CN104909574B - Compound crystallite pipeline of a kind of high toughness wear resistant anti-corrosion antidetonation and preparation method thereof - Google Patents
Compound crystallite pipeline of a kind of high toughness wear resistant anti-corrosion antidetonation and preparation method thereof Download PDFInfo
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- CN104909574B CN104909574B CN201510297245.XA CN201510297245A CN104909574B CN 104909574 B CN104909574 B CN 104909574B CN 201510297245 A CN201510297245 A CN 201510297245A CN 104909574 B CN104909574 B CN 104909574B
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Abstract
The invention discloses compound crystallite pipeline of a kind of high toughness wear resistant anti-corrosion antidetonation and preparation method thereof.The compound crystallite pipeline is divided into inside and outside two-layer, and internal layer is microcrystal glass tube, and outer layer is devitrified glass steel, and the devitrified glass steel is composited by devitrified glass fibre cloth with epoxy resin.Its preparation method is comprised the following steps：(1) the composition proportion selection melting sources according to microcrystal glass tube and crystalline glass fibre obtain melten glass liquid；(2) microcrystal glass tube is prepared；(3) devitrified glass fibre cloth is prepared；(4) the thick devitrified glass fibre cloths of 1-8mm are wound outside microcrystal glass tube, while coat epoxy resin, then curing molding.The impact resistance and resistance to pressure of the compound crystallite pipeline that the present invention is provided are higher than single devitrified glass pipeline；High intensity, high tenacity, high-wearing feature, anti-corrosive properties high and high shock resistance are collected, the every field such as oil, natural gas, chemical industry, mine, power plant, cement plant, submarine cable, running water, military project are can be applied to.
Description
Technical field
The present invention relates to compound crystallite pipeline of a kind of high toughness wear resistant anti-corrosion antidetonation and preparation method thereof, belong to devitrified glass
Applied technical field.
Background technology
Metallic conduit, especially steel alloy pipeline, have a wide range of applications in numerous areas.But the anticorrosion antiwear of metal
Problem has turned into the difficulty of its development of restriction.Material science worker has increased the use longevity of metal material using various technologies
Life, many people use face coat, surface treatment, even use and Ceramic Composite, but its effect is still unsatisfactory so far.Also
Many people are attempted with the Inorganic Non-metallic Materials such as ceramics, glass and carry out substituted metal, but its fragility is larger is also difficult to obtain it
Breakthrough development.Another some people is attempted with fiberglass and carrys out substituted metal, but its temperature tolerance is low and ageing resistace is poor,
It is difficult to make its complete substituted metal material.
The content of the invention
It is an object of the invention to provide a kind of compound crystallite pipeline of high toughness wear resistant anti-corrosion antidetonation.
Preparation another object of the present invention is to provide a kind of compound crystallite pipeline of high toughness wear resistant anti-corrosion antidetonation
Method.
To achieve the above object, the present invention uses following technical scheme：
A kind of compound crystallite pipeline of high toughness wear resistant anti-corrosion antidetonation, the compound crystallite pipeline is divided into inside and outside two-layer, and internal layer is
Microcrystal glass tube, outer layer is devitrified glass steel, and the devitrified glass steel is composited by devitrified glass fibre cloth with epoxy resin.
Wherein, the institutional framework of the microcrystal glass tube and crystalline glass fibre is based on the cuspidine of high stable high rigidity
Crystalline phase, also containing melilite, nepheline, diopside, β-quartz and wollastonite at least one secondary crystalline phase, primary and secondary crystalline phase crystal
Total content be more than 95%, 80% principal crystalline phase and all crystallite dimensions of crystalline phase are in the range of 10~30nm.This group
Structure is knitted so that material has hardness and good obdurability very high.
