CN1391020A - Medium-strength sleeved petroleum pipe for hot recovery well of thick oil and its making method - Google Patents
Medium-strength sleeved petroleum pipe for hot recovery well of thick oil and its making method Download PDFInfo
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- CN1391020A CN1391020A CN 01118706 CN01118706A CN1391020A CN 1391020 A CN1391020 A CN 1391020A CN 01118706 CN01118706 CN 01118706 CN 01118706 A CN01118706 A CN 01118706A CN 1391020 A CN1391020 A CN 1391020A
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Abstract
A medium-strength sleeve tube for thermally recovering the thick petroleum is made of Cr-Mo steel which contains C (0.2-0.3), Si (0.15-0.3), Mn (0.6-1.1), P (0-0.02), S (0-0.015), Ni (0-0.3), Cr (0.4-1.2), Mo (0.06-0.2) and Cu (0-0.3) through smelting steel, hoot rolling of seamless steel pipe, quenching and annealing. Its advantage is high thermal stability and strength.
Description
The invention belongs to moderate strength petroleum casing pipe and production method thereof, particularly a kind of thick oil thermal extraction moderate strength petroleum casing pipe and production method thereof.
At present Karamay oilfield hundred heavy seven block B districts, Xinjiang are positioned to the east of the Karamay City 70 kilometers Bai Kouquan, and this block is a heavy oil block, and the viscosity of viscous crude in the down-hole is 0.8 ten thousand millis. handkerchief. second, under 20 ℃ the situation, its viscosity reaches 4.5 ten thousand millis on ground. handkerchief. and second.
Adopt the exploitation of single well stimulation heat injection steam technology, directly utilize oil pipe heat injection steam, it is 300 ℃ that vapours is gone into the well temperature, 3 ~ 4 rounds of annual steam injection, and the design well depth is about 500 meters.The main at present oval retaining ring pipe of N80 that uses, the principal mode that cover decreases are to squeeze with upper part sleeve pipe body at oil reservoir to ruin distortion and screw thread or body fracture failure, and then cause whole mouthful of oil well to be scrapped, and cause the economic loss of units up to a million.
The purpose of this invention is to provide a kind of thick oil thermal extraction moderate strength petroleum casing pipe and production method thereof, overcome the shortcoming and defect of prior art.The petroleum casing pipe that suitable thick oil thermal extraction is used (non-API series), Heat stability is good.
The object of the present invention is achieved like this:
A kind of thick oil thermal extraction moderate strength petroleum casing pipe, it is characterized by: select for use better heat stability Cr-Mo steel as pipe material, the composition of steel grade is designed to: C=0.20 ~ 0.30 Si=0.15 ~ 0.30Mn=0.60 ~ 1.10 P≤0.02 S≤0.015 Ni≤0.30 Cr=0.40 ~ 1.20 Mo=0.060 ~ 0.20Cu≤0.30 also adopts direct reduced iron to add that the high-quality steel scrap is as steelmaking feed, continuous casting billet is after being rolled into seamless pipe, through the intensity and the toughness of quenching and tempering assurance sleeve pipe, its microscopic structure is: tempered sorbite; Its yield strength scope is: 621～850Mpa; Tensile strength is not less than 760Mpa; Elongation per unit length is not less than 14.5% petroleum casing pipe.
Its performance indications are as follows: yield strength σ
T0.5621 ~ 850Mpa tensile strength sigma
b〉=760Mpa elongation per unit length 〉=14.5% impact toughness: minimum value is calculated by API SPEC.5CT (98 editions) formula;
The sleeve pipe overall performance
The inclined to one side ladder lock of API: body collapse resistance: yield strength: 〉=52Mpa in 〉=37Mpa the slippage strength: 〉=3033KN
The oval button of API: body collapse resistance: yield strength: 〉=52Mpa in 〉=37Mpa the slippage strength: 〉=2360KN
High temperature tensile properties
The finished product sleeve pipe requires to reach at 300 ℃ tensile property: yield strength (σ
T0.5) be not less than 620Mpa.The minimum value of impact toughness is calculated by API SPEC.5CT (98 editions) formula.
A kind of thick oil thermal extraction with the production method of moderate strength petroleum casing pipe is: adopt spongy iron and steel scrap to do steelmaking feed, be fused into molten steel with electric arc furnaces, after external refining and vacuum outgas, obtain: C=0.20 ~ 0.30 Si=0.15 ~ 0.30 Mn=0.60 ~ 1.10 P≤0.020 S≤0.015 Ni≤0.30 Cr=0.40 ~ 1.20 Mo=0.060 ~ 0.20 Cu≤0.30 surplus is the chemical analysis of Fe, become the circle base through continuous casting again, cooled continuous casting billet is heated in rotary heating furnace, furnace temperature is 1285 ℃, and heat centering temperature is 1210 ℃, and hot piercing temperature is 1230 ℃, pass through tandem rolling again, sizing, cooling, sawing, aligning, flaw detection; Heat treatment: 900 ℃ of quenchings, shrend is 640 ℃ of tempering; At 610 ℃ of hot sizes, 540 ℃ of thermal straightenings, flaw detection at last obtains finished product.
