CA1250273A - Valve casing for use in a butterfly valve - Google Patents
Valve casing for use in a butterfly valveInfo
- Publication number
- CA1250273A CA1250273A CA000514794A CA514794A CA1250273A CA 1250273 A CA1250273 A CA 1250273A CA 000514794 A CA000514794 A CA 000514794A CA 514794 A CA514794 A CA 514794A CA 1250273 A CA1250273 A CA 1250273A
- Authority
- CA
- Canada
- Prior art keywords
- seal ring
- valve
- valve casing
- inner shell
- shell
- 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
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 239000002184 metal Substances 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 14
- 150000002739 metals Chemical class 0.000 claims description 2
- 230000035939 shock Effects 0.000 claims description 2
- 230000032683 aging Effects 0.000 abstract description 4
- 239000012530 fluid Substances 0.000 description 12
- 239000000463 material Substances 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000003466 welding Methods 0.000 description 6
- 241000510032 Ellipsaria lineolata Species 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 5
- 238000005452 bending Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000035882 stress Effects 0.000 description 5
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910001018 Cast iron Inorganic materials 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 229910000963 austenitic stainless steel Inorganic materials 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000792 Monel Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229940086255 perform Drugs 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Valve Housings (AREA)
- Lift Valve (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60-202862 | 1985-09-12 | ||
| JP20286285A JPS6263279A (ja) | 1985-09-12 | 1985-09-12 | 蝶型弁 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1250273A true CA1250273A (en) | 1989-02-21 |
Family
ID=16464424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000514794A Expired CA1250273A (en) | 1985-09-12 | 1986-07-28 | Valve casing for use in a butterfly valve |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS6263279A (enrdf_load_stackoverflow) |
| CA (1) | CA1250273A (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6435178A (en) * | 1987-07-28 | 1989-02-06 | Toyo Valve Co Ltd | Butterfly valve |
| JPS6469866A (en) * | 1987-09-10 | 1989-03-15 | Chubu Koki | Butterfly valve |
| JPH0814323B2 (ja) * | 1987-10-27 | 1996-02-14 | 株式会社巴技術研究所 | バタフライ弁 |
| JPH0419968U (enrdf_load_stackoverflow) * | 1990-06-11 | 1992-02-19 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2047713C3 (de) * | 1970-09-29 | 1978-11-30 | L. & C. Steinmueller Gmbh, 5270 Gummersbach | Drosselklappe |
| JPS54174021U (enrdf_load_stackoverflow) * | 1978-05-30 | 1979-12-08 |
-
1985
- 1985-09-12 JP JP20286285A patent/JPS6263279A/ja active Granted
-
1986
- 1986-07-28 CA CA000514794A patent/CA1250273A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0350150B2 (enrdf_load_stackoverflow) | 1991-07-31 |
| JPS6263279A (ja) | 1987-03-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |