1 Nov Buy DIN () Hardness Depth Of Heat-treated Parts; International Equivalents – Equivalent Standard(s) & Relationship. To determine the case hardness, the following standards must be observed during DIN Part 3 – Determination of nitriding hardness depth – NHD [1]. Title (english): Hardness depth of heat-treated parts; determination of the effective depth of hardening after nitriding. Document type: Standard. Publication date.

Author: Mora Gardami
Country: Greece
Language: English (Spanish)
Genre: Music
Published (Last): 8 September 2006
Pages: 34
PDF File Size: 14.49 Mb
ePub File Size: 19.94 Mb
ISBN: 696-1-37610-767-7
Downloads: 35657
Price: Free* [*Free Regsitration Required]
Uploader: Samunris

Close Enter search term To the general tips. The data are not passed on to other recipients.

The nitrogen atoms are absorbed and diffuse further into the workpiece interior. Workpieces made of ferrous materials exhibit better din 50190 standard, strength and corrosion properties after nitriding. Subsequently, hardness indents are applied from the edge to the workpiece interior at precisely defined distances. After you submit the contact din 50190 standard, the above-mentioned data will be processed by the party responsible for data protection for the purpose of processing your request on din 50190 standard basis of your consent given by submitting the form.

Contact us We look forward to hearing from you Your enquiry Support rin Dealers and demo rooms Newsletter. Determination of the nitriding hardness depth is defined in standard DIN This is ascertained from a minimum of three hardness test indents and allows the hardness limit to be obtained.

din 50190 standard As long as it is thermally stable, the original structure remains unchanged. The test method to be used is Vickers in the low-load range. Curve measurements NHD – Nitriding Hardness Depth Back to overview Like case hardening, nitriding is one of the thermochemical diffusion treatment processes. We take standards compliance and data protection extremely seriously, and therefore urge you to accept our privacy policy.

The nitriding layer is created. In contrast to case hardening, nitriding involves the surface layer being enriched with nitrogen rather than carbon.

Standard: DIN 50190

Then the nitrogen donor is transported to the workpiece surface and adsorbed. This results in a release of nitrogen din 50190 standard at the specimen surface. All you need to know. The increase in nitrogen content also leads to an increase in hardness. 05190, the core hardness must be determined.

The nitriding hardness depth is derived from the curve representing the hardness over distance from the surface by measuring the distance din 50190 standard the surface to the calculated hardness limit.

To the general tips First, the core hardness must be determined. Unless you opt out, the data will be further processed on the same legal basis for the purpose of din 50190 standard marketing, which is dln with the original purpose of processing.

Please select Mr Ms.

NHD – Nitriding Hardness Depth – Curve Measurements

Further information can be found in our privacy policy. Like case hardening, nitriding din 50190 standard one of the thermochemical diffusion treatment processes.

The surface of the specimen to be measured must be finely machined.