Advantage of the present invention is:
This petroleum casing pipe is adapted at the aboveground use of heavy crude heat extraction, its Heat stability is good, calorific intensity height.
The following describes embodiment:
Embodiment: (φ 177.8 * 8.05mm), and its chemical composition and working process parameter are as follows: the chemical analysis of described sleeve pipe (weight %) is: C=0.20 ~ 0.30 Si=0.15 ~ 0.30 Mn=0.60 ~ 1.10 P≤0.020 S≤0.015 Ni≤0.30 Cr=0.40 ~ 1.20 Mo=0.060 ~ 0.20 Cu≤0.30 surplus is Fe to produce petroleum casing pipe TP90H by described composition and method.
Adopt spongy iron and steel scrap to do steelmaking feed, be fused into molten steel with electric arc furnaces, after external refining and vacuum outgas, obtain chemical analysis as mentioned above, continuous casting becomes the circle base, and cooled continuous casting billet is heated in rotary heating furnace, furnace temperature is 1285 ℃, heat centering (1210 ℃), hot piercing (1230 ℃), tandem rolling, sizing, cooling, sawing, aligning, flaw detection; Heat treatment: in 900 ℃ of quenchings (shrend), 640 ℃ of tempering; At 610 ℃ of hot sizes, 540 ℃ of thermal straightenings, flaw detection at last.
After heat treatment, the index that reaches of the mechanical property of described sleeve pipe is as follows:
Yield strength (σ
T0.5) 784Mpa
Tensile strength (σ
b) 841Mpa elongation per unit length 22.5%
Impact toughness (VL 10*50 ℃): ballistic work: 52J.
High temperature tensile properties: yield strength (σ
T0.5) be: room temperature 790Mpa, 100 ℃ of 752Mpa, 200 ℃ of 692Mpa, 450 ℃ of 561Mpa. of 300 ℃ of 643Mpa
The index that reaches by the whole functional performance of the sleeve pipe after the aforementioned tubes processing technology processing is as follows:
The oval button of API:
Body collapse resistance: yield strength:＞60Mpa. in 40Mpa slippage strength: the 2642KN
The inclined to one side ladder lock of API:
Body collapse resistance: yield strength:＞60Mpa. in 40Mpa slippage strength: the 3848KN
With a kind of specification and button-type (sleeve pipe of φ 177.8 * 8.05mm) is an example, and the whole using property data of its finished product sleeve pipe is as follows:
The inclined to one side ladder lock of API:
Body collapse resistance: 〉=37Mpa; Slippage strength: 〉=3033KN; Interior yield strength: 〉=52Mpa.
The long garden of API button:
Body collapse resistance: 〉=37Mpa; Slippage strength: 〉=2360KN; Interior yield strength: 〉=52Mpa.
The Heat stability is good of described shell material, its yield strength is not less than 620Mpa under 300 ℃ of environment, by adopting special heat treatment (850 ℃～950 ℃+550 ℃～650 ℃ tempering of quenching) and straightening process (thermal straightening, straightening temperature is controlled at more than 450 ℃), make the level that deformation ability reaches high collapse-resistance casing of squeezing that resists of described sleeve pipe outward, guarantee the length of male end effective thread by the physical dimension of control body, the phosphate coating thickness of reasonably optimizing thread parameter and strict control box cupling screw thread reaches by a reconditioning public affairs, the starting buckle of female end screw thread and black skin buckle burr, and adopt special high temperature resistant thread sealing grease to guarantee to be threaded in repeatedly and draw, good seal performance under the pressure condition.
Claims (3)
1, a kind of thick oil thermal extraction moderate strength petroleum casing pipe, it is characterized by: select for use better heat stability Cr-Mo steel as pipe material, the composition of steel grade is designed to: C=0.20 ~ 0.30 Si=0.15 ~ 0.30Mn=0.60 ~ 1.10 P≤0.02 S≤0.015 Ni≤0.30 Cr=0.40 ~ 1.20 Mo=0.060 ~ 0.20Cu≤0.30 also adopts direct reduced iron to add that the high-quality steel scrap is as steelmaking feed, continuous casting billet is after being rolled into seamless pipe, through the intensity and the toughness of quenching and tempering assurance sleeve pipe, its microscopic structure is: tempered sorbite; Its yield strength scope is: 621～850Mpa; Tensile strength is not less than 760Mpa; Elongation per unit length is not less than 14.5% petroleum casing pipe.
