CN104846292A - Nickel-chromium containing corrosion-resistant steel - Google Patents
Nickel-chromium containing corrosion-resistant steel Download PDFInfo
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- CN104846292A CN104846292A CN201510286467.1A CN201510286467A CN104846292A CN 104846292 A CN104846292 A CN 104846292A CN 201510286467 A CN201510286467 A CN 201510286467A CN 104846292 A CN104846292 A CN 104846292A
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- Prior art keywords
- steel
- corrosion
- nickel
- resistant steel
- iron
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- 239000010935 stainless steel Substances 0.000 title claims abstract description 19
- 229910018487 Ni—Cr Inorganic materials 0.000 title abstract description 5
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 title abstract description 5
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 37
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 20
- 239000012535 impurity Substances 0.000 claims abstract description 10
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 7
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract description 61
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 48
- 229910000831 Steel Inorganic materials 0.000 abstract description 28
- 239000010959 steel Substances 0.000 abstract description 28
- 239000011651 chromium Substances 0.000 abstract description 23
- 229910052742 iron Inorganic materials 0.000 abstract description 21
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract description 7
- 239000011572 manganese Substances 0.000 abstract description 7
- 238000005260 corrosion Methods 0.000 abstract description 5
- 230000007797 corrosion Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000007670 refining Methods 0.000 abstract description 4
- 239000010936 titanium Substances 0.000 abstract description 4
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 abstract description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052719 titanium Inorganic materials 0.000 abstract description 3
- 229910052748 manganese Inorganic materials 0.000 abstract 1
- 239000002689 soil Substances 0.000 description 17
- 238000003723 Smelting Methods 0.000 description 4
- 229910052720 vanadium Inorganic materials 0.000 description 4
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 3
- 238000009749 continuous casting Methods 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 230000018044 dehydration Effects 0.000 description 3
- 238000006297 dehydration reaction Methods 0.000 description 3
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 3
- 229910052758 niobium Inorganic materials 0.000 description 3
- 239000010955 niobium Substances 0.000 description 3
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000011573 trace mineral Substances 0.000 description 3
- 235000013619 trace mineral Nutrition 0.000 description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 239000010962 carbon steel Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- 235000012255 calcium oxide Nutrition 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
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- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention relates to a nickel-chromium containing corrosion-resistant steel which comprises the following components in percentage by weight: 0.03%-0.06% of C, 0.03%-0.15% of Si, 0.80%-1.60% of Mn, 0.03%-0.08% of Ni, 0.03%-0.06% of Cr, 0.02%-0.40% of P, 0.03% of S, less than or equal to 0.02% of Mo, less than or equal to 0.15% of RE and the balance of Fe and inevitable trace impurities. The corrosion-resistant steel disclosed by the invention can be used for manufacturing a high line, a twisted steel, a plate and the like, effectively utilizing a large amount of iron contained in a laterite-nickel ore by being prepared by substituting a low-cost laterite-nickel ore resource for a part of iron ore resources and refining a crystalline grain of a steel product by substituting for a part of conventional manganese elements through the addition of components, namely nickel, chromium, titanium and the like which are contained in the laterite-nickel ore, thereby improving the strength, ductility and corrosion resistance of the steel product.
Description
Technical field
The present invention relates to steel alloy field of smelting, be specifically related to a kind of corrosion-resistant steel containing nickel chromium triangle.
Background technology
Carbon steel and low alloy steel has excellent mechanical property and cheap price, become conventional structured material, but these steel easily produce metallic corrosion in atmospheric environment, with metallic substance and equipment, the whole world because corroding the steel and iron member scrapped and equipment is about equivalent to 20% ~ 30% of steel annual production, directly or indirectly causes huge financial loss every year.
Because Corrosion Of Steel brings massive losses, cause the extensive attention of all circles, carry out the anticorrosive research of steel one after another.At present, in order to improve and improve the rotproofness of carbon steel and low alloy steel, different alloying elements is added in general employing in steel, studies have found that, the elements such as the phosphorus in steel, copper, chromium are to the weathering resistance Be very effective improving steel, and the elements such as nickel, molybdenum, aluminium, vanadium, antimony also have certain auxiliaring effect, although the introducing of phosphorus, copper can improve the atmospheric corrosion resistance ability of steel, but bring some drawbacks, degradation under the hot rolling be full of cracks that the low temperature brittleness brought as high phosphorus, high-copper bring and bending cracks and the plasticity caused and toughness simultaneously.
