GB/T 29915-2013 English PDF

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GB/T 29915-2013: Lanthanum-magnesium alloy
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 29915-2013	139	Add to Cart	3 days	Lanthanum-magnesium alloy	Valid

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Basic data

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: 6,696
Quoted Standard: GB/T 8170; GB/T 29916
Regulation (derived from): National Standards Bulletin 2013 No. 23
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

---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.
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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