CN104909574A - High-strength wear-resisting antiseptic anti-seismic composite microcrystal pipeline and preparation method thereof - Google Patents
High-strength wear-resisting antiseptic anti-seismic composite microcrystal pipeline and preparation method thereof Download PDFInfo
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- CN104909574A CN104909574A CN201510297245.XA CN201510297245A CN104909574A CN 104909574 A CN104909574 A CN 104909574A CN 201510297245 A CN201510297245 A CN 201510297245A CN 104909574 A CN104909574 A CN 104909574A
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Abstract
The invention discloses a high-strength wear-resisting antiseptic anti-seismic composite microcrystal pipeline and a preparation method thereof. The high-strength wear-resisting antiseptic anti-seismic composite microcrystal pipeline is divided into inner and outer layers, wherein the inner layer is a glass ceramic pipe, and the outer layer is microcrystal fiber reinforced plastic which is formed by compounding microcrystal glass fiber cloth and epoxy resin. The preparation method comprises the following steps of (1) selecting raw materials according to the component proportion of the glass ceramic pipe and microcrystal glass fiber to perform melting to obtain molten glass metal; (2) preparing the glass ceramic pipe; (3) preparing the microcrystal glass fiber cloth; and (4) winding the outside of the glass ceramic pipe with the microcrystal glass fiber cloth having the thickness of 1-8mm and coating with the epoxy resin, and then curing for molding. The impact resistance and pressure resistance of the composite microcrystal pipeline provided by the invention are superior to those of a single glass ceramic pipeline; the composite microcrystal pipeline has high strength, high toughness, high wearing resistance, high antiseptic performance and high anti-seismic performance, and can be applied to the fields of petroleum, natural gas, chemical industry, mine, power plants, cement plants, submarine cables, tap water, war industry and the like.
Description
Technical field
The present invention relates to a kind of high toughness wear resistant anticorrosion antidetonation compound crystallite pipeline and preparation method thereof, belong to devitrified glass applied technical field.
Background technology
Metallic conduit, especially steel alloy pipeline, has a wide range of applications at numerous areas.The anticorrosion antiwear problem of metal has become the difficulty of its development of restriction.Materials science worker has adopted various technology to increase the work-ing life of metallic substance, and many people adopt top coat, surface treatment, even employing and Ceramic Composite, but its effect is still unsatisfactory so far.Also have many people to attempt to adopt the ceramic such as pottery, glass to carry out substituted metal, but its fragility is also difficult to make its sexual development that makes a breakthrough comparatively greatly.Some people another attempts to adopt glass reinforced plastic to carry out substituted metal, but its temperature tolerance is low and ageing resistance is poor, is also difficult to make its complete substituted metal material.
Summary of the invention
The object of the present invention is to provide a kind of high toughness wear resistant anticorrosion antidetonation compound crystallite pipeline.
Another object of the present invention is to the preparation method that a kind of described high toughness wear resistant anticorrosion antidetonation compound crystallite pipeline is provided.
For achieving the above object, the present invention is by the following technical solutions:
A kind of high toughness wear resistant anticorrosion antidetonation compound crystallite pipeline, this compound crystallite pipeline is divided into inside and outside two-layer, and internal layer is microcrystal glass tube, and skin is devitrified glass steel, and this devitrified glass steel is composited by devitrified glass fibre cloth and epoxy resin.
Wherein, the weave construction of described microcrystal glass tube and devitrified glass fibre with the cuspidite of high stable high rigidity for principal crystalline phase, paracrystalline phase also containing at least one in melilith, nepheline, diopside, β-quartz and wollastonite, the total content of primary and secondary crystalline phase crystal is greater than 95%, and the principal crystalline phase of 80% and the grain-size of all paracrystalline phase are all within the scope of 10 ~ 30mm.This weave construction makes material have very high hardness and good obdurability.
Wherein, described microcrystal glass tube and devitrified glass fibre consist of the following composition by weight percentage: silicon oxide 54 ~ 72%; Aluminum oxide 1 ~ 8%; Magnesium oxide 4 ~ 6%; Calcium oxide 8 ~ 20%; Potassium oxide 4 ~ 6%; Boron oxide 4 ~ 6%; Sodium oxide 2 ~ 6%; Fluorine 4 ~ 6%.Further, in order to obtain high erosion resistance, preferably, total content≤7% of sodium oxide and potassium oxide.In order to obtain tiny crystal grain, preferably, magnesium oxide is 1: 1 with the ratio of the content of boron oxide.