Summary of the invention
The object of the present invention is to provide the corrosion-resistant steel containing nickel chromium triangle that a kind of fine corrosion resistance, intensity are higher.
The technical scheme that a kind of corrosion-resistant steel containing nickel chromium triangle of the present invention adopts is:
A kind of Ni and Cr contained corrosion-resistant steel, consists of the following composition: C:0.03-0.06% by weight; Si:0.03-0.15%; Mn:0.80-1.60%; Ni:0.03-0.08%; Cr:0.03-0.06%; P:0.02-0.40%; S:0.03%; Mo≤0.02%; RE :≤0.15%; Surplus is Fe and inevitable trace impurity.
Further, be grouped into by the one-tenth of following optimal proportion by weight: C:0.05%; Si:0.08%; Mn:1.10%; Ni:0.04%; Cr:0.03%; P:0.02%; S:0.03%; Mo:0.01%; RE:0.10%; Surplus is Fe and inevitable trace impurity.
Further, more necessary micro-Ca as Ti, 0.05-0.15% of 0.01-0.2% in existing low alloy steel are comprised in inevitable trace impurity.
Present invention utilizes cheap red soil nickel ore substitution of resources part iron ore resource in order to prepare Ni and Cr contained corrosion-resistant steel, iron a large amount of in red soil nickel ore is not only made to obtain effective utilization, and the interpolation of the composition such as nickel, chromium, titanium in red soil nickel ore, replace conventional a part of manganese element to carry out the crystal grain of refinement steel, improve the intensity of steel, extensibility and erosion resistance.
Embodiment
Below in conjunction with specific embodiment, the invention will be further described.
Embodiment 1
A kind of Ni and Cr contained corrosion-resistant steel, consists of the following composition: C:0.03% by weight; Si:0.03%; Mn:0.80%; Ni:0.03%; Cr:0.04%; P:0.02%; S:0.03%; Mo:0.01%; RE:0.05%; Surplus is Fe and inevitable trace impurity.
Production process is as follows:
(1) select nickeliferous 1.0%, iron: 40%, chromic oxide: the red soil nickel ore of 1%, add-on is that red soil nickel ore dewaters by the sodium carbonate of red soil nickel ore weight 5%;
(2) red soil nickel ore after dehydration and the iron ore of iron content 61% are joined and are joined, and sinter, obtain agglomerate according to part by weight 1.5:8.5;
(3) described agglomerate is obtained molten iron that is nickeliferous 0.10%, chromium 0.3% through blast-furnace smelting;
(4) carry out refining by electric furnace after described molten iron being added the trace element such as manganese, silicon, niobium, vanadium required for other, obtain molten steel;
(5) described molten steel is entered continuous casting, cast to obtain low alloy steel steel billet, the low alloy steel steel billet of gained is rolled and obtains Ni and Cr contained corrosion-resistant steel, specification ∮ 16 mm.
Embodiment 2
A kind of Ni and Cr contained corrosion-resistant steel, consists of the following composition: C:0.06% by weight; Si:0.15%; Mn:1.60%; Ni:0.08%; Cr:0.06%; P:0.40%; S:0.03%; Mo:0.02%; RE:0.15%; Surplus is Fe and inevitable trace impurity.
Production process is as follows:
(1) select nickeliferous 1.5%, iron: 60%, chromic oxide: the red soil nickel ore of 2%, add-on is that red soil nickel ore dewaters by the unslaked lime of red soil nickel ore weight 15%;
(2) red soil nickel ore after dehydration and the iron ore of iron content 56% are joined and are joined, and sinter, obtain agglomerate according to part by weight 3:7;
(3) described agglomerate is obtained molten iron that is nickeliferous 0.30%, chromium 0.45% through blast-furnace smelting;
(4) carry out refining by electric furnace after described molten iron being added the trace element such as manganese, silicon, niobium, vanadium required for other, obtain molten steel;
(5) described molten steel is entered continuous casting, cast to obtain low alloy steel steel billet, the low alloy steel steel billet of gained is rolled and obtains Ni and Cr contained corrosion-resistant steel, specification ∮ 22 mm.
Embodiment 3 is optimum embodiment of the present invention
A kind of Ni and Cr contained corrosion-resistant steel, consists of the following composition: C:0.05% by weight; Si:0.08%; Mn:1.10%; Ni:0.04%; Cr:0.03%; P:0.02%; S:0.03%; Mo:0.01%; RE:0.10%; Surplus is Fe and inevitable trace impurity.