Wherein, the microcrystal glass tube and crystalline glass fibre are consisted of the following composition by weight percentage：Silica
54~72%；Aluminum oxide 1~8%；Magnesia 4~6%；Calcium oxide 8~20%；Potassium oxide 4~6%；Boron oxide 4~6%；Oxygen
Change sodium 2~6%；Fluorine 4~6%.Further, in order to obtain corrosion resistance high, it is preferable that the total content of sodium oxide molybdena and potassium oxide
≤ 7%.In order to obtain tiny crystal grain, it is preferable that the ratio between content of magnesia and boron oxide is 1: 1.
A kind of preparation method of the compound crystallite pipeline of high toughness wear resistant anti-corrosion antidetonation, comprises the following steps：
(1) composition proportion according to microcrystal glass tube and crystalline glass fibre selects suitable raw mineral materials and chemical industry former
Material, melt and obtains melten glass liquid, and highest fusion temperature is 1380-1450 DEG C；
(2) microcrystal glass tube is prepared：Fusing will obtain after melten glass liquid clarifies at 1050-1200 DEG C in step (1)
It is molded using centrifugal casting, blowing or by the way of drawing shaping and obtains microcrystal glass tube；By microcrystal glass tube at 600-880 DEG C
Between be heat-treated, and control the growth of the complex phase crystal such as cuspidine, it is ensured that the content of residual glass phase is less than 5%；
(3) devitrified glass fibre cloth is prepared：Fusing will obtain after melten glass liquid clarifies at 950-1050 DEG C in step (1)
Directly reel off raw silk from cocoons and obtain 5~10 μm of crystalline glass fibres of Φ；The crystalline glass fibre that will be obtained carries out hot place between 600-880 DEG C
Reason, and control the growth of the complex phase crystal such as cuspidine, it is ensured that the content of residual glass phase is less than 5% in filament；By crystallite glass
Glass fibrage is into devitrified glass fibre cloth；
(4) devitrified glass fibre cloth of the microcrystal glass tube outside winding 1-8mm thickness obtained in step (2), while coating
Epoxy resin, then curing molding.
Beneficial effects of the present invention are：
, up to 7.5, bending strength is more than 400MPa, fracture toughness K for the Mohs' hardness of the compound crystallite pipeline that the present invention is providedIC
More than 4MPam1/2, anti-HS corrosion is more than 1000 times of ordinary steel, and wearability is more than 12 times of potassium steel.The present invention is carried
The impact resistance and resistance to pressure of the compound crystallite pipeline for supplying are higher than single devitrified glass pipeline.Compound crystallite pipeline of the invention will
High intensity, high tenacity, high-wearing feature, anti-corrosive properties high and high shock resistance are collected, can be applied to oil, natural gas, chemical industry,
The every field such as mine, power plant, cement plant, submarine cable, running water, military project.
Specific embodiment
Below by way of specific embodiment, the present invention will be further described.
Embodiment 1
In the compound crystallite pipeline of the present embodiment, devitrified glass pipe range 12.4m, internal diameter 852mm, wall thickness 42mm；Outer microtube
Crystal glass steel wall thickness 6mm.It is required that maximum pressure-resistant 16MPa.Its preparation process is specially：
1st, the formula (by weight percentage) of microcrystal glass tube and crystalline glass fibre is determined：
2nd, according to formula, the raw material such as selection quartz sand, potassium feldspar, talcum, calcite, borax, boric acid, fluorite, potassium carbonate,
According to formula and the chemical composition of various raw materials, the consumption of various raw materials is calculated.
3rd, melt：After various raw materials are mixed, 1405 ± 5 DEG C of melt in furnace is put into.
4th, it is molded：
(1) shaping of microcrystal glass tube：
A, the glass metal for having melted flow to 1155 ± 5 DEG C of depositing reservoir clarification；
B, the glass metal that will have been clarified are injected on preprepared centrifuge the glass tube for obtaining being pre-designed size.
(2) shaping of crystalline glass fibre：
A, the glass metal for having melted flow to 1025 ± 5 DEG C of depositing reservoir clarification；
B, directly reeled off raw silk from cocoons by depositing reservoir, control 5~6 μm of a diameter of Φ of fiber.
