CA2125535A1 - High Strength Austenitic Stainless Steel Having Excellent Galling Resistance - Google Patents
High Strength Austenitic Stainless Steel Having Excellent Galling ResistanceInfo
- Publication number
- CA2125535A1 CA2125535A1 CA2125535A CA2125535A CA2125535A1 CA 2125535 A1 CA2125535 A1 CA 2125535A1 CA 2125535 A CA2125535 A CA 2125535A CA 2125535 A CA2125535 A CA 2125535A CA 2125535 A1 CA2125535 A1 CA 2125535A1
- Authority
- CA
- Canada
- Prior art keywords
- maximum
- stainless steel
- austenitic stainless
- resistance
- high strength
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Earth Drilling (AREA)
- Drilling Tools (AREA)
- Heat Treatment Of Steel (AREA)
Abstract
A nonmagnetic austenitic stainless steel and articles produced therefrom, such as drill collars, having a 0.2% yield strength of at least 690 N/mm2 (100 ksi ), excellent resistance to intergranular stress corrosion, good ductility, good corrosion resistance, very low magnetic permeability (less than 1.004) and resistance to galling and wear which is typically at least 50% better than found in previous drill collars, the steel and articles consisting essentially of, in weight percent, from greater than 0.05% to about 0.10% carbon, greater than 18% to about 22% manganese, about 12.5% to about 17% chromium, about 1.5% to about 5% nickel, about 0.2% to about 0.4% nitrogen, about 0.2% to about 0.7% vanadium, about 1% maximum copper, about 1% maximum molybdenum, about 2% to about 4% silicon, about 0.05% maximum phosphorus, about 0.03% maximum sulfur and balance essentially iron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA002125535A CA2125535C (en) | 1994-06-09 | 1994-06-09 | High strength austenitic stainless steel having excellent galling resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA002125535A CA2125535C (en) | 1994-06-09 | 1994-06-09 | High strength austenitic stainless steel having excellent galling resistance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2125535A1 true CA2125535A1 (en) | 1995-12-10 |
| CA2125535C CA2125535C (en) | 1999-04-27 |
Family
ID=4153787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002125535A Expired - Fee Related CA2125535C (en) | 1994-06-09 | 1994-06-09 | High strength austenitic stainless steel having excellent galling resistance |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2125535C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112628726A (en) * | 2021-01-21 | 2021-04-09 | 郑州三众能源科技有限公司 | Metal material for CFB boiler wear-resistant plate, profiling wear-resistant plate, lateral wear-resistant plate and manufacturing method of wear-resistant plate |
-
1994
- 1994-06-09 CA CA002125535A patent/CA2125535C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112628726A (en) * | 2021-01-21 | 2021-04-09 | 郑州三众能源科技有限公司 | Metal material for CFB boiler wear-resistant plate, profiling wear-resistant plate, lateral wear-resistant plate and manufacturing method of wear-resistant plate |
| CN112628726B (en) * | 2021-01-21 | 2024-03-12 | 郑州三众能源科技有限公司 | Metal material for CFB boiler wear-resistant plate, profiling wear-resistant plate, lateral wear-resistant plate and manufacturing method of wear-resistant plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2125535C (en) | 1999-04-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |