1 Scope
This Part of GB/T 223 specifies the gas-volumetric method after combustion in the pipe furnace for the determination of carbon content.
This Part is applicable to the determination of carbon content in steel, iron, high temperature alloy and precious alloy with the mass fraction being 0.10%~2.00%.
2 Normative References
The following standards contain provisions which, through reference in this part of GB/T 223, constitute provisions of this part. For dated reference, subsequent amendments to (excluding correction to), or revisions of, any of these publications do not apply. However, the parties whose enter into agreement according to this Part are encouraged to research whether the latest editions of these references are applied or not. For undated references, the latest edition of the normative document is applicable to this standard.
Contents
1 Scope
2 Normative References
3 Principles
4 Reagents and materials
5 Instruments and Equipments
6 Sampling and Sample Preparation
7 Analytical Procedures
8 Result calculation
10 Test Report
1 Scope
This Part of GB/T 223 specifies the gas-volumetric method after combustion in the pipe furnace for the determination of carbon content.
This Part is applicable to the determination of carbon content in steel, iron, high temperature alloy and precious alloy with the mass fraction being 0.10%~2.00%.
2 Normative References
The following standards contain provisions which, through reference in this part of GB/T 223, constitute provisions of this part. For dated reference, subsequent amendments to (excluding correction to), or revisions of, any of these publications do not apply. However, the parties whose enter into agreement according to this Part are encouraged to research whether the latest editions of these references are applied or not. For undated references, the latest edition of the normative document is applicable to this standard.
Contents of GB/T 223.69-2008
Contents
1 Scope
2 Normative References
3 Principles
4 Reagents and materials
5 Instruments and Equipments
6 Sampling and Sample Preparation
7 Analytical Procedures
8 Result calculation
10 Test Report
