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GB/T 21180-2007 English PDF

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GB/T 21180-2007: Scraps of tin and tin alloy
Status: Valid
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GB/T 21180-2007English189 Add to Cart 3 days [Need to translate] Scraps of tin and tin alloy Valid GB/T 21180-2007

PDF similar to GB/T 21180-2007


Standard similar to GB/T 21180-2007

GB/T 21182   GB/T 34640.1   GB/T 34640.2   GB/T 45203   

Basic data

Standard ID GB/T 21180-2007 (GB/T21180-2007)
Description (Translated English) Scraps of tin and tin alloy
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard H69
Classification of International Standard 77.150.60
Word Count Estimation 7,725
Date of Issue 2007-11-23
Date of Implementation 2008-06-01
Regulation (derived from) China National Standard Approval Announcement2007 No.12 (Total No.112)
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 classification of tin and tin alloy scrap, requirements, test methods, inspection rules and packaging, signs, transportation and storage. This standard applies to domestic and international trade of tin and tin alloy scrap, renewable non-ferrous metal smelting enterprises, but also for tin and tin alloy scrap generated by manufacturing companies.

GB/T 21180-2007: Scraps of tin and tin 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.
Scraps of tin and tin alloy ICS 77.150.60 H69 National Standards of People's Republic of China Tin and tin alloy scrap Posted 2007-11-23 2008-06-01 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 Nonferrous Metals by the National Standardization Technical Committee. This standard by the Yunnan Tin Group Co., Ltd. is responsible for drafting. The standard by the China Nonferrous Metals Industry Institute of Standards Metrology and Quality participated in the drafting. The main drafters of this standard. white Jian, Cao Jing, from the Yong Lin, Sun Chao, Zhao Junfeng. Tin and tin alloy scrap

1 Scope

This standard specifies the classification of scrap tin and tin alloys, requirements, test methods, inspection rules, packaging, labeling, transportation and storage. This standard applies to tin and tin alloy scrap domestic and foreign trade, non-ferrous metal smelting enterprises, but also to produce manufacturing enterprises Tin and tin alloy scrap.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard. However, according to research encourages the parties to the agreement Study whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB 16487.2 imported waste Environmental protection control standard smelting slag (Trial) GB 16487.7 imports of ferrous scrap waste Environmental protection control standard (Trial) GB/T 1819 (all parts) Methods for chemical analysis of tin concentrates GB/T 3260 (all parts), chemical analysis of tin GB/T 10574 (all parts), chemical analysis of tin Method YS/T 475.1 casting alloys bearing analysis Category 3 According scrap tin and tin alloy products in the various sectors of production, processing and using the generated combined tin and tin alloy scrap the acquisition, the company offers The case of sorting and waste processing technology requirements, according to the chemical composition of the waste, the physical form, existence is divided into four categories, namely. Class Ⅰ bulk scrap tin and tin alloys; Ⅱ class tin solder containing wastes; Ⅲ class crumb-like tin and tin alloys scrap; Ⅳ class of tin and tin alloy slag, dust, sludge waste. Press the four categories of waste types into different groups, each by name, tin and tin alloy scrap to distinguish between different levels, as shown in Table 1 FIG. Table 1 tin and tin alloys Waste sorting table classification Category Group Name scrap Claim Ⅰ tin and tin alloys Massive scrap gold Pure tin scrap Tin alloy scrap Float glass tin waste material Tin plating waste materials Tin-based alloy scrap Other tin-containing alloys scrap Level 1. Sn≥95%, no other inclusions and oil; Level 2. 90% ≤Sn < 95%, no other inclusions and oil; Level 3. 80% ≤Sn < 90%, no other inclusions and oil Level 1. Sn≥90%, no other inclusions and oil; Level 2. 70% ≤Sn < 90%, no other inclusions and oil; Level 3. 50% ≤Sn < 70%, no other inclusions and oil Level 1. 30% ≤Sn≤50%, no other inclusions and oil; Level 2. 10% ≤Sn < 30%, no other inclusions and oil

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