PL116460B1 - Alloy steel - Google Patents
Alloy steel Download PDFInfo
- Publication number
- PL116460B1 PL116460B1 PL20563878A PL20563878A PL116460B1 PL 116460 B1 PL116460 B1 PL 116460B1 PL 20563878 A PL20563878 A PL 20563878A PL 20563878 A PL20563878 A PL 20563878A PL 116460 B1 PL116460 B1 PL 116460B1
- Authority
- PL
- Poland
- Prior art keywords
- steel
- max
- alloy steel
- sections
- weight
- Prior art date
Links
- 229910000851 Alloy steel Inorganic materials 0.000 title claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 238000005065 mining Methods 0.000 claims description 11
- 239000012535 impurity Substances 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 description 17
- 239000010959 steel Substances 0.000 description 17
- 239000000203 mixture Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- 238000000137 annealing Methods 0.000 description 2
- 235000011194 food seasoning agent Nutrition 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Heat Treatment Of Steel (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19772713782 DE2713782C3 (de) | 1977-03-29 | 1977-03-29 | Verwendung von niedriglegierten Stählen als Werkstoff für die Herstellung von Rinnenprofilen des nachgiebigen Streckenausbaus in Grubenbetrieben |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PL205638A1 PL205638A1 (pl) | 1978-12-18 |
| PL116460B1 true PL116460B1 (en) | 1981-06-30 |
Family
ID=6004966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL20563878A PL116460B1 (en) | 1977-03-29 | 1978-03-28 | Alloy steel |
Country Status (5)
| Country | Link |
|---|---|
| DE (1) | DE2713782C3 (de) |
| FR (1) | FR2385974A1 (de) |
| GB (1) | GB1552572A (de) |
| LU (1) | LU79325A1 (de) |
| PL (1) | PL116460B1 (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3628712A1 (de) * | 1986-08-23 | 1988-02-25 | Kloeckner Stahl Gmbh | Denitrierter, niedriglegierter, hochfester, grubenbestaendiger feinkornbaustahl |
| DE3628711A1 (de) * | 1986-08-23 | 1988-03-10 | Kloeckner Stahl Gmbh | Denitrierter, niedriglegierter, hochfester feinkornbaustahl |
| US5743972A (en) * | 1995-08-29 | 1998-04-28 | Kawasaki Steel Corporation | Heavy-wall structural steel and method |
| EP2703592A1 (de) | 2012-08-28 | 2014-03-05 | Zenon Malkowski | Türflügel einer wärmeisolierten Tür |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1069169B (de) * | 1959-11-19 | Hoesch-Westfalenhütte Aktiengesellllschiaifit, Dortmund | Die Verwendung eines Stahles als Werkstoff für Grubenausbausegmente | |
| US1697130A (en) * | 1925-01-26 | 1929-01-01 | Int Nickel Co | Nickel manganese steel alloy and method of treating the same |
| FR976859A (fr) * | 1948-10-22 | 1951-03-23 | Rech S Ind Et Minieres Soc Et | Soutènement en acier spécial |
| DE1000413B (de) * | 1954-03-11 | 1957-01-10 | Bochumer Ges Fuer Grubenausbau | Verfahren und Vorrichtung zur Herstellung von vergueteten Profilstahl-Abschnitten |
| AT244705B (de) * | 1964-01-17 | 1966-01-25 | Boehler & Co Ag Geb | Zusatzwerkstoff für die Unterpulverschweißung von Feinkornstählen |
| GB1342582A (en) * | 1970-03-20 | 1974-01-03 | British Steel Corp | Rail steel |
| CA952415A (en) * | 1970-05-20 | 1974-08-06 | Eiji Miyoshi | Process and apparatus for manufacture of strong tough steel plates |
-
1977
- 1977-03-29 DE DE19772713782 patent/DE2713782C3/de not_active Expired
-
1978
- 1978-03-14 FR FR7807310A patent/FR2385974A1/fr active Granted
- 1978-03-28 GB GB1197278A patent/GB1552572A/en not_active Expired
- 1978-03-28 PL PL20563878A patent/PL116460B1/pl unknown
- 1978-03-28 LU LU79325A patent/LU79325A1/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2385974B1 (de) | 1984-03-09 |
| GB1552572A (en) | 1979-09-12 |
| DE2713782A1 (de) | 1978-10-05 |
| DE2713782B2 (de) | 1979-06-28 |
| FR2385974A1 (fr) | 1978-10-27 |
| LU79325A1 (de) | 1978-06-29 |
| DE2713782C3 (de) | 1987-10-22 |
| PL205638A1 (pl) | 1978-12-18 |
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