Search result: GB/T 29915-2013
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Lanthanum-magnesium alloy
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GB/T 29915-2013
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| Standard ID | GB/T 29915-2013 (GB/T29915-2013) | | Description (Translated English) | Lanthanum-magnesium alloy | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | H65 | | Classification of International Standard | 77.120.99 | | Word Count Estimation | 6,663 | | Quoted Standard | GB/T 8170; GB/T 29916 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies the requirements lanthanum magnesium alloy, test methods, inspection rules and signs, packaging, transportation, storage and quality certificates. This standard applies to electrolysis, lanthanum magnesium master alloy produced by |
GB/T 29915-2013
Lanthanum-magnesium alloy
ICS 77.120.99
H65
National Standards of People's Republic of China
Lanthanum Magnesium Alloys
Issued on. 2013-11-27
2014-08-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard by the National Standardization Technical Committee of rare earth (SAC/TC229) centralized.
This standard is mainly drafted by. Baotou Rare Earth Research Institute, the National Product Quality Supervision and Inspection Center of rare earth, rare earth Metallurgy and Riko functional material
Materials National Engineering Research Center Limited.
The main drafters of this standard. Wang Xiaoqing, Xu Tao, Chen Guohua, Xie Ping, Hou Fusheng, Zhao Lidong, Zhang Deping, in elegant firewood.
Lanthanum Magnesium Alloys
1 Scope
This standard specifies requirements for lanthanum magnesium alloy, test methods, inspection rules and signs, packaging, transportation, storage and quality certificate.
This standard applies to electrolysis, lanthanum magnesium master alloys produced by remelting method for the production of heat-resistant magnesium alloy additives.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 8170 repair value expressed about the rules and limit values \u200b\u200band judgment
GB/T 29916 La magnesium alloys -
3 Requirements
3.1 Chemical composition
La magnesium alloy product grade and chemical composition shall comply with the requirements of Table 1. Demand side, such products have special requirements, supply and demand sides can further
Consultations.
Table 1
product
Trademark
Chemical composition (mass fraction) /%
RE
La/RE
not less than
Impurity content of not more than
RE Miscellaneous
Quality/RE
Non-rare earth impurities
Si Fe Al Ca Cu Ni CW Mo
Mg
015030A 30 ± 1 99.9 0.1 0.03 0.10 0.02 0.03 0.005 0.005 0.03 0.03 balance
015030B 30 ± 1 99.5 0.5 0.05 0.10 0.05 0.05 0.005 0.005 0.05 0.05 balance
015025A 25 ± 1 99.9 0.1 0.03 0.10 0.02 0.03 0.005 0.005 0.03 0.03 balance
015025B 25 ± 1 99.5 0.5 0.05 0.10 0.05 0.05 0.005 0.005 0.05 0.05 balance
015020A 20 ± 1 99.9 0.1 0.03 0.10 0.02 0.03 0.005 0.005 0.03 0.03 balance
015020B 20 ± 1 99.5 0.5 0.05 0.10 0.05 0.05 0.005 0.005 0.05 0.05 balance
Note 1. RE represents a rare earth element.
Note 2. The rare earth impurities including Y, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu.
3.2 Appearance
3.2.1 Products for the cast alloy.
3.2.2 The surface of the product showed a fracture and silver, should be clean, no visible inclusions and oxide powder off.
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