CN102085603A - Fluorine-base type sintered flux used for reducing sulfur and phosphorus contents of welding joint and used in submerged arc hardfacing - Google Patents
Fluorine-base type sintered flux used for reducing sulfur and phosphorus contents of welding joint and used in submerged arc hardfacing Download PDFInfo
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- CN102085603A CN102085603A CN200910242004XA CN200910242004A CN102085603A CN 102085603 A CN102085603 A CN 102085603A CN 200910242004X A CN200910242004X A CN 200910242004XA CN 200910242004 A CN200910242004 A CN 200910242004A CN 102085603 A CN102085603 A CN 102085603A
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- 230000004907 flux Effects 0.000 title claims abstract description 37
- 238000005552 hardfacing Methods 0.000 title claims abstract description 11
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 title claims abstract description 7
- 239000011574 phosphorus Substances 0.000 title claims abstract description 7
- 229910052698 phosphorus Inorganic materials 0.000 title claims abstract description 7
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title claims abstract description 6
- 238000003466 welding Methods 0.000 title abstract description 31
- 239000011593 sulfur Substances 0.000 title abstract 3
- 229910052717 sulfur Inorganic materials 0.000 title abstract 3
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 claims abstract description 16
- -1 rare earth fluoride compound Chemical class 0.000 claims abstract description 15
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 15
- 239000000654 additive Substances 0.000 claims abstract description 11
- 230000000996 additive effect Effects 0.000 claims abstract description 11
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000000395 magnesium oxide Substances 0.000 claims abstract description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000005864 Sulphur Substances 0.000 claims abstract description 3
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 claims abstract description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims abstract 6
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 14
- 239000011737 fluorine Substances 0.000 claims description 14
- 229910052731 fluorine Inorganic materials 0.000 claims description 14
- QCJQWJKKTGJDCM-UHFFFAOYSA-N [P].[S] Chemical compound [P].[S] QCJQWJKKTGJDCM-UHFFFAOYSA-N 0.000 claims description 7
- OSMSIOKMMFKNIL-UHFFFAOYSA-N calcium;silicon Chemical compound [Ca]=[Si] OSMSIOKMMFKNIL-UHFFFAOYSA-N 0.000 claims description 4
- 239000011575 calcium Substances 0.000 claims description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 2
- 229910052684 Cerium Inorganic materials 0.000 claims description 2
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- 229910052791 calcium Inorganic materials 0.000 claims description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 2
- 239000000292 calcium oxide Substances 0.000 claims description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 2
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 claims description 2
- 229910052746 lanthanum Inorganic materials 0.000 claims description 2
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims description 2
- JKQOBWVOAYFWKG-UHFFFAOYSA-N molybdenum trioxide Chemical compound O=[Mo](=O)=O JKQOBWVOAYFWKG-UHFFFAOYSA-N 0.000 claims description 2
- PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical compound [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 claims description 2
- 229910052701 rubidium Inorganic materials 0.000 claims description 2
- IGLNJRXAVVLDKE-UHFFFAOYSA-N rubidium atom Chemical compound [Rb] IGLNJRXAVVLDKE-UHFFFAOYSA-N 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 239000010703 silicon Substances 0.000 claims description 2
- 229910001948 sodium oxide Inorganic materials 0.000 claims description 2
- CHWRSCGUEQEHOH-UHFFFAOYSA-N potassium oxide Chemical compound [O-2].[K+].[K+] CHWRSCGUEQEHOH-UHFFFAOYSA-N 0.000 claims 1
- 229910001950 potassium oxide Inorganic materials 0.000 claims 1
- 239000000377 silicon dioxide Substances 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 abstract description 13
- 239000002184 metal Substances 0.000 abstract description 13
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 abstract description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 2
- 238000005336 cracking Methods 0.000 abstract description 2
- FZFYOUJTOSBFPQ-UHFFFAOYSA-M dipotassium;hydroxide Chemical compound [OH-].[K+].[K+] FZFYOUJTOSBFPQ-UHFFFAOYSA-M 0.000 abstract description 2
- 229910052760 oxygen Inorganic materials 0.000 abstract description 2
- 239000001301 oxygen Substances 0.000 abstract description 2
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 abstract 2
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 abstract 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 abstract 1
- 229910000679 solder Inorganic materials 0.000 description 19
- 230000000052 comparative effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000005245 sintering Methods 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 229910004261 CaF 2 Inorganic materials 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- 239000011324 bead Substances 0.000 description 3
- 238000009749 continuous casting Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005469 granulation Methods 0.000 description 2
- 230000003179 granulation Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005272 metallurgy Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000003082 abrasive agent Substances 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- BITYAPCSNKJESK-UHFFFAOYSA-N potassiosodium Chemical compound [Na].[K] BITYAPCSNKJESK-UHFFFAOYSA-N 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000001238 wet grinding Methods 0.000 description 1
Landscapes
- Nonmetallic Welding Materials (AREA)
Abstract
The invention discloses a fluorine-base type sintered flux used for reducing sulfur and phosphorus contents of a welding joint and used in submerged arc hardfacing, relating to the flux technology. The fluorine-base type sintered flux comprises the following components in percent by weight: 30-35 percent of magnesium oxide (MgO), 16-21 percent of calcium fluoride (CaF2), 17-22 percent of aluminium oxide (Al2O3), 14-19 percent of silica (SiO2), 3-5 percent of manganese oxide (MnO), less than 3 percent of ferrous oxide (FeO), 1-3 percent of rare earth fluoride compound additive, 0.3-0.6 percent of sodium oxide (Na2O), 0.15-0.3 percent of potassium oxide (K2O), not more than 0.03 percent of sulphur (S) and not more than 0.04 percent of phosphorus (P).Through controlling the basicity range of the flux and adding the rare earth fluoride compound additive, the oxygen content, the sulfur and phosphorus contents and the impurities in the flux are reduced, and the purity of weld metal is ensured, and higher flexibility and cracking resistance are obtained by hardfacing deposited metal.
