YS/T 337-2021 English PDF

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YS/T 337-2021: (Sulphur concentrate)
Status: Valid

YS/T 337: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
YS/T 337-2021	199	Add to Cart	3 days	(Sulphur concentrate)	Valid
YS/T 337-2009	199	Add to Cart	3 days	Pyrite concentrate	Obsolete
YS/T 337-1998	239	Add to Cart	2 days	Pyrite concentrate	Obsolete
YS/T 337-1994	RFQ	ASK	3 days	(Chinese Industry Standard)	Obsolete

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YS/T 575.19   SN/T 3510   GB/T 8152.1   YS/T 341.7   YS/T 341.6   YS/T 341.4   

Basic data

Standard ID: YS/T 337-2021 (YS/T337-2021)
Description (Translated English): (Sulphur concentrate)
Sector / Industry: Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard: D42;D50
Word Count Estimation: 8,875
Issuing agency(ies): Ministry of Industry and Information Technology

YS/T 337-2009: Pyrite concentrate

---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.
Pyrite concentrate ICS 73.080 D50 People's Republic of China Nonferrous Metals Industry Standard Replacing YS/T 337-1998 Sulfur concentrate Posted 2009-12-04 2010-06-01 implementation Ministry of Industry and Information Technology of the People's Republic of China released

Foreword

Instead of the standard YS/T 337-1998 "sulfur concentrate." Compared with this standard YS/T 337-1998, the main changes are as follows. --- Sulfur concentrate to increase the scope of the re-election section; --- Sulfur concentrate grade increased from four to five grades revision level; --- Chemical composition were adjusted accordingly, batch made some changes. This standard by the National Standardization Technical Committee of non-ferrous metals and centralized. This standard is drafted by. JCC. Participated in the drafting of this standard. Daye Nonferrous Metals Company. Drafters of this standard. a micro Wu, Li Baodi, Li Jia-sheng, Zhao Junfeng, Zhang Yonghong. This standard replaces the standards previously issued as follows. --- YS/T 337-1994, YS/T 337-1998. Sulfur concentrate

1 Scope

This standard specifies the sulfur concentrate requirements, test methods, inspection rules and packaging, transportation, storage and purchase order (or contract) content. This standard applies to the re-election and flotation resulting, for the manufacture of sulfuric acid and sulfur refined products such as the use of sulfur concentrate.

2 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/T 2460 Pyrites and concentrate sampling and sample preparation method GB/T 2461 Pyrites and concentrate - Determination of moisture content - Gravimetric method Determination of GB/T 2462 Pyrites and concentrate effective sulfur content - Combustion neutralization method Determination of GB/T 2463 Pyrites and concentrate - total iron content GB/T 2464 Pyrites and concentrate - Determination of arsenic content Ag-DDTC spectrophotometric method GB/T 2465 Pyrites and concentrate - Determination of fluorine ion selective electrode method Determination of GB/T 2466 Pyrites and concentrate copper content Determination of GB/T 2467 Pyrites and concentrate of lead content Determination of GB/T 2468 Pyrites and concentrate zinc content GB/T 2469 Pyrites and concentrate - Determination of carbon content by weight of caustic soda asbestos law GB/T 8170 repair value expressed about the rules and limit values and judgment

3 Requirements

3.1 Categories Sulfur concentrate according to chemical composition divided into five grades. first grade, two products, three products, four and five product items. 3.2 Chemical composition Sulfur concentrate chemical composition shall comply with the requirements in Table 1. Table 1 chemical composition of sulfur concentrate grade chemical composition/% Effective S not less than Impurity, not more than As F Pb + Zn First Grade 43 0.01 0.03 0.40 Second Grade 38 0.03 0.05 0.80 Grade III 35 0.10 0.08 1.20 Four items 0.40 0.20 2.50 29 Five items 1.60 1.80 3.00 26 NOTE. sulfur concentrate in gold and silver for the valuable elements, should be reported to analyze the data, users of the products are subject to special requirements, agreed upon by both parties. 3.3 Physical Characteristics 3.3.1 sulfur concentrate particle size not greater than 0.6mm. ......

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