5th, it is heat-treated：
(1) microcrystal glass tube heat treatment：Glass tube is heat-treated between 600~880 DEG C, the complex phase such as control cuspidine
The growth of crystal, it is ensured that the content of residual glass phase is less than 5%；
(2) crystalline glass fibre heat treatment：Glass fiber is by 600~880 DEG C of heat-treatment furnaces, it is ensured that devitrified glass is fine
The content of residual glass phase is less than 5% in dimension silk.
6th, the combination process of microcrystal glass tube and devitrified glass steel：
(1) devitrified glass fibre cloth is woven with crystalline glass fibre；
(2) devitrified glass fibre cloth with epoxy resin 6mm thick in the outer layer winding of microcrystal glass tube；
(3) curing molding.
7th, it is trimmed to the dimensions of design requirement.
8th, detect：
(1) detection of devitrified glass：
A, phase structure：
Cuspidine：~62%
Melilite：~19%
Nepheline：~8%
Diopside：~4%
Wollastonite：~3%
Glass phase：~4%
B, crystallite dimension：
30~200nm：~15%
10~30nm：~85%
Note：＞ 30nm are cuspidine.
C, density：2.65g/cm3；
D, hardness：Mohs' hardness 7.5；
E, bending strength：480MPa；
F, compression strength：630MPa；
G, the corrosion of resistance to strong acid：K≤0.05%；
H, anti-alkali corrosion：K≤0.05%；
I, anti-HS corrosion are more than 1000 times of 35CrMo steel.
(2) detection of microcrystal glass tube：
It is maximum pressure-resistant：47MPa.
(3) it is combined the detection of crystallite pipeline：
It is a, maximum pressure-resistant：56MPa；
B, temperature influence：- 60~100 DEG C, performance is basically unchanged.
9th, conclusion：Meet design requirement.
Embodiment 2
In the compound crystallite pipeline of the present embodiment, devitrified glass pipe range 22.8m, internal diameter 1380mm, wall thickness 48mm；Outer microtube
Crystal glass steel wall thickness 8mm.It is required that maximum pressure-resistant 12MPa.Its preparation process is specially：
1st, the formula (by weight percentage) of microcrystal glass tube and crystalline glass fibre is determined：
2nd, according to formula, the original such as selection quartz sand, potassium feldspar, dolomite, calcite, borax, boric acid, fluorite, potassium carbonate
Material, calculates the consumption of various raw materials.
3rd, melt：After various raw materials are mixed, 1395 ± 5 DEG C of melt in furnace is put into.
4th, it is molded：
(1) shaping of microcrystal glass tube：
A, the glass metal for having melted flow to 1170 ± 10 DEG C of depositing reservoir clarification；
B, the glass metal that will have been clarified are injected on preprepared centrifuge the glass tube for obtaining being pre-designed size.
(2) shaping of crystalline glass fibre：
A, the glass metal for having melted flow to 1005 ± 5 DEG C of depositing reservoir clarification；
B, directly reeled off raw silk from cocoons by depositing reservoir, control 5~7 μm of a diameter of Φ of fiber.
5th, it is heat-treated：
(1) microcrystal glass tube heat treatment：Glass tube is heat-treated between 600~880 DEG C, the complex phase such as control cuspidine
Crystal growth, it is ensured that the content of residual glass phase is less than 5%；
(2) crystalline glass fibre heat treatment：Glass fiber is by 600~880 DEG C of heat-treatment furnaces, it is ensured that devitrified glass is fine
The content of residual glass phase is less than 5% in dimension silk.
6th, the combination process of microcrystal glass tube and devitrified glass steel：
(1) devitrified glass fibre cloth is woven with crystalline glass fibre；
(2) devitrified glass fibre cloth with epoxy resin 8mm thick in the outer layer winding of microcrystal glass tube；
(3) curing molding.
7th, it is trimmed to the specification of design requirement.
