I. Hydrogen and nitrogen analyzer technical indicators

1、Analysis range:

Oxygen: 0.00001%～20% (change the weighing amount can extend the measuring range)

Nitrogen: 0.00001% ~ 40% (change the sample size to extend the measurement range)

Hydrogen: 0.00001%～0.25% (the measurement range can be extended by changing the weighing amount)

2、Analysis precision:

Oxygen in accordance with national standards

Nitrogen conforms to national standard

Hydrogen meets the national standard

3、Analysis time: 120～240s (can be set arbitrarily according to the analyzed material)

4、Carrier gas: high purity helium (0.3～0.5mpa)

5、Power gas: ordinary nitrogen (or purified compressed air 0.3-0.5mpa)

6、Weight of main unit: 160 kg

II. Characteristics of the instrument

1、Oxygen element single infrared detection cell, double infrared detection cell optional.

2、Nitrogen element high nitrogen, low nitrogen channel can be selected.

3、Hydrogen element infrared method.

4、Oxygen, nitrogen and hydrogen three elements jointly analyze the results at once.

5、Integrated purification furnace, conversion furnace device.

6、Pulse heating furnace power program control.

7、Multi-language operating system can be switched at will.

8、Auto-segmented leakage detection, auto-diagnosis, auto gas saving and auto-protection functions.

9、Integrated built-in constant temperature heating device infrared analyzer.

III. Hydrogen and nitrogen analyzer executive standards

1、GB/T11261-2006 Determination of oxygen content of iron and steel; pulse heating inert gas fusion - infrared absorption method

2、GB/T20124-2006 Determination of nitrogen content of iron and steel; inert gas melting thermal conductivity method (conventional method)

3, GB/T223.82-2018 Determination of hydrogen content of iron and steel; inert gas pulse melting thermal conductivity or infrared method

4、GB/T 5121.8-2008 Methods of chemical analysis for copper and copper alloys Part 8: Determination of oxygen content

5、GB/T14265-93 Carbon, sulfur, oxygen, nitrogen and hydrogen analysis of general principles

6、ISO10720 Steel and iron Determination of nitrogen content in inert gas streams in the melted material of the heat conduction method

7、ISO17053 steel and iron - determination of oxygen - infrared method of determination after the inert gas melt,

8、ISO3690 Method for the determination of diffusible hydrogen content

9、JIS G1228-2006 Determination of nitrogen content in iron and steel

10、JIS G1201-2001 General Principles of Iron and Steel Analytical Methods

11、ASTM E1569 Standard Test Method for Determination of Oxygen Content of Tantalum Powder by Inert Gas Melting Technology

12、ASTM E1409 Test Method for the Determination of Oxygen and Nitrogen in Titanium and Titanium Alloys by Inert Gas Dissolution Technology

13、ASTM E1447 Analysis of Hydrogen in Titanium and Titanium Alloys

14, ASTM E1019-CSON in steel, nickel and cobalt alloys and other metal materials in the test methods and standards and other domestic and foreign standards

15.GB/T3965-2012 Method for Determination of Diffusible Hydrogen in Molten Metal