CN204153334U - A kind of seamless steel pipe for petrochemical industry - Google Patents
A kind of seamless steel pipe for petrochemical industry Download PDFInfo
- Publication number
- CN204153334U CN204153334U CN201420456480.8U CN201420456480U CN204153334U CN 204153334 U CN204153334 U CN 204153334U CN 201420456480 U CN201420456480 U CN 201420456480U CN 204153334 U CN204153334 U CN 204153334U
- Authority
- CN
- China
- Prior art keywords
- layer
- alloy
- steel pipe
- petrochemical industry
- seamless steel
- 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 - Fee Related
Links
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The utility model discloses a kind of seamless steel pipe for petrochemical industry, comprise: steel pipe body, Ni56Cr22Mo13Cu alloy-layer, Nb-TiAl alloy-layer, Mg-Zn-Nd-Cd-Zr alloy-layer and highly corrosion resistant Fe-(Cr, Ni)-Mo-P-C-B block amorphous alloy layer, the outer surface of described steel pipe body is enclosed with described Ni56Cr22Mo13Cu alloy-layer and described Nb-TiAl alloy-layer successively, the internal surface of described steel pipe body is disposed with described Mg-Zn-Nd-Cd-Zr alloy-layer and described highly corrosion resistant Fe-(Cr, Ni)-Mo-P-C-B block amorphous alloy layer.By the way, the utility model has enough plasticity and toughness and highly corrosion resistant, can meet the requirement of current petrochemical industry to seamless steel pipe.
Description
Technical field
The utility model relates to seamless steel pipe field, particularly relates to a kind of seamless steel pipe for petrochemical industry.
Background technique
Petrochemical equipment steel more will ensure enough plasticity and toughness (comprising impact toughness and fracture toughness) and corrosion resistance while requiring to have some strength under various service condition.Due to the continuous appearance of petrochemical industry new process, new equipment, make the service condition of petrochemical equipment more harsh, the plasticity of steel and toughness (comprising impact toughness and fracture toughness) and corrosion resistance etc. are had higher requirement.
But, petrochemical industry requirement can't be met for the impact toughness of the seamless steel pipe of petrochemical industry and fracture toughness and highly corrosion resistant at present.
Summary of the invention
The technical problem that the utility model mainly solves is to provide a kind of seamless steel pipe for petrochemical industry, has enough plasticity and toughness and highly corrosion resistant, can meet the requirement of current petrochemical industry to seamless steel pipe.
For solving the problems of the technologies described above, the technological scheme that the utility model adopts is: provide a kind of seamless steel pipe for petrochemical industry, comprise: steel pipe body, Ni56Cr22Mo13Cu alloy-layer, Nb-TiAl alloy-layer, Mg-Zn-Nd-Cd-Zr alloy-layer and highly corrosion resistant Fe-(Cr, Ni)-Mo-P-C-B block amorphous alloy layer, the outer surface of described steel pipe body is enclosed with described Ni56Cr22Mo13Cu alloy-layer and described Nb-TiAl alloy-layer successively, the internal surface of described steel pipe body is disposed with described Mg-Zn-Nd-Cd-Zr alloy-layer and described highly corrosion resistant Fe-(Cr, Ni)-Mo-P-C-B block amorphous alloy layer.
In the utility model preferred embodiment, the thickness of described highly corrosion resistant Fe-(Cr, Ni)-Mo-P-C-B block amorphous alloy layer is 1.5 ~ 2.2mm.
In the utility model preferred embodiment, the thickness of described Ni56Cr22Mo13Cu alloy-layer is 0.5 ~ 1.2mm.
In the utility model preferred embodiment, the thickness of described Nb-TiAl alloy-layer is 0.3 ~ 0.9mm.
The beneficial effects of the utility model are: the utility model is equipped with Ni56Cr22Mo13Cu alloy-layer, Nb-TiAl alloy-layer, Mg-Zn-Nd-Cd-Zr alloy-layer and highly corrosion resistant Fe-(Cr, Ni)-Mo-P-C-B block amorphous alloy layer, there is enough plasticity and toughness and highly corrosion resistant, the requirement of current petrochemical industry to seamless steel pipe can be met.
Accompanying drawing explanation
In order to be illustrated more clearly in the technological scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the structural representation of seamless steel pipe one preferred embodiment for petrochemical industry of the present utility model;
In accompanying drawing, the mark of each parts is as follows: 1, steel pipe body, and 2, Ni56Cr22Mo13Cu alloy-layer, 3, Nb-TiAl alloy-layer, 4, Mg-Zn-Nd-Cd-Zr alloy-layer, 5, highly corrosion resistant Fe-(Cr, Ni)-Mo-P-C-B block amorphous alloy layer.
Embodiment
Be clearly and completely described to the technological scheme in the utility model embodiment below, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, the utility model is embodiment comprise:
A kind of seamless steel pipe for petrochemical industry, comprise: steel pipe body 1, Ni56Cr22Mo13Cu alloy-layer 2, Nb-TiAl alloy-layer 3, Mg-Zn-Nd-Cd-Zr alloy-layer 4 and highly corrosion resistant Fe-(Cr, Ni)-Mo-P-C-B block amorphous alloy layer 5, the outer surface of described steel pipe body 1 is enclosed with described Ni56Cr22Mo13Cu alloy-layer 2 and described Nb-TiAl alloy-layer 3 successively, the internal surface of described steel pipe body 1 is disposed with described Mg-Zn-Nd-Cd-Zr alloy-layer 4 and described highly corrosion resistant Fe-(Cr, Ni)-Mo-P-C-B block amorphous alloy layer 5.