8th, detect：
(1) detection of devitrified glass：
A, phase structure：
Cuspidine：~68%
Melilite：~12%
Diopside：~9%
Nepheline：~5%
Wollastonite：~3%
Glass phase：~3%
B, crystallite dimension：
30~200nm：~12%
10~30nm：~88%
Note：＞ 30nm are cuspidine.
C, density：2.66g/cm3；
D, hardness：Mohs' hardness 7.5；
E, bending strength：460MPa；
F, compression strength：650MPa；
G, the corrosion of resistance to strong acid：K≤0.05%；
H, anti-alkali corrosion：K≤0.05%；
I, anti-HS corrosion are more than 1000 times of 35CrMo steel.
(2) detection of microcrystal glass tube：
It is maximum pressure-resistant：32MPa.
(3) it is combined the detection of crystallite pipeline：
It is a, maximum pressure-resistant：39MPa；
B, temperature influence：- 60~100 DEG C, performance is basically unchanged.
9th, conclusion：Meet design requirement.
Embodiment 3
In the compound crystallite pipeline of the present embodiment, devitrified glass pipe range 60m, internal diameter 60mm, wall thickness 2mm；Outer layer crystallite glass
Glass steel wall thickness 1mm.It is required that maximum pressure-resistant 14MPa.Its preparation process is specially：
1st, the formula (by weight percentage) of microcrystal glass tube and crystalline glass fibre is determined：
2nd, according to formula, the original such as selection quartz sand, potassium feldspar, dolomite, calcite, borax, boric acid, fluorite, potassium carbonate
Material, according to formula and the chemical composition of various raw materials, calculates the consumption of various raw materials.
3rd, melt：After various raw materials are mixed, 1375 ± 5 DEG C of melt in furnace is put into.
4th, it is molded：
(1) shaping of microcrystal glass tube：
A, the glass metal for having melted flow to 1175 ± 5 DEG C of depositing reservoir clarification；
B, the glass metal that will have been clarified draw shaping using dropper, obtain being pre-designed the glass tube of size.
(2) shaping of crystalline glass fibre：
A, the glass metal for having melted flow to 1035 ± 5 DEG C of depositing reservoir clarification；
B, directly reeled off raw silk from cocoons by depositing reservoir, control 5~7 μm of a diameter of Φ of fiber.
5th, it is heat-treated：
(1) microcrystal glass tube heat treatment：Between 600~880 DEG C, the growth of the complex phase crystal such as control cuspidine, it is ensured that
The content of residual glass phase is less than 5%；
(2) crystalline glass fibre heat treatment：Crystalline glass fibre silk is by 600~880 DEG C of heat-treatment furnaces, it is ensured that crystallite glass
The content of residual glass phase is less than 5% in glass filament.
6th, the combination process of microcrystal glass tube and devitrified glass steel：
(1) devitrified glass fibre cloth is woven with crystalline glass fibre；
(2) devitrified glass fibre cloth with epoxy resin 1mm thick in the outer layer winding of microcrystal glass tube；
(3) curing molding.
7th, it is trimmed to the specification of design requirement.
8th, detect：
(1) detection of devitrified glass：
A, phase structure：
Cuspidine：~58%
Diopside：~21%
Wollastonite：~12%
Melilite：~4%
Nepheline：~2%
Glass phase：~3%
B, crystallite dimension：
30~200nm：~18%
10~30nm：~82%
Note：＞ 30nm are cuspidine.
C, density：2.65g/cm3；
D, hardness：Mohs' hardness 7.5；
E, bending strength：445MPa；
F, compression strength：640MPa；
G, the corrosion of resistance to strong acid：K≤0.05%；
H, anti-alkali corrosion：K≤0.05%；
I, anti-HS corrosion are more than 1000 times of 35CrMo steel.
(2) detection of microcrystal glass tube：
It is maximum pressure-resistant：29MPa.
(3) it is combined the detection of crystallite pipeline：
It is a, maximum pressure-resistant：30MPa；
B, temperature influence：- 60~100 DEG C, performance is basically unchanged.
9th, conclusion：Meet design requirement.
