GB/T 34640.1-2017Classification and recycling and utilization of wrought aluminium and aluminium alloy scraps—Part 1: Classification of scraps (English PDF)
变形铝及铝合金废料分类、回收与利用 第1部分：废料的分类
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
September 29, 2017
Implementation date
April 1, 2018
Scope
GB/T 34640.1-2017 is the English-translated version of 变形铝及铝合金废料分类、回收与利用 第1部分：废料的分类.
GB/T 34640.1-2017 is the Chinese standard "Classification and recycling and utilization of wrought aluminium and aluminium alloy scraps -- Part 1: Classification of scraps".
Its scope clause reads: This Part of GB/T 34640 specifies the grading and grouping requirements in the classification of scraps for wrought aluminium and aluminium alloy enterprises.
This Part applies to the classification of scraps of wrought aluminium and aluminium alloy enterprises (hereinafter known as scraps for short). Its clauses include classification.
It was issued by the General Administration of Quality Supervision, Inspection and Quarantine on SEPTEMBER 29, 2017 and took effect on APRIL 01, 2018.
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Document preview — GB/T 34640.1-2017
National Standard of the People's Republic of China
- ICS
- 77.120.10
- Classification
- H 69
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Foreword3
- 1 Scope4
- 2 Normative references4
- 3 Classification4
Foreword
GB/T 34640 "Classification and recycling and utilization of wrought aluminium and aluminium alloy scraps" is divided into 3 parts.
- Part 1. Classification of scraps;
- Part 2. Recycling of scraps;
- Part 3. Utilization of scraps.
This Part is Part 1 of GB/T 34640.
This Part is drafted in accordance with the rules given in GB/T 1.1-2009.
1 Scope
This Part of GB/T 34640 specifies the grading and grouping requirements in the classification of scraps for wrought aluminium and aluminium alloy enterprises.
This Part applies to the classification of scraps of wrought aluminium and aluminium alloy enterprises (hereinafter known as scraps for short).
2 Normative references
The following documents are indispensable for the application of this document.
For the dated references, only the editions with the dates indicated are applicable to this document. For the undated references, the latest edition (including all the amendments) are applicable to this document.
GB/T 3190 Wrought aluminium and aluminium alloy - Chemical composition
3 Classification
3.1 Grading
3.1.1 According to the scraps' chemical composition, surface cleanliness, and burning loss during recycling and utilization, the scrap grade is divided. The grade division of specific scraps is as specified in Table 1. The scrap grade determination shall meet the scrap requirements at this grade. […]
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
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