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GB/T 24201-2009Test method for corrosion resistance of blast furnace brick to pig iron (English PDF)

高炉炭块抗铁水熔蚀性试验方法

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

July 8, 2009

Implementation date

April 1, 2010

Scope

GB/T 24201-2009 is the English-translated version of 高炉炭块抗铁水熔蚀性试验方法.

GB/T 24201-2009 is the Chinese standard "Test method for corrosion resistance of blast furnace brick to pig iron". Its scope clause reads: This standard specifies the principles, apparatus and equipment for blast furnace carbon block resistance to molten iron, the test steps, the results of the calculation and test report.

This standard is suitable for high temperature determination of blast furnace carbon block resistance to molten iron melt, can also be measured other blast furnace refractory anti-hot metal melt resistance.

Its clauses include normative reference standard; principle; instruments and equipment.

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Document preview — GB/T 24201-2009

National Standard of the People's Republic of China

ICS: 29.050
Classification: Q 52

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

1 Scope
2 normative reference standard
3 principle
4 instruments and equipment

1 Scope

This standard specifies the principles, apparatus and equipment for blast furnace carbon block resistance to molten iron, the test steps, the results of the calculation and test report.

2 normative reference standard

The terms of the following documents are hereby incorporated by reference into this standard. Whichever is the date of the reference file, which is followed by all (Excluding corrigenda) or revisions do not apply to this standard, however, encourage the parties to reach an agreement under this standard

Whether you can use the latest version of these files. For undated references, the latest edition applies to this standard.

Representation and Judgment of Numerical Correction Rule and Limit Value of GB/T 8170

3 principle

A certain shape of the sample, in 1425 °C of molten iron, in the nitrogen stirring, after 40min by the molten iron melt the mass fraction.

4 instruments and equipment

4.1

carbon block resistance to molten iron melting test device, as shown in Figure 1.

1 --- temperature controller;

2 - platinum - rhodium platinum thermocouple;

3 --- silicon molybdenum rod;

4 --- balance heavy hammer;

5 - ventilation hose;

6 --- bracket;

7 --- flow meter;

8 - nitrogen cylinders;

9 --- corundum connecting pipe;

10 --- corundum crucible;

11 --- sample;

12 --- hot metal;

13 --- corundum tube.

Figure 1 carbon block hot metal melt index test device diagram […]

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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.

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