Claims (2)
1. a kind of high toughness wear resistant anti-corrosion antidetonation is combined crystallite pipeline, it is characterised in that the compound crystallite pipeline is divided into inside and outside two
Layer, internal layer is microcrystal glass tube, and outer layer is devitrified glass steel, and the devitrified glass steel is answered by devitrified glass fibre cloth with epoxy resin
Conjunction is formed；The institutional framework of the microcrystal glass tube and crystalline glass fibre with the cuspidine of high stable high rigidity as principal crystalline phase,
At least one secondary crystalline phase in also containing melilite, nepheline, diopside, β-quartz and wollastonite, primary and secondary crystalline phase crystal it is total
Content is more than 95%, and 80% principal crystalline phase and all crystallite dimensions of crystalline phase are in the range of 10 ~ 30nm；The microcrystal glass tube
Consisted of the following composition by weight percentage with crystalline glass fibre：Silica 54 ~ 72%；Aluminum oxide 1 ~ 8%；Magnesia 4 ~
6%；Calcium oxide 8 ~ 20%；Potassium oxide 4 ~ 6%；Boron oxide 4 ~ 6%；Sodium oxide molybdena 2 ~ 6%；Fluorine 4 ~ 6%；Wherein, sodium oxide molybdena and potassium oxide
Total content≤7%；The ratio between content of magnesia and boron oxide is 1:1.
2. a kind of preparation method of the compound crystallite pipeline of high toughness wear resistant anti-corrosion antidetonation described in claim 1, it is characterised in that
Comprise the following steps：
（1）Composition proportion according to microcrystal glass tube and crystalline glass fibre selects suitable raw mineral materials and industrial chemicals, enters
Row fusing obtains melten glass liquid, and fusion temperature is 1380-1450 DEG C；
（2）Prepare microcrystal glass tube：By step（1）Middle fusing obtains being used after melten glass liquid is clarified at 1050-1200 DEG C
The mode of centrifugal casting, blowing or drawing shaping is molded and obtains microcrystal glass tube；By microcrystal glass tube between 600-880 DEG C
It is heat-treated, and is controlled the growth of crystal, it is ensured that the content of residual glass phase is less than 5%；
（3）Prepare devitrified glass fibre cloth：By step（1）Middle fusing is obtained after melten glass liquid is clarified at 950-1050 DEG C directly
Reel off raw silk from cocoons and obtain 5 ~ 10 μm of crystalline glass fibres of Ф；The crystalline glass fibre that will be obtained is heat-treated between 600-880 DEG C, and
Control the growth of crystal, it is ensured that the content of residual glass phase is less than 5% in filament；Crystalline glass fibre is woven into crystallite glass
Glass fiber cloth；
（4）In step（2）The devitrified glass fibre cloth of the microcrystal glass tube outside winding 1-8mm thickness for obtaining, while coating epoxy
Resin, then curing molding.
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| CN105937663A (en) * | 2016-06-29 | 2016-09-14 | 无锡必胜必精密钢管有限公司 | Steel pipe for geological drilling |
| CN105952987A (en) * | 2016-06-29 | 2016-09-21 | 无锡必胜必精密钢管有限公司 | Sea water corrosion prevention steel pipe |
| 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 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101805128A (en) * | 2010-04-20 | 2010-08-18 | 香港福山实业有限公司 | Jade-type glass-ceramic and preparation method thereof |
| CN201964044U (en) * | 2011-03-10 | 2011-09-07 | 内蒙古科技大学 | Compound tubular product of slag microcrystalline glass |
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| CN102942303B (en) * | 2012-10-29 | 2015-11-18 | 中国科学院过程工程研究所 | A kind of utilize granite waste material to prepare high-strength wearable engineering devitrified glass and preparation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101805128A (en) * | 2010-04-20 | 2010-08-18 | 香港福山实业有限公司 | Jade-type glass-ceramic and preparation method thereof |
| CN201964044U (en) * | 2011-03-10 | 2011-09-07 | 内蒙古科技大学 | Compound tubular product of slag microcrystalline glass |
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