2, a kind of thick oil thermal extraction moderate strength petroleum casing pipe according to claim 1, it is characterized by: performance indications are as follows: yield strength σ
T0.5621 ~ 850Mpa tensile strength sigma
b〉=760Mpa elongation per unit length 〉=14.5% impact toughness: minimum value is calculated by API SPEC.5CT (98 editions) formula:
The sleeve pipe overall performance
The inclined to one side ladder lock of API: body collapse resistance: yield strength: 〉=52Mpa in 〉=37Mpa the slippage strength: 〉=3033KN
The oval button of API: body collapse resistance: yield strength: 〉=52Mpa in 〉=37Mpa the slippage strength: 〉=2360KN
High temperature tensile properties finished product sleeve pipe requires to reach at 300 ℃ tensile property: yield strength (σ
T0.5) be not less than 620Mpa.
3, a kind of thick oil thermal extraction according to claim 1 production method of moderate strength petroleum casing pipe, it is characterized by: adopt spongy iron and steel scrap to do steelmaking feed, be fused into molten steel with electric arc furnaces, after external refining and vacuum outgas, obtain: C=0.20 ~ 0.30 Si=0.15 ~ 0.30 Mn=0.60 ~ 1.10 P≤0.020 S≤0.015 Ni≤0.30 Cr=0.40 ~ 1.20 Mo=0.060 ~ 0.20 Cu≤0.30 surplus is the chemical analysis of Fe, become the circle base through continuous casting again, cooled continuous casting billet is heated in rotary heating furnace, furnace temperature is 1285 ℃, heat centering temperature is 1210 ℃, hot piercing temperature is 1230 ℃, passes through tandem rolling again, sizing, cooling, sawing, aligning, flaw detection; Heat treatment: 900 ℃ of quenchings, shrend is 640 ℃ of tempering; At 610 ℃ of hot sizes, 540 ℃ of thermal straightenings, flaw detection at last obtains finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01118706 CN1391020A (en) | 2001-06-07 | 2001-06-07 | Medium-strength sleeved petroleum pipe for hot recovery well of thick oil and its making method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01118706 CN1391020A (en) | 2001-06-07 | 2001-06-07 | Medium-strength sleeved petroleum pipe for hot recovery well of thick oil and its making method |
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| CN1391020A true CN1391020A (en) | 2003-01-15 |
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| CN 01118706 Pending CN1391020A (en) | 2001-06-07 | 2001-06-07 | Medium-strength sleeved petroleum pipe for hot recovery well of thick oil and its making method |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1304619C (en) * | 2003-11-21 | 2007-03-14 | 天津钢管有限责任公司 | Deep well, ultra deep well petroleum sleev in petroleum natural extraction gas and its production method |
| CN1329544C (en) * | 2005-03-15 | 2007-08-01 | 无锡西姆莱斯石油专用管制造有限公司 | High anti-extrusion petroleum casing pipe and method for producing same |
| CN100351419C (en) * | 2004-09-15 | 2007-11-28 | 玉门石油管理局 | Anti-corrosion oil pumping rod and its producing method |
| CN100422374C (en) * | 2006-04-04 | 2008-10-01 | 无锡西姆莱斯石油专用管制造有限公司 | Anti-sulfur drill rod and method for manufacturing the same |
| CN100516247C (en) * | 2007-12-04 | 2009-07-22 | 咸阳恒通钻探设备制造有限公司 | Long thick wall petroleum drilling and mining steel pipe heat treatment technique |
| CN101694250B (en) * | 2009-10-13 | 2011-04-06 | 天津钢管集团股份有限公司 | 500MPa-grade VN alloying non-tempering seamless steel tube and manufacturing method thereof |
| CN101182757B (en) * | 2007-12-14 | 2011-08-31 | 天津钢管集团股份有限公司 | Sidetracking petroleum case pipe for petroleum natural gas mining industry |
| CN102305027A (en) * | 2011-08-12 | 2012-01-04 | 西南石油大学 | Anti-corrosion thermal-proof oil pipe with thermal barrier coating on surface for thermal recovery of thick oil |
| CN102978365A (en) * | 2012-11-26 | 2013-03-20 | 衡阳华菱钢管有限公司 | Heat treatment method of large reducing forming pipe die |
| CN103643124A (en) * | 2013-11-20 | 2014-03-19 | 江苏天舜金属材料集团有限公司 | Processing method of above-600MPa-grade high-strength steel bar connection sleeve |
