(F/DCE I00 1-20 13)

1 Subject content and scope of application

This standard specifies the quality requirements, test methods, inspection rules and transportation requirements of iron ore delivered by Dalian Commodity Exchange.

The iron ore stipulated in this standard refers to the fine ore and concentrate formed by natural mining of iron ore through crushing and mineral processing, and is used to produce artificial lump ore such as iron ore sinter and pellets.

This standard is applicable to the delivery standards and substitutes of iron ore futures contracts of Dalian Commodity Exchange.

2 normative reference documents

The clauses in the following documents become the clauses of this standard by reference. All subsequent modifications (excluding errata) or revisions of dated reference documents are not applicable to this standard. For undated reference documents, the version is applicable to this standard.

GB/T iron ore sampling and sample preparation method

Determination of total iron content in GB/T iron ore

Determination of calcium, silicon, magnesium, titanium, phosphorus, manganese, aluminum and barium in iron ore

Determination of carbon and sulfur content in GB/T iron ore

Determination of lead content in GB/T iron ore

Determination of zinc content in GB/T iron ore

Determination of copper content by GB/T atomic absorption spectrophotometry

Determination of arsenic content in GB/T iron ore

Determination of fluorine and chlorine content in GB/T iron ore

Determination of sodium and potassium by GB/T atomic absorption spectrophotometry

The diantipyrine methane photometric method for the determination of titanium content

Determination of particle size distribution of GB/T iron ore by sieving method

Determination of moisture content in GB/T iron ore delivery batch

Terms and definitions in GB/T 20565 are applicable to this standard.

3 Terms and definitions

Terms and definitions in GB/T 20565 are applicable to this standard.

4 Quality requirements

4. 1 standard quality requirements

4.2 Quality differences, promotions and discounts of substitutes

4.3 Iron ore is priced on a dry basis, and moisture is the weight deduction index. During physical delivery, the measured moisture is deducted to one decimal place (for example, the measured moisture is 6.32%, and 6.3% is deducted).

5, inspection rules

5. 1 Samples shall be taken and prepared according to the requirements of GB/T 10322.5438+0-2000;

5.2 The iron content shall be determined according to GB/T6730.5-2007;

5.3 The contents of silica, alumina and phosphorus shall be determined according to GB/T6730.62-2005;

5.4 The determination of sulfur content shall be carried out in accordance with GB/T6730.6 1-2005;

5.5 The lead content shall be determined according to GB/T 6730.54-2004; ;

5.6 The zinc content shall be determined according to GB/T 6730.53-2004;

5.7 The determination of copper content shall be carried out in accordance with GB/T 6730.36- 1986;

5.8 The arsenic content is determined according to GB/T 6730.45-2006;

5.9 the fluorine content is determined according to GB/T 6730.69-20 10;

5. The determination of chlorine content in10 shall be carried out in accordance with GB/T 6730.69-20 10;

5. The content of11potassium oxide shall be determined according to GB/T 6730.49- 1986;

5. The determination of sodium oxide content in12 shall be carried out in accordance with GB/T 6730.49- 1986;

5. 13 determination of titanium dioxide content should be carried out in accordance with GB/T 6730.22- 1986;

5. The granularity of14 shall be determined according to GB/T 10322.7-2004;

5. 15 The determination of moisture shall be carried out in accordance with GB/T 10322.5-2000.

6 transport requirements

Iron ore products are shipped in clean train cars, car cars, cabins or other means of transport.

7 additional instructions

Dalian Commodity Exchange is responsible for the interpretation of this standard.