Preferably, the thickness of described highly corrosion resistant Fe-(Cr, Ni)-Mo-P-C-B block amorphous alloy layer 5 is 1.5 ~ 2.2mm.
Preferably, the thickness of described Ni56Cr22Mo13Cu alloy-layer 2 is 0.5 ~ 1.2mm.
Preferably, the thickness of described Nb-TiAl alloy-layer 3 is 0.3 ~ 0.9mm.
The beneficial effect that the utility model is used for the seamless steel pipe of petrochemical industry is: the utility model is equipped with Ni56Cr22Mo13Cu alloy-layer, Nb-TiAl alloy-layer, Mg-Zn-Nd-Cd-Zr alloy-layer and highly corrosion resistant Fe-(Cr, Ni)-Mo-P-C-B block amorphous alloy layer, there is enough plasticity and toughness and highly corrosion resistant, the requirement of current petrochemical industry to seamless steel pipe can be met.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present utility model.
Claims (4)
1. the seamless steel pipe for petrochemical industry, it is characterized in that, comprise: steel pipe body, Ni56Cr22Mo13Cu alloy-layer, Nb-TiAl alloy-layer, Mg-Zn-Nd-Cd-Zr alloy-layer and highly corrosion resistant Fe-(Cr, Ni)-Mo-P-C-B block amorphous alloy layer, the outer surface of described steel pipe body is enclosed with described Ni56Cr22Mo13Cu alloy-layer and described Nb-TiAl alloy-layer successively, the internal surface of described steel pipe body is disposed with described Mg-Zn-Nd-Cd-Zr alloy-layer and described highly corrosion resistant Fe-(Cr, Ni)-Mo-P-C-B block amorphous alloy layer.
2. the seamless steel pipe for petrochemical industry according to claim 1, is characterized in that, the thickness of described highly corrosion resistant Fe-(Cr, Ni)-Mo-P-C-B block amorphous alloy layer is 1.5 ~ 2.2mm.
3. the seamless steel pipe for petrochemical industry according to claim 1, is characterized in that, the thickness of described Ni56Cr22Mo13Cu alloy-layer is 0.5 ~ 1.2mm.
4. the seamless steel pipe for petrochemical industry according to claim 1, is characterized in that, the thickness of described Nb-TiAl alloy-layer is 0.3 ~ 0.9mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420456480.8U CN204153334U (en) | 2014-08-14 | 2014-08-14 | A kind of seamless steel pipe for petrochemical industry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420456480.8U CN204153334U (en) | 2014-08-14 | 2014-08-14 | A kind of seamless steel pipe for petrochemical industry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204153334U true CN204153334U (en) | 2015-02-11 |
Family
ID=52511449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420456480.8U Expired - Fee Related CN204153334U (en) | 2014-08-14 | 2014-08-14 | A kind of seamless steel pipe for petrochemical industry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204153334U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105937664A (en) * | 2016-06-29 | 2016-09-14 | 无锡必胜必精密钢管有限公司 | Steel pipe for pipe pile bridge |
-
2014
- 2014-08-14 CN CN201420456480.8U patent/CN204153334U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105937664A (en) * | 2016-06-29 | 2016-09-14 | 无锡必胜必精密钢管有限公司 | Steel pipe for pipe pile bridge |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104180081A (en) | Seamless steel pipe used for petrochemical engineering | |
| WO2015037477A3 (en) | Steel pressurized feed pipe for fuel | |
| MX2019003100A (en) | High-strength seamless steel pipe for oil well and method for producing same. | |
| MX2017008941A (en) | Steel plate for use in fuel tank. | |
| MX2016017044A (en) | MOLTEN Al PLATED STEEL WIRE AS WELL AS STRANDED WIRE AND MANUFACTURING METHOD THEREFOR. | |
| CN204153334U (en) | A kind of seamless steel pipe for petrochemical industry | |
| CN204358275U (en) | A kind of refractory metal pipeline | |
| MX2017008001A (en) | Steel plate for use in fuel tank. | |
| CN202805786U (en) | Corrosion-resistant embedded plate | |
| CN202775912U (en) | Plating layer structure of iron enameled pot opening part | |
| CN203162202U (en) | Rustproof corrosion-resistant valve | |
| CN202220939U (en) | Blind flange | |
| CN202079696U (en) | Roller of refiner | |
| CN204753234U (en) | Corrosion resistant wire rope | |
| CN104154349A (en) | Seamless steel tube for coal mine machinery | |
| CN203927215U (en) | New type water pipe joint | |
| CN204040704U (en) | Composite deposite hinge structure | |
| CN204199088U (en) | A kind of steel wire rope | |
| CN105401077A (en) | Anti-corrosion iron-based metal hardware | |
| CN102878356A (en) | Durable seamless stainless steel tube | |
| CN202866201U (en) | Wear-resisting and corrosion-resisting composite board | |
| CN104110186A (en) | Anti-corrosion hinge | |
| CN204387515U (en) | A kind of ocean flexible rubber steel band liner high-voltage tube | |
| CN203731075U (en) | Self-lubricating and wear-resistant seamless steel pipe used for automobile rotation shaft | |
| CN205013962U (en) | Complex side's pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150211 Termination date: 20150814 |
|
| EXPY | Termination of patent right or utility model |