| CN106319367A (en) * | 2016-09-14 | 2017-01-11 | 天津钢管集团股份有限公司 | 125 ksi high-strength and high-toughness petroleum casing pipe for exploring thickened oil through SAGD method and manufacturing method thereof |
| CN107151761A (en) * | 2016-10-28 | 2017-09-12 | 中国石油集团渤海石油装备制造有限公司 | A kind of high toughness petroleum drilling rod and its manufacture method |
| CN110527927A (en) * | 2019-08-30 | 2019-12-03 | 山东理工大学 | It is a kind of to dredge retainer peculiar to vessel and its manufacturing method |
| CN110538874A (en) * | 2018-05-29 | 2019-12-06 | 湖北新冶钢特种钢管有限公司 | manufacturing method for producing drill rod joint by adopting seamless steel pipe |
| CN115612929A (en) * | 2022-09-28 | 2023-01-17 | 延安嘉盛石油机械有限责任公司 | Petroleum casing pipe for heavy oil thermal production well and preparation method thereof |
-
2001
- 2001-06-07 CN CN 01118706 patent/CN1391020A/en active Pending
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1304619C (en) * | 2003-11-21 | 2007-03-14 | 天津钢管有限责任公司 | Deep well, ultra deep well petroleum sleev in petroleum natural extraction gas and its production method |
| CN100351419C (en) * | 2004-09-15 | 2007-11-28 | 玉门石油管理局 | Anti-corrosion oil pumping rod and its producing method |
| CN1329544C (en) * | 2005-03-15 | 2007-08-01 | 无锡西姆莱斯石油专用管制造有限公司 | High anti-extrusion petroleum casing pipe and method for producing same |
| CN100422374C (en) * | 2006-04-04 | 2008-10-01 | 无锡西姆莱斯石油专用管制造有限公司 | Anti-sulfur drill rod and method for manufacturing the same |
| CN100516247C (en) * | 2007-12-04 | 2009-07-22 | 咸阳恒通钻探设备制造有限公司 | Long thick wall petroleum drilling and mining steel pipe heat treatment technique |
| CN101182757B (en) * | 2007-12-14 | 2011-08-31 | 天津钢管集团股份有限公司 | Sidetracking petroleum case pipe for petroleum natural gas mining industry |
| CN101694250B (en) * | 2009-10-13 | 2011-04-06 | 天津钢管集团股份有限公司 | 500MPa-grade VN alloying non-tempering seamless steel tube and manufacturing method thereof |
| CN102305027B (en) * | 2011-08-12 | 2013-12-11 | 西南石油大学 | Anti-corrosion thermal-proof oil pipe with thermal barrier coating on surface for thermal recovery of thick oil |
| CN102305027A (en) * | 2011-08-12 | 2012-01-04 | 西南石油大学 | Anti-corrosion thermal-proof oil pipe with thermal barrier coating on surface for thermal recovery of thick oil |
| CN102978365A (en) * | 2012-11-26 | 2013-03-20 | 衡阳华菱钢管有限公司 | Heat treatment method of large reducing forming pipe die |
| CN102978365B (en) * | 2012-11-26 | 2016-11-09 | 衡阳华菱钢管有限公司 | A kind of heat treatment method of big diameter-reducing formation pipe die |
| CN103643124A (en) * | 2013-11-20 | 2014-03-19 | 江苏天舜金属材料集团有限公司 | Processing method of above-600MPa-grade high-strength steel bar connection sleeve |
| CN106319367A (en) * | 2016-09-14 | 2017-01-11 | 天津钢管集团股份有限公司 | 125 ksi high-strength and high-toughness petroleum casing pipe for exploring thickened oil through SAGD method and manufacturing method thereof |
| CN106319367B (en) * | 2016-09-14 | 2018-07-06 | 天津钢管集团股份有限公司 | SAGD methods the heavy crude producing tough petroleum casing pipes of 125ksi high and its manufacturing method |
| CN107151761A (en) * | 2016-10-28 | 2017-09-12 | 中国石油集团渤海石油装备制造有限公司 | A kind of high toughness petroleum drilling rod and its manufacture method |
| CN110538874A (en) * | 2018-05-29 | 2019-12-06 | 湖北新冶钢特种钢管有限公司 | manufacturing method for producing drill rod joint by adopting seamless steel pipe |
| CN110538874B (en) * | 2018-05-29 | 2021-04-02 | 大冶特殊钢有限公司 | Manufacturing method for producing drill rod joint by adopting seamless steel pipe |
| CN110527927A (en) * | 2019-08-30 | 2019-12-03 | 山东理工大学 | It is a kind of to dredge retainer peculiar to vessel and its manufacturing method |
| CN115612929A (en) * | 2022-09-28 | 2023-01-17 | 延安嘉盛石油机械有限责任公司 | Petroleum casing pipe for heavy oil thermal production well and preparation method thereof |
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