Description
Technical field
The present invention relates to the solder flux technical field, is the fluorine alkaline type sintered flux that a kind of effective reduction weld metal sulphur phosphorus content is used for the submerged arc hardfacing.
Background technology
Industries such as metallurgy, mine, machinery, building materials and Coal Transport all need to use a large amount of high-abrasive materials.In order to improve the service life of wear-resisting spare part, satisfy the hard material of above-mentioned performance usually at its surface overlaying one deck, the service life of improving spare part.Automatic submerged-arc bead welding is advantages such as automaticity is higher, deposition rate very fast, forming, has become the most extensively recovery technique of built-up welding sector application.Because the resurfacing welding material of these spare parts requires the hardness height, and the continuous built-up welding of need, requirement to solder flux is strict especially, pinch roll surface as metallurgy industry should have performances such as better hardness, cracking resistance line, thermal fatigue resistance, and when the built-up welding pinch roll, bead-welding technology requires interlayer temperature to be higher than 300 ℃, performances such as continuous built-up welding, require solder flux to have the good removability of slag and mouldability, welding bead surface flawless after the built-up welding, characteristics such as obdurability is good.Adopt existing solder flux can not well satisfy the welding requirements of this type of hardfacing.
Summary of the invention
The objective of the invention is at the deficiencies in the prior art, a kind of fluorine alkaline type sintered flux that weld seam sulphur phosphorus content is used for the submerged arc hardfacing that reduces is provided, it is arc stability in welding process, the high temperature deslag performance is good, appearance of weld is attractive in appearance, transitions smooth can be used with multiple hardfacing welding wire, has toughness and crack resistance preferably when taking into account wearability.
For achieving the above object, the present invention solves the technical scheme that its technical problem takes and is:
A kind ofly reduce the fluorine alkaline type sintered flux that weld seam sulphur phosphorus content is used for the submerged arc hardfacing, its component is magnesia (MgO) 30～35, calcirm-fluoride (CaF by weight percentage
2) 16～21, alundum (Al (Al
2O
3) 17～22, silica (SiO
2) 14～19, manganese oxide (MnO) 3～5, oxidation industry iron (FeO)＜3, rare earth fluoride compound additive 1～3, sodium oxide molybdena (Na
2O) 0.3～0.6, potassium oxide (K
2O) 0.15～0.3, sulphur (S)≤0.03, phosphorus (P)≤0.04.
Described fluorine alkaline type sintered flux, its basicity (B
IIW) scope is 2.1～2.5.
Described fluorine alkaline type sintered flux, its described rare earth fluoride compound additive by weight percentage, consists of: rare earth fluoride 42%, calcium oxide 33% and calcium-silicon 25%.
Described fluorine alkaline type sintered flux, it is characterized in that: described, rare earth fluoride, by weight percentage, comprise: lanthanum (La) 15.1%, cerium (Ce) 36.1%, praseodymium (Pr) 3.9%, rubidium (Nd) 14.4%, fluorine (F) 27.7%, calcium-silicon by weight percentage, comprising: calcium (Ca) 41.2%, silicon (Si) 48.7%.
Advantage that the present invention has and effect:
1, the present invention makes welding slag have appropriate melting point, viscosity, surface tension etc. by optimizing the solder flux composition, and solder flux has arc stability, and the high temperature deslag performance is good, and appearance of weld is attractive in appearance, the comprehensive welding technological properties that transitions smooth etc. are good.