Production process is as follows:
(1) select nickeliferous 1.0%, iron: 45%, chromic oxide: the red soil nickel ore of 1.5%, add-on is that red soil nickel ore dewaters by the zeolite powder of red soil nickel ore weight 10%;
(2) red soil nickel ore after dehydration and the iron ore of iron content 61% are joined and are joined, and sinter, obtain agglomerate according to part by weight 6:4;
(3) described agglomerate is obtained molten iron that is nickeliferous 0.20%, chromium 0.45% through blast-furnace smelting;
(4) carry out refining by electric furnace after described molten iron being added the trace element such as manganese, silicon, niobium, vanadium required for other, obtain molten steel;
(5) described molten steel is entered continuous casting, cast to obtain low alloy steel steel billet, the low alloy steel steel billet of gained is rolled and obtains Ni and Cr contained corrosion-resistant steel, specification ∮ 20 mm.
Present invention utilizes the Ni and Cr contained corrosion-resistant steel that cheap red soil nickel ore substitution of resources part iron ore resource prepares, due to the interpolation of the compositions such as the nickel in red soil nickel ore, chromium, titanium, conventional a part of manganese element is replaced to carry out the crystal grain of refinement steel, improve the intensity of steel, extensibility and erosion resistance, although describe embodiments of the present invention above, those skilled in the art can make various distortion or amendment within the scope of the appended claims.
Claims (3)
1. a Ni and Cr contained corrosion-resistant steel, is characterized in that, consists of the following composition by weight: C:0.03-0.06%; Si:0.03-0.15%; Mn:0.80-1.60%; Ni:0.03-0.08%; Cr:0.03-0.06%; P:0.02-0.40%; S:0.03%; Mo≤0.02%; RE :≤0.15%; Surplus is Fe and inevitable trace impurity.
2. a kind of Ni and Cr contained corrosion-resistant steel according to claim 1, is characterized in that, be grouped into by weight: C:0.05% by the one-tenth of following optimal proportion; Si:0.08%; Mn:1.10%; Ni:0.04%; Cr:0.03%; P:0.02%; S:0.03%; Mo:0.01%; RE:0.10%; Surplus is Fe and inevitable trace impurity.
3. a kind of Ni and Cr contained corrosion-resistant steel described in any one of claim 1-2, is characterized in that, comprises more necessary micro-Ca as Ti, 0.05-0.15% of 0.01-0.2% in existing low alloy steel in described inevitable trace impurity.
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CN201510286467.1A CN104846292A (en) | 2015-05-30 | 2015-05-30 | Nickel-chromium containing corrosion-resistant steel |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109468543A (en) * | 2017-09-08 | 2019-03-15 | 湖南铂固标准件制造有限公司 | It is a kind of for producing the cold-forging steel and its manufacturing method of self tapping self-drilling screw |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101691643A (en) * | 2009-10-15 | 2010-04-07 | 武汉钢铁(集团)公司 | Refractory anti-seismic construction steel for high-toughness welding structures, and production method thereof |
CN101906569A (en) * | 2010-08-30 | 2010-12-08 | 南京钢铁股份有限公司 | Anti-large-deformation pipe line steel prepared by thermal treatment method and preparation method thereof |
CN103328673A (en) * | 2011-09-27 | 2013-09-25 | 新日铁住金株式会社 | Hot coil for line pipe and manufacturing method therefor |
JP2013224460A (en) * | 2012-04-20 | 2013-10-31 | Nippon Steel & Sumitomo Metal Corp | Fire-resistant steel material and method for producing the same |
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2015
- 2015-05-30 CN CN201510286467.1A patent/CN104846292A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101691643A (en) * | 2009-10-15 | 2010-04-07 | 武汉钢铁(集团)公司 | Refractory anti-seismic construction steel for high-toughness welding structures, and production method thereof |
CN101906569A (en) * | 2010-08-30 | 2010-12-08 | 南京钢铁股份有限公司 | Anti-large-deformation pipe line steel prepared by thermal treatment method and preparation method thereof |
CN103328673A (en) * | 2011-09-27 | 2013-09-25 | 新日铁住金株式会社 | Hot coil for line pipe and manufacturing method therefor |
JP2013224460A (en) * | 2012-04-20 | 2013-10-31 | Nippon Steel & Sumitomo Metal Corp | Fire-resistant steel material and method for producing the same |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109468543A (en) * | 2017-09-08 | 2019-03-15 | 湖南铂固标准件制造有限公司 | It is a kind of for producing the cold-forging steel and its manufacturing method of self tapping self-drilling screw |
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Application publication date: 20150819 |