A preparation method for described high toughness wear resistant anticorrosion antidetonation compound crystallite pipeline, comprises the following steps:
(1) select suitable raw mineral materials and industrial chemicals according to the composition proportion of microcrystal glass tube and devitrified glass fibre, carry out fusing and obtain melten glass liquid, most high melting temperature is 1380-1450 DEG C;
(2) microcrystal glass tube is prepared: obtain fusing in step (1) adopting centrifugal casting, blowing after melten glass liquid is clarified at 1050-1200 DEG C or draw that shaping mode is shaping obtains microcrystal glass tube; Microcrystal glass tube is heat-treated between 600-880 DEG C, and controls the growth of the complex phase crystal such as cuspidite, guarantee that the content of residual glass phase is lower than 5%;
(3) devitrified glass fibre cloth is prepared: fusing in step (1) being obtained directly reels off raw silk from cocoons after melten glass liquid is clarified at 950-1050 DEG C obtains Φ 5 ~ 10 μm of devitrified glass fibres; The devitrified glass fibre obtained is heat-treated between 600-880 DEG C, and controls the growth of the complex phase crystal such as cuspidite, guarantee that the content of residual glass phase in fiber yarn is lower than 5%; Devitrified glass fibre is woven into devitrified glass fibre cloth;
(4) the microcrystal glass tube outside obtained in step (2) is wound around the thick devitrified glass fibre cloth of 1-8mm, coats epoxy resin, then curing molding simultaneously.
Beneficial effect of the present invention is:
The Mohs' hardness of compound crystallite pipeline provided by the invention reaches 7.5, bending strength more than 400MPa, fracture toughness property K
iCmore than 4MPam
1/2, anti-HS corrosion is more than 1000 times of ordinary steel, and wear resistance is more than 12 times of high mangaenese steel.The shock resistance of compound crystallite pipeline provided by the invention and resistance to pressure are higher than single devitrified glass pipeline.High strength, high tenacity, high-wearing feature, high preservative property and high shock resistance come together in all over the body by compound crystallite pipeline of the present invention, can be applicable to the every field such as oil, Sweet natural gas, chemical industry, mine, power plant, cement mill, undersea cable, tap water, military project.
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.Require maximum withstand voltage 16MPa.Its preparation process is specially:
1, the formula (by weight percentage) of microcrystal glass tube and devitrified glass fibre is determined:
2, according to formula, select the raw material such as quartz sand, potassium felspar sand, talcum, calcite, borax, boric acid, fluorite, salt of wormwood, according to the chemical composition of formula and various raw material, calculate the consumption of various raw material.
3, melt: after various raw material mixing, put into the melt in furnace of 1405 ± 5 DEG C.
4, shaping:
(1) microcrystal glass tube is shaping:
A, the glass metal melted flow to the settling pond clarification of 1155 ± 5 DEG C;
B, the glass metal clarified is injected into Glass tubing previously prepd whizzer obtaining size in advance.
(2) devitrified glass fibre is shaping:
A, the glass metal melted flow to the settling pond clarification of 1025 ± 5 DEG C;
B, directly reeled off raw silk from cocoons by settling pond, the diameter controlling fiber is Φ 5 ~ 6 μm.
5, thermal treatment:
(1) microcrystal glass tube thermal treatment: Glass tubing is heat-treated between 600 ~ 880 DEG C, controls the growth of the complex phase crystal such as cuspidite, guarantees that the content of residual glass phase is lower than 5%;
(2) devitrified glass fibre thermal treatment: glass fiber, through 600 ~ 880 DEG C of heat treatment furnaces, guarantees that the content of residual glass phase in devitrified glass fibre silk is lower than 5%.
6, the recombining process of microcrystal glass tube and devitrified glass steel:
(1) devitrified glass fibre cloth is woven with devitrified glass fibre;
(2) the thick devitrified glass fibre cloth with epoxy resin of 6mm is wound around at the skin of microcrystal glass tube;
(3) curing molding.
7, the dimensions of design requirements is trimmed to.
8, detect:
(1) detection of devitrified glass:
A, phase structure:
Cuspidite: ~ 62%
Melilith: ~ 19%
Nepheline: ~ 8%
Diopside: ~ 4%
Wollastonite: ~ 3%
Glassy phase: ~ 4%
B, grain-size:
30～200nm：～15％
10～30nm：～85％
Note: > 30nm is cuspidite.
C, density: 2.65g/cm
3;
D, hardness: Mohs' hardness 7.5;
E, bending strength: 480MPa;
F, ultimate compression strength: 630MPa;
G, resistance to strong acid corrode: k≤0.05%;
H, anti-alkali corrosion: k≤0.05%;
I, anti-HS corrosion is more than 1000 times of 35CrMo steel.
(2) detection of microcrystal glass tube:
Maximum withstand voltage: 47MPa.
(3) detection of compound crystallite pipeline:
A, maximum withstand voltage: 56MPa;
B, temperature affect :-60 ~ 100 DEG C, performance is substantially constant.
