YS/T 261-2011 PDF EnglishUS$120.00 · In stock · Download in 9 seconds
YS/T 261-2011: Spodumene concentrate Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid YS/T 261: Historical versions
Similar standardsYS/T 261-2011: Spodumene concentrate---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/YST261-2011NON-FERROUS METAL INDUSTRY STANDARD ICS 77.150 H 64 Replacing YS/T 261-1994 Spodumene Concentrate Issued on. DECEMBER 20, 2011 Implemented on. JULY 1, 2012 Issued by. Ministry of Industry and Information Technology of the People’s Republic of China Table of ContentsForeword... 3 1 Scope... 4 2 Normative References... 4 3 Requirements... 4 4 Test Methods... 5 5 Inspection Rules... 6 6 Packaging, Marking, Transportation, Storage and Quality Certificate... 7 7 Contract (or order form) Content... 8ForewordThis Standard serves as a replacement of YS/T 261-1994 Spodumene Concentrate. In comparison with YS/T 261-1994, there are several main changes as follows. ---The grade and chemical composition of spodumene concentrate are adjusted; ---The requirements for granularity of spodumene concentrate are adjusted. This Standard was proposed by and shall be under the jurisdiction of National Technical Committee 243 on Nonferrous Metals of Standardization Administration of China. The drafting organization of this Standard. Sichuan Tianqi Lithium Co., Ltd. The main drafters of this Standard. Yao Kailin, Jinpeng, Huo Liming, Xu Mingjiang, Zeng Yiwei, Liang Pingwei. The release of the previous versions of the standard replaced by this Standard is as follows. ---YS/T 261-1994. Spodumene Concentrate1 ScopeThis Standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation, storage, quality certificate and contract (or order form) content of spodumene concentrate. This Standard is applicable to spodumene concentrate, which is obtained through various mineral processing methods and enrichment. The spodumene concentrate has been extensively applied to the glass and ceramic industry, and the production of various chemical products of lithium.2 Normative ReferencesThe following documents are indispensable to the application of this Standard. In terms of references with a specified date, only versions with a specified date are applicable to this Standard. In terms of references without a specified date, the latest version (including all the modifications) is applicable to this Standard. YS/T 509.1 Methods for Chemical Analysis of Spodumene and Lepidolite Concentrates - Determination of Lithium Oxide, Sodium Oxide and Potassium Oxide Contents - Flame Atomic Absorption Spectrometric Method YS/T 509.5 Methods for Chemical Analysis of Spodumene and Lepidolite Concentrates - Determination of Ferric Oxide Content - O-phenanthroline Photometric Method and EDTA Complexometric Method YS/T 509.6 Methods for Chemical Analysis of Spodumene and Lepidolite Concentrates - Determination of Phosphorus Pentoxide Content - The Molybdenum Blue Photometric Method3 Requirements3.1 Product Classification In accordance with the scope of application and chemical composition, products shall be classified into six grades. 3.2 Chemical Composition Products’ chemical composition shall comply with the stipulations in Table 1.4 Test Methods4.1 The method of chemical composition analysis of the product shall comply with the stipulations in YS/T 509.1, YS/T 509.5, YS/T 509.6, YS/T 509.8 and YS/T 509.10. 4.2 The method of granularity test shall be negotiated and determined by the demand- side and the supply-side. 4.4 Product’s appearance quality shall be inspected through visual observation.5 Inspection Rules5.1 Inspection and Acceptance Inspection 5.1.1 Products shall be inspected by the supply-side’s quality inspection department, which shall guarantee that product quality complies with the stipulations in this Standard and the contract (or order form). In addition, a quality certificate shall be filled out. 5.2 Group Batch Products shall be submitted for acceptance inspection in batches. Each batch shall be constituted of the same grade of products. The weight of each batch of products for chemical purpose shall not exceed 3,000 t. The weight of each batch of products for other purposes shall not exceed 60 t. 5.3 Inspection Items Inspection items and sampling size of each batch of products shall comply with the stipulations in Table 2. 5.4.1 Adopt intubation method (plastic tube or stainless-steel tube) to evenly take samples from each batch of products. 5.5 Determination of Inspection Result 5.5.1 When the result of chemical composition analysis is disqualified, it is allowed to re-take samples (or double the samples) to conduct re-inspection of the disqualified items. If the samples still fail in one of the items in the re-inspection result, then, this batch of products shall be determined as disqualified. 5.5.2 When the samples are disqualified in granularity inspection, then, this batch of products shall be determined as disqualified.6 Packaging, Marking, Transportation, Storage and Quality Certificate6.1 Packaging, Transportation and Storage Products may be packed in sacks or bulk. The specific mode of packaging shall be determined in accordance with the demand-side’s demands. During the transportation and storage, products shall be protected from the rain. 6.2 Marking 6.2.2 If products are shipped in bulk, in accordance with the content described in 6.2.1, fill out the form, then, submit it to the demand-side. 6.3 Quality Certificate Each batch of products shall be attached with a quality certificate, which shall indicate.7 Contract (or order form) ContentThe contract (or order form) of materials listed in this Standard shall include the following content. YS/T 261-2011 NON-FERROUS METAL INDUSTRY STANDARD ICS 77.150 H 64 Replacing YS/T 261-1994 Spodumene Concentrate Issued on. DECEMBER 20, 2011 Implemented on. JULY 1, 2012 Issued by. Ministry of Industry and Information Technology of the People’s Republic of ChinaTable of ContentsForeword... 