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ABNT NBR ISO 7526
Ferronickels - Determination of sulfur content - Infrared absorption method after induction furnace combustion
Edition
2022-08-04
ABNT NBR ISO 7992
Iron ores for blast furnace feedstocks - Determination of reduction under load
Edition
2020-04-17
ABNT NBR ISO 8371
Iron ores for blast furnace feedstocks - Determination of the decrepitation index
Edition
2020-04-17
ABNT NBR ISO 13930
Iron ores for blast furnace feedstocks - Determination of low-temperature reduction-disintegration indices by dynamic method
Edition
2018-06-20
ABNT NBR 6007
Graphite electrodes and connecting pins for electric arc furnace - Requirements
Edition
2016-03-17
ABNT NBR 16417
Ferroniobium alloy - Determination of carbon and sulfur content by infrared absorption after combustion in induction furnace
Edition
2015-11-26
ABNT NBR 16418
Ferroniobium alloy - Determination of nitrogen content by thermal conductivity after combustion in an high current induction furnace
Edition
2015-11-26
PR NF A03-020-3 ; PR NF ISO 14404-3
Calculation method of carbon dioxide emission intensity from iron and steel production - Part 3: Steel plant with electric arc furnace (EAF) and coal-based or gas-based direct reduction iron (DRI) facility
24/30469685 DC
ISO 14404-3 Calculation method of carbon dioxide emission intensity from iron and steel production. Part 3: Steel plant with electric arc furnace (EAF) and coal-based or gas-based direct reduction iron (DRI) facility
Edition
2024-01-02
24/30482210 DC
ISO 14404-1 Calculation method of carbon dioxide emission intensity from iron and steel production. Part 1: Steel plant with blast furnace
Edition
2024-01-02