yazhuo, Hua Ruoqi, Tan Ping, Shi Yusheng, Wang Di, Shan Zhongde, Jiang Wei, Bai Zhihui, Che Qianying, Zhang Tao, Tang Ji, Sun Fuzhen, Song Bo, Yu Jun, Gao Yintao, Li Haibin, Wu Chaoqun, Liu Haifei, Zhang Limin, Feng Fan, Miao Qingdong, Jing Cainian, Lu Zhongli, Liu Jinhui. Performance characterization method of additive manufacturing metal powder

1 Scope

This standard specifies the test items, sampling, test methods and test reports for the performance characterization of metal powders for additive manufacturing. This standard applies to metal powders for additive manufacturing.

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this document. For undated references, the latest version (including all amendments) applies to this document. GB/T 223 (all parts) Steel and alloy GB/T 1479.1 Determination of bulk density of metal powder Part 1.Funnel method GB/T 1479.2 Determination of the bulk density of metal powders Part 2.Scout volumetric method GB/T 1480 Metal powder dry sieving method for determination of particle size GB/T 1482 Standard funnel method for determination of fluidity of metal powder (Hall flow meter) GB/T 3500 Terminology of Powder Metallurgy GB/T 4698 (all parts) Sponge titanium, titanium and titanium alloy chemical analysis methods GB/T 5121 (all parts) Methods for chemical analysis of copper and copper alloys GB/T 5161 Determination of effective density of metal powders by liquid immersion method GB/T 5162 Determination of Tap Density of Metal Powder GB/T 5314 Powder sampling method for powder metallurgy GB/T 13748 (all parts) Methods for chemical analysis of magnesium and magnesium alloys GB/T 16418 Terminology of particle system GB/T 16913 Dust physical properties test method GB/T 19077 Particle size distribution laser diffraction method GB/T 20975 (all parts) Aluminum and aluminum alloy chemical analysis methods GB/T 21649.2-2017 Particle Size Analysis Image Analysis Method Part 2.Dynamic Image Analysis Method GB/T 29070 General requirements for non-destructive testing of industrial computer tomography (CT) testing GB/T 35351 Terminology for Additive Manufacturing YS/T 539 (all parts) chemical analysis method for nickel-based alloy powder YS/T 1297 Determination of sphericity of titanium and titanium alloy powder

3 Terms and definitions

The following terms and definitions defined in GB/T 3500, GB/T 16418, and GB/T 35351 apply to this document. For ease of use, Some terms and definitions in GB/T 16418 are repeatedly listed below. 3.1 Hollow powder The inside contains metal powder with closed pores. ......

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