3 1 Scope... 4 2 Normative References... 4 3 Requirements... 4 4 Test Methods... 5 5 Inspection Rules... 6 6 Packaging, Marking, Transportation, Storage and Quality Certificate... 7 7 Contract (or order form) Content... 8ForewordThis Standard serves as a replacement of YS/T 261-1994 Spodumene Concentrate. In comparison with YS/T 261-1994, there are several main changes as follows. ---The grade and chemical composition of spodumene concentrate are adjusted; ---The requirements for granularity of spodumene concentrate are adjusted. This Standard was proposed by and shall be under the jurisdiction of National Technical Committee 243 on Nonferrous Metals of Standardization Administration of China. The drafting organization of this Standard. Sichuan Tianqi Lithium Co., Ltd. The main drafters of this Standard. Yao Kailin, Jinpeng, Huo Liming, Xu Mingjiang, Zeng Yiwei, Liang Pingwei. The release of the previous versions of the standard replaced by this Standard is as follows. ---YS/T 261-1994. Spodumene Concentrate1 ScopeThis Standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation, storage, quality certificate and contract (or order form) content of spodumene concentrate. This Standard is applicable to spodumene concentrate, which is obtained through various mineral processing methods and enrichment. The spodumene concentrate has been extensively applied to the glass and ceramic industry, and the production of various chemical products of lithium.2 Normative ReferencesThe following documents are indispensable to the application of this Standard. In terms of references with a specified date, only versions with a specified date are applicable to this Standard. In terms of references without a specified date, the latest version (including all the modifications) is applicable to this Standard. YS/T 509.1 Methods for Chemical Analysis of Spodumene and Lepidolite Concentrates - Determination of Lithium Oxide, Sodium Oxide and Potassium Oxide Contents - Flame Atomic Absorption Spectrometric Method YS/T 509.5 Methods for Chemical Analysis of Spodumene and Lepidolite Concentrates - Determination of Ferric Oxide Content - O-phenanthroline Photometric Method and EDTA Complexometric Method YS/T 509.6 Methods for Chemical Analysis of Spodumene and Lepidolite Concentrates - Determination of Phosphorus Pentoxide Content - The Molybdenum Blue Photometric Method3 Requirements3.1 Product Classification In accordance with the scope of application and chemical composition, products shall be classified into six grades. 3.2 Chemical Composition Products’ chemical composition shall comply with the stipulations in Table 1.4 Test Methods4.1 The method of chemical composition analysis of the product shall comply with the stipulations in YS/T 509.1, YS/T 509.5, YS/T 509.6, YS/T 509.8 and YS/T 509.10. 4.2 The method of granularity test shall be negotiated and determined by the demand- side and the supply-side. 4.4 Product’s appearance quality shall be inspected through visual observation.5 Inspection Rules5.1 Inspection and Acceptance Inspection 5.1.1 Products shall be inspected by the supply-side’s quality inspection department, which shall guarantee that product quality complies with the stipulations in this Standard and the contract (or order form). In addition, a quality certificate shall be filled out. 5.2 Group Batch Products shall be submitted for acceptance inspection in batches. Each batch shall be constituted of the same grade of products. The weight of each batch of products for chemical purpose shall not exceed 3,000 t. The weight of each batch of products for other purposes shall not exceed 60 t. 5.3 Inspection Items Inspection items and sampling size of each batch of products shall comply with the stipulations in Table 2. 5.4.1 Adopt intubation method (plastic tube or stainless-steel tube) to evenly take samples from each batch of products. 5.5 Determination of Inspection Result 5.5.1 When the result of chemical composition analysis is disqualified, it is allowed to re-take samples (or double the samples) to conduct re-inspection of the disqualified items. If the samples still fail in one of the items in the re-inspection result, then, this batch of products shall be determined as disqualified. 5.5.2 When the samples are disqualified in granularity inspection, then, this batch of products shall be determined as disqualified.6 Packaging, Marking, Transportation, Storage and Quality Certificate6.1 Packaging, Transportation and Storage Products may be packed in sacks or bulk. The specific mode of packaging shall be determined in accordance with the demand-side’s demands. During the transportation and storage, products shall be protected from the rain. 6.2 Marking 6.2.2 If products are shipped in bulk, in accordance with the content described in 6.2.1, fill out the form, then, submit it to the demand-side. 6.3 Quality Certificate Each batch of products shall be attached with a quality certificate, which shall indicate.7 Contract (or order form) ContentThe contract (or order form) of materials listed in this Standard shall include the following content. ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. 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