9, 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.Require maximum withstand voltage 12MPa.Its preparation process is specially:
1, the formula (by weight percentage) of microcrystal glass tube and devitrified glass fibre is determined:
2, according to formula, select the raw materials such as quartz sand, potassium felspar sand, rhombspar, calcite, borax, boric acid, fluorite, salt of wormwood, calculate the consumption of various raw material.
3, melt: after various raw material mixing, put into the melt in furnace of 1395 ± 5 DEG C.
4, shaping:
(1) microcrystal glass tube is shaping:
A, the glass metal melted flow to the settling pond clarification of 1170 ± 10 DEG C;
B, the glass metal clarified is injected into Glass tubing previously prepd whizzer obtaining size in advance.
(2) devitrified glass fibre is shaping:
A, the glass metal melted flow to the settling pond clarification of 1005 ± 5 DEG C;
B, directly reeled off raw silk from cocoons by settling pond, the diameter controlling fiber is Φ 5 ~ 7 μm.
5, thermal treatment:
(1) microcrystal glass tube thermal treatment: Glass tubing is heat-treated between 600 ~ 880 DEG C, controls the complex phase crystal growth such as cuspidite, guarantees that the content of residual glass phase is lower than 5%;
(2) devitrified glass fibre thermal treatment: glass fiber, through 600 ~ 880 DEG C of heat treatment furnaces, guarantees that the content of residual glass phase in devitrified glass fibre silk is lower than 5%.
6, the recombining process of microcrystal glass tube and devitrified glass steel:
(1) devitrified glass fibre cloth is woven with devitrified glass fibre;
(2) the thick devitrified glass fibre cloth with epoxy resin of 8mm is wound around at the skin of microcrystal glass tube;
(3) curing molding.
7, the specification of design requirements is trimmed to.
8, detect:
(1) detection of devitrified glass:
A, phase structure:
Cuspidite: ~ 68%
Melilith: ~ 12%
Diopside: ~ 9%
Nepheline: ~ 5%
Wollastonite: ~ 3%
Glassy phase: ~ 3%
B, grain-size:
30～200nm：～12％
10～30nm：～88％
Note: > 30nm is cuspidite.
C, density: 2.66g/cm
3;
D, hardness: Mohs' hardness 7.5;
E, bending strength: 460MPa;
F, ultimate compression strength: 650MPa;
G, resistance to strong acid corrode: k≤0.05%;
H, anti-alkali corrosion: k≤0.05%;
I, anti-HS corrosion is more than 1000 times of 35CrMo steel.
(2) detection of microcrystal glass tube:
Maximum withstand voltage: 32MPa.
(3) detection of compound crystallite pipeline:
A, maximum withstand voltage: 39MPa;
B, temperature affect :-60 ~ 100 DEG C, performance is substantially constant.
9, 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 microtube crystal glass steel wall thickness 1mm.Require maximum withstand voltage 14MPa.Its preparation process is specially:
1, the formula (by weight percentage) of microcrystal glass tube and devitrified glass fibre is determined:
2, according to formula, select the raw material such as quartz sand, potassium felspar sand, rhombspar, calcite, borax, boric acid, fluorite, salt of wormwood, according to the chemical composition of formula and various raw material, calculate the consumption of various raw material.
3, melt: after various raw material mixing, put into the melt in furnace of 1375 ± 5 DEG C.
4, shaping:
(1) microcrystal glass tube is shaping:
A, the glass metal melted flow to the settling pond clarification of 1175 ± 5 DEG C;
B, to adopt dropper to draw the glass metal clarified shaping, obtains the Glass tubing of size in advance.
(2) devitrified glass fibre is shaping:
A, the glass metal melted flow to the settling pond clarification of 1035 ± 5 DEG C;
B, directly reeled off raw silk from cocoons by settling pond, the diameter controlling fiber is Φ 5 ~ 7 μm.
5, thermal treatment:
(1) microcrystal glass tube thermal treatment: between 600 ~ 880 DEG C, controls the growth of the complex phase crystal such as cuspidite, guarantees that the content of residual glass phase is lower than 5%;
(2) devitrified glass fibre thermal treatment: devitrified glass fibre silk, through 600 ~ 880 DEG C of heat treatment furnaces, guarantees that the content of residual glass phase in devitrified glass fibre silk is lower than 5%.
6, the recombining process of microcrystal glass tube and devitrified glass steel:
(1) devitrified glass fibre cloth is woven with devitrified glass fibre;
(2) the thick devitrified glass fibre cloth with epoxy resin of 1mm is wound around at the skin of microcrystal glass tube;
(3) curing molding.
7, the specification of design requirements is trimmed to.
8, detect:
(1) detection of devitrified glass:
A, phase structure:
Cuspidite: ~ 58%
Diopside: ~ 21%
Wollastonite: ~ 12%
Melilith: ~ 4%
Nepheline: ~ 2%
Glassy phase: ~ 3%
B, grain-size:
30～200nm：～18％
10～30nm：～82％
Note: > 30nm is cuspidite.
