DE3439472C2 - - Google Patents
Info
- Publication number
- DE3439472C2 DE3439472C2 DE3439472A DE3439472A DE3439472C2 DE 3439472 C2 DE3439472 C2 DE 3439472C2 DE 3439472 A DE3439472 A DE 3439472A DE 3439472 A DE3439472 A DE 3439472A DE 3439472 C2 DE3439472 C2 DE 3439472C2
- Authority
- DE
- Germany
- Prior art keywords
- sample
- measuring
- points
- spectral analysis
- length
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000000034 method Methods 0.000 claims description 10
- 238000010183 spectrum analysis Methods 0.000 claims description 10
- 239000010410 layer Substances 0.000 claims description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 239000002344 surface layer Substances 0.000 claims description 5
- 238000004458 analytical method Methods 0.000 description 7
- 238000012360 testing method Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000005255 carburizing Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000000137 annealing Methods 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 229910000599 Cr alloy Inorganic materials 0.000 description 1
- 229910001182 Mo alloy Inorganic materials 0.000 description 1
- QDLZHJXUBZCCAD-UHFFFAOYSA-N [Cr].[Mn] Chemical compound [Cr].[Mn] QDLZHJXUBZCCAD-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000000788 chromium alloy Substances 0.000 description 1
- OGSYQYXYGXIQFH-UHFFFAOYSA-N chromium molybdenum nickel Chemical compound [Cr].[Ni].[Mo] OGSYQYXYGXIQFH-UHFFFAOYSA-N 0.000 description 1
- 239000010730 cutting oil Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 229910000601 superalloy Inorganic materials 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/66—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light electrically excited, e.g. electroluminescence
- G01N21/67—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light electrically excited, e.g. electroluminescence using electric arcs or discharges
Landscapes
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Investigating And Analyzing Materials By Characteristic Methods (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843439472 DE3439472A1 (de) | 1984-10-27 | 1984-10-27 | Probe zur bestimmung des kohlenstoffgehalts in oberflaechenschichten |
| GB08524185A GB2166238B (en) | 1984-10-27 | 1985-10-01 | Checking surface treatment on metallic test piece |
| IT22456/85A IT1185427B (it) | 1984-10-27 | 1985-10-11 | Provino per la determinazione del contenuto di carbonio in strati superficiali |
| FR858515816A FR2572526B1 (fr) | 1984-10-27 | 1985-10-24 | Eprouvette pour la determination de la teneur en carbone dans des couches superficielles. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843439472 DE3439472A1 (de) | 1984-10-27 | 1984-10-27 | Probe zur bestimmung des kohlenstoffgehalts in oberflaechenschichten |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3439472A1 DE3439472A1 (de) | 1986-04-30 |
| DE3439472C2 true DE3439472C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-03-24 |
Family
ID=6248966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19843439472 Granted DE3439472A1 (de) | 1984-10-27 | 1984-10-27 | Probe zur bestimmung des kohlenstoffgehalts in oberflaechenschichten |
Country Status (4)
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1476182A (fr) * | 1966-04-15 | 1967-04-07 | Tsnii Tchornoy Metallourgiy | Procédé et appareil de détermination rapide de la teneur en gaz d'un métal |
| US3942892A (en) * | 1974-07-08 | 1976-03-09 | British Steel Corporation | Apparatus and method for the spectroscopic analysis of solid metal articles |
| JPS5972053A (ja) * | 1982-10-18 | 1984-04-23 | Mitsubishi Electric Corp | 金属材料品質検査法 |
-
1984
- 1984-10-27 DE DE19843439472 patent/DE3439472A1/de active Granted
-
1985
- 1985-10-01 GB GB08524185A patent/GB2166238B/en not_active Expired
- 1985-10-11 IT IT22456/85A patent/IT1185427B/it active
- 1985-10-24 FR FR858515816A patent/FR2572526B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB2166238A (en) | 1986-04-30 |
| GB8524185D0 (en) | 1985-11-06 |
| IT8522456A0 (it) | 1985-10-11 |
| FR2572526B1 (fr) | 1989-06-23 |
| GB2166238B (en) | 1988-05-25 |
| DE3439472A1 (de) | 1986-04-30 |
| IT1185427B (it) | 1987-11-12 |
| FR2572526A1 (fr) | 1986-05-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OM8 | Search report available as to paragraph 43 lit. 1 sentence 1 patent law | ||
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |