GB/T 31923.1-2015
Iron ores for blast furnace feedstocks.Determination of low-temperature reduction-disintegration indices by static method.Part 1: Reduction with CO, CO2, H2 and N2 (English Version)
- Standard No.
- GB/T 31923.1-2015
- Language
- Chinese, Available in English version
- Release Date
- 2015
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB/T 31923.1-2015
- Scope
- This part of GB/T 31923 specifies the test method and test conditions for the determination of the pulverization degree of iron ore used for blast furnace charges after being reduced by CO, CO2, H2 and N2 It is mainly similar to the low-temperature reduction zone of a blast furnace. This section applies to the low-temperature reduction pulverization static test of lump ore, sinter and pellet ore.
GB/T 31923.1-2015 Referenced Document
- GB/T 10322.1 Iron ore sampling and sample preparation methods*， 2023-08-06 Update
- GB/T 10322.7 Iron ores and direct reduced iron.Determination of size distribution by sieving*， 2016-12-30 Update
- GB/T 20565 Iron ores and direct reduced iron—Vocabulary*， 2022-04-15 Update
- GB/T 6003.1 Test sieves—Technical requirements and testing—Part 1:Test sieves of metal wire cloth*， 2022-10-12 Update
- GB/T 6003.2 Test sieves.Technical requirements and testing.Part 2:Test sieves of metal wire cloth
GB/T 31923.1-2015 history
- 2015 GB/T 31923.1-2015 Iron ores for blast furnace feedstocks.Determination of low-temperature reduction-disintegration indices by static method.Part 1: Reduction with CO, CO<下标2>, H<下标2> and N<下标2>
GB/T 31923.1-2015 -All Parts
GB/T 31923.1-2015 Iron ores for blast furnace feedstocks.Determination of low-temperature reduction-disintegration indices by static method.Part 1: Reduction with CO, CO2, H2 and N2
GB/T 31923.2-2015 Iron ores for blast furnace feedstocks.Determination of low-temperature reduction-disintegration indices by static method.Part 2:Reduction with CO and N2