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GB/T 38971-2020: Spherical Co-Cr alloy powder for additive manufacturing
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 38971-2020 | English | 189 |
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Spherical Co-Cr alloy powder for additive manufacturing
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GB/T 38971-2020
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Basic data | Standard ID | GB/T 38971-2020 (GB/T38971-2020) | | Description (Translated English) | Spherical Co-Cr alloy powder for additive manufacturing | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | H71 | | Classification of International Standard | 77.160; 25.030 | | Word Count Estimation | 10,125 | | Date of Issue | 2020-07-21 | | Date of Implementation | 2021-06-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 38971-2020: Spherical Co-Cr alloy powder for additive manufacturing---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.
Spherical Co-Cr alloy powder for additive manufacturing
ICS 77.160;25.030
H71
National Standards of People's Republic of China
Spherical cobalt-chromium alloy powder for additive manufacturing
2020-07-21 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.
This standard was proposed by China Nonferrous Metals Industry Association.
This standard is organized by the National Nonferrous Metal Standardization Technical Committee (SAC/TC243) and the National Additive Manufacturing Standardization Technical Committee
(SAC/TC562) under common jurisdiction.
Drafting organizations of this standard. Guangdong Institute of Materials and Processing, Northwest Nonferrous Metals Research Institute, Anhui Yingyuan New Material Technology Co., Ltd.,
Xi'an Sailong Metal Materials Co., Ltd., Beijing Compuxiwei Technology Co., Ltd., Beikuang New Material Technology Co., Ltd., Xi'an Euro-China Materials Co., Ltd.
Technology Co., Ltd., Hunan Dingli Technology Co., Ltd., AVIC Maite Powder Metallurgy Technology (Beijing) Co., Ltd., Northwestern Polytechnical University, Non-ferrous Metals
Institute of Technology and Economy, CMC Standard Technology Research Institute (Beijing) Co., Ltd., Jiangsu Willary New Material Technology Co., Ltd., Wuxi City
Quality Supervision and Inspection Institute, Zhuhai Tianwei Feima Printing Consumables Co., Ltd., Zigong Great Wall Hard Surface Material Co., Ltd., China Aviation Development Shanghai Commercial
Aviation Engine Manufacturing Co., Ltd., Guangdong Industrial Analysis and Testing Center.
The main drafters of this standard. Liu Xin, Mao Xinhua, Tan Lixin, Zheng Jing, Xiao Haibo, He Weiwei, Hu Qiang, Zhang Deming, Wang Qingxiang, Tan Xinglong,
Gao Zhengjiang, Lin Xin, Zhang Tao, Wu Yanhua, Li Haibin, Jiang Wei, Xu Rongyu, Li Yuxi, Han Meng, He Yanli, Liu Yingkun.
Spherical cobalt-chromium alloy powder for additive manufacturing
1 Scope
This standard specifies the technical requirements, test methods, inspection rules and markings, packaging, transportation, storage, quality certificates and
The content of the purchase order (or contract).
This standard applies to spherical cobalt-chromium alloy powder 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 article
Pieces. For undated references, the latest version (including all amendments) applies to this document.
GB/T 223.5 Iron and steel-Determination of acid-soluble silicon and total silicon content-Reduced molybdosilicate spectrophotometric method
GB/T 223.11 Determination of chromium content in steel and alloy by visual titration or potentiometric titration
GB/T 223.20 Methods for chemical analysis of iron, steel and alloy. The potentiometric titration method for the determination of cobalt content
GB/T 223.23 Iron, steel and alloy-Determination of nickel content-Dimethylglyoxime spectrophotometric method
GB/T 223.28 Methods for chemical analysis of iron, steel and alloy The α-benzoin oxime gravimetric method for the determination of molybdenum content
GB/T 223.43 Determination of tungsten content in iron, steel and alloy by gravimetric method and spectrophotometric method
GB/T 223.59 Steel and alloy determination of phosphorus content-Bismuth phosphomolybdenum blue spectrophotometric method and antimony phosphomolybdenum blue spectrophotometric method
GB/T 223.64 Determination of manganese content in iron, steel and alloy by flame atomic absorption spectrometry
GB/T 223.70 Iron, steel and alloy determination of iron content-Phenanthroline spectrophotometric method
GB/T 1479.1 Determination of the bulk density of metal powder Part 1.Funnel 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 5162 Determination of Tap Density of Metal Powder
GB/T 5314 Powder sampling method for powder metallurgy
GB/T 14265 General rules for analysis methods of hydrogen, oxygen, nitrogen, carbon and sulfur in metallic materials
GB/T 19077 Particle size analysis laser diffraction method
YS/T 1297 Determination of sphericity of titanium and titanium alloy powder
3 Technical requirements
3.1 Chemical composition
The chemical composition of the product should meet the requirements of Table 1.When the buyer has special requirements, it shall be determined through negotiation between the supplier and the buyer.
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