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GB/T 26496-2011: Scraps of tungsten and tungsten alloys
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 26496-2011 | English | 229 |
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Scraps of tungsten and tungsten alloys
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GB/T 26496-2011
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Basic data | Standard ID | GB/T 26496-2011 (GB/T26496-2011) | | Description (Translated English) | Scraps of tungsten and tungsten alloys | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | H69 | | Classification of International Standard | 77.150.99 | | Word Count Estimation | 10,123 | | Date of Issue | 2011-05-12 | | Date of Implementation | 2012-02-01 | | Quoted Standard | SN/T 0570 | | Regulation (derived from) | Announcement of Newly Approved National Standards No. 6 of 2011 | | 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 tungsten and tungsten alloy scrap (excluding carbide) (hereinafter referred to as waste tungsten) requirements, test methods, inspection rules, marking, packaging, transportation, storage and contract (or orders) content. This standard applies to domestic and international trade of tungsten scrap and recycled non-ferrous metal smelting enterprises, manufacturing enterprises to use tungsten scrap tungsten. | GB/T 26496-2011: Scraps of tungsten and tungsten alloys---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.
Scraps of tungsten and tungsten alloys
ICS 77.150.99
H69
National Standards of People's Republic of China
Tungsten and tungsten alloy scrap
Issued on. 2011-05-12
2012-02-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
The standard proposed by China Nonferrous Metals Industry Association.
This standard by the national non-ferrous metals Standardization Technical Committee (SAC/TC243) centralized.
This standard is drafted by. High-tech Co., Ltd. Shenzhen Grammy.
Participated in the drafting of this standard. Jingmen Grammy New Materials Co., Ltd., Wuhan Grammy resource recycling Limited.
The main drafters of this standard. Han Hongtao, Xu Kaihua, cycle, pear Yan, Zhang Xiang, Huang Xiaolan.
Tungsten and tungsten alloy scrap
1 Scope
This standard specifies the tungsten and tungsten alloy scrap (excluding carbide) (hereinafter referred to as waste tungsten) requirements, test methods, inspection rules, marking,
Packaging, transportation, storage and contracts (or orders) content.
Domestic and foreign trade and Regeneration This standard applies to scrap non-ferrous metal smelting enterprises of tungsten, tungsten, tungsten waste processing and manufacturing enterprises to use.
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.
Radioactive waste SN/T 0570 for imported raw materials contaminated inspection procedures
3 Requirements
3.1 tungsten waste classification in Table 1.
Table 1
Tungsten waste classification
CLASS GROUP scrap tungsten name
Claim
Pure tungsten scrap pure tungsten scrap pure tungsten scrap
Including waste tungsten powder, tungsten filament, tungsten plate, tungsten tubes, tungsten ingot, with tungsten, tungsten rod, tungsten crucible
Pure tungsten and other materials processing and processing of scrap generated, powder.
Level 1. w (W) ≥95%, no other inclusions.
Level 2. 90% ≤w (W) < 95%, no other inclusions.
Waste tungsten profiles
Waste filament
All kinds of waste fluorescent and incandescent filament, filament tube waste, waste silk colored light bulbs,
Waste and other specialty filament.
Level 1. w (W) ≥90%, no other inclusions.
Level 2. 60% ≤w (W) < 90%, no other inclusions.
The cathode waste
Waste emission cathode tube, gate valves, pneumatic discharge cathode and the like.
Level 1. w (W) ≥90%, no other inclusions.
Level 2. 40% ≤w (W) < 90%, no other inclusions.
WASTE heating element
WASTE resistance furnace heater tungsten wire, tungsten rods, high temperature thermocouple waste.
Level 1. w (W) ≥90%, no other inclusions.
Level 2. 40% ≤w (W) < 90%, no other inclusions.
Waste contacts
material
Pure tungsten contact material
Including abandoned pure tungsten contact materials.
Level 1. w (W) ≥90%, no other inclusions.
Level 2. 60% ≤w (W) < 90%, no other inclusions.
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