C, density: 2.65g/cm
3;
D, hardness: Mohs' hardness 7.5;
E, bending strength: 445MPa;
F, ultimate compression strength: 640MPa;
G, resistance to strong acid corrode: k≤0.05%;
H, anti-alkali corrosion: k≤0.05%;
I, anti-HS corrosion is more than 1000 times of 35CrMo steel.
(2) detection of microcrystal glass tube:
Maximum withstand voltage: 29MPa.
(3) detection of compound crystallite pipeline:
A, maximum withstand voltage: 30MPa;
B, temperature affect :-60 ~ 100 DEG C, performance is substantially constant.
9, conclusion: meet design requirement.
Claims (6)
1. a high toughness wear resistant anticorrosion antidetonation compound crystallite pipeline, is characterized in that, this compound crystallite pipeline is divided into inside and outside two-layer, and internal layer is microcrystal glass tube, and skin is devitrified glass steel, and this devitrified glass steel is composited by devitrified glass fibre cloth and epoxy resin.
2. high toughness wear resistant according to claim 1 anticorrosion antidetonation compound crystallite pipeline, it is characterized in that, the weave construction of described microcrystal glass tube and devitrified glass fibre with the cuspidite of high stable high rigidity for principal crystalline phase, paracrystalline phase also containing at least one in melilith, nepheline, diopside, β-quartz and wollastonite, the total content of primary and secondary crystalline phase crystal is greater than 95%, and the principal crystalline phase of 80% and the grain-size of all paracrystalline phase are all within the scope of 10 ~ 30mm.
3. high toughness wear resistant according to claim 2 anticorrosion antidetonation compound crystallite pipeline, it is characterized in that, described microcrystal glass tube and devitrified glass fibre consist of the following composition by weight percentage: silicon oxide 54 ~ 72%; Aluminum oxide 1 ~ 8%; Magnesium oxide 4 ~ 6%; Calcium oxide 8 ~ 20%; Potassium oxide 4 ~ 6%; Boron oxide 4 ~ 6%; Sodium oxide 2 ~ 6%; Fluorine 4 ~ 6%.
4. high toughness wear resistant according to claim 3 anticorrosion antidetonation compound crystallite pipeline, is characterized in that, total content≤7% of sodium oxide and potassium oxide.
5. high toughness wear resistant according to claim 3 anticorrosion antidetonation compound crystallite pipeline, is characterized in that, magnesium oxide is 1: 1 with the ratio of the content of boron oxide.
6. a preparation method for the anticorrosion antidetonation compound of the high toughness wear resistant according to any one of claim 1-5 crystallite pipeline, is characterized in that, comprise the following steps:
(1) select suitable raw mineral materials and industrial chemicals according to the composition proportion of microcrystal glass tube and devitrified glass fibre, carry out fusing and obtain melten glass liquid, most high melting temperature is 1380-1450 DEG C;
(2) microcrystal glass tube is prepared: obtain fusing in step (1) adopting centrifugal casting, blowing after melten glass liquid is clarified at 1050-1200 DEG C or draw that shaping mode is shaping obtains microcrystal glass tube; Microcrystal glass tube is heat-treated between 600-880 DEG C, and controls the growth of the complex phase crystal such as cuspidite, guarantee that the content of residual glass phase is lower than 5%;
(3) devitrified glass fibre cloth is prepared: fusing in step (1) being obtained directly reels off raw silk from cocoons after melten glass liquid is clarified at 950-1050 DEG C obtains Ф 5 ~ 10 μm of devitrified glass fibres; The devitrified glass fibre obtained is heat-treated between 600-880 DEG C, and controls the growth of the complex phase crystal such as cuspidite, guarantee that the content of residual glass phase in fiber yarn is lower than 5%; Devitrified glass fibre is woven into devitrified glass fibre cloth;
(4) the microcrystal glass tube outside obtained in step (2) is wound around the thick devitrified glass fibre cloth of 1-8mm, coats epoxy resin, then curing molding simultaneously.
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Cited By (3)
| 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 |
| 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 |
Citations (3)
| 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 |
| CN102942303A (en) * | 2012-10-29 | 2013-02-27 | 中国科学院过程工程研究所 | High-strength wear-resistant engineering microcrystalline glass prepared by using granite waste materials and preparation method thereof |
-
2015
- 2015-06-03 CN CN201510297245.XA patent/CN104909574B/en active Active
Patent Citations (3)
| 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 |
| CN102942303A (en) * | 2012-10-29 | 2013-02-27 | 中国科学院过程工程研究所 | High-strength wear-resistant engineering microcrystalline glass prepared by using granite waste materials and preparation method thereof |
Cited By (3)
| 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 |
| 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 |
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| CN104909574B (en) | 2017-07-04 |
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