2, the present invention adds the rare earth fluoride compound additive by the basicity scope of control solder flux, reduces oxygen and sulphur phosphorus content and impurity in the solder flux, guarantees the degree of purity of weld metal, improves the toughness and the crack resistance of weld metal.
3, the present invention and ZY-YJ101N-S bead welding wire are used, and are used for the build-up welding continuous-casting roller, and the deposited metal summer is satisfied the instructions for use of continuous casting roller than impact absorbing energy Akv:8～15J.
The specific embodiment
The fluorine alkaline type sintered flux of a kind of effective reduction weld metal sulphur phosphorus content of the present invention, its major technique means that improve weld metal toughness and crack resistance have: the basicity (B of control solder flux
IIW) scope is 2.1～2.5; Add rare earth fluoride compound additive deoxidization desulfuration phosphorus; Reduce the objectionable impurities that brings in the raw material as far as possible, guarantee the degree of purity of weld metal.By adjusting viscosity, surface tension and the fusing point etc. of solder flux slag, improve appearance of weld and high temperature deslag performance, guarantee the face of weld quality thereby improve the submerged arc overlay welding processing performance.
Embodiment one:
1, solder flux component (wt%): MgO 34, CaF
220, Al
2O
320, SiO
218, MnO 3, and FeO 1.28, rare earth fluoride compound additive 3, Na
2O 0.453, K
2O 0.213, and S 0.024, and P 0.030.
2, preparation method: carry out proportioning according to prescription and weigh; carry out dried stir about 20～30min then; the potassium sodium mixing water glass of the back adding dry powder weight about 18～20% that stirs; stir; the wet-milling that stirs is sent into comminutor and is carried out granulation; after the granulation; solder flux in drying oven 250 ℃ the oven dry about 1 hour; solder flux after the oven dry sieves; solder flux in the screening place standard particle size scope is sent into sintering furnace and is carried out sintering; 850 ℃ of sintering temperatures, about 1 hour of sintering, the packing of checking and sieve after the cooling of coming out of the stove.
3, the main chemical compositions of deposited metal after the cooperation ZY-YJ101N-S built-up welding.
The main chemical compositions (wt%) of deposited metal is as shown in table 1 after the embodiment 1 cooperation ZY-YJ101N-S built-up welding:
Table 1
| C | Cr | S | P | N |
| 0.04 | 12.9 | 0.008 | 0.02 | 0.09 |
Embodiment two:
1, solder flux component (wt%): MgO 34, CaF
220, Al
2O
320, SiO
218, MnO 3, and FeO 1.29, rare earth fluoride compound additive 3, Na
2O 0.435, K
2O 0.218, and S 0.026, and P 0.031.
2, the preparation method is identical with embodiment one.
Embodiment three:
1, solder flux component (wt%): MgO 32, CaF
221, Al
2O
322, SiO
218, MnO 3, and FeO 1.35, rare earth fluoride compound additive 2, Na
2O 0.397, K
2O 0.198, and S 0.020, and P 0.035.
2, the preparation method is identical with embodiment one.
Solder flux of the present invention arc stability in welding process, the high temperature deslag performance is good, and appearance of weld is attractive in appearance, transitions smooth, can be used with multiple hardfacing welding wire,, when taking into account wearability, have toughness and crack resistance preferably as cooperating ZY-YJ101N-S welding wire built-up welding continuous casting roller.
Comparative Examples:
Solder flux adopts commercially available SJ400.
The main chemical compositions (wt%) of deposited metal is as shown in table 2 behind the Comparative Examples cooperation ZY-YJ101N-S welding wire built-up welding:
Table 2
| C | Cr | S | P | N |
| 0.041 | 13 | 0.02 | 0.029 | 0.087 |
From table 1, table 2, after contrasting commercially available SJ400 and cooperating the ZY-YJ101N-S welding wire built-up welding, deposited metal S, the P content of solder flux of the present invention effectively reduce.
Three embodiment and Comparative Examples are after built-up welding (cooperating the ZY-YJ101N-S welding wire) test, and its results of property contrast is as shown in table 3:
Table 3
| Performance | As-welded average hardness (HRC) | Ballistic work (J) |
| 1# | 45 | 11.5 |
| 2# | 46 | 11.1 |
| 3# | 46 | 10.4 |
| Comparative Examples | 44 | 8 |
Claims (4)
1. one kind is reduced the fluorine alkaline type sintered flux that weld seam sulphur phosphorus content is used for the submerged arc hardfacing, it is characterized in that: its component is magnesia 30～35 by weight percentage, calcirm-fluoride 16～21, alundum (Al 17～22, silica 1 4～19, manganese oxide 3～5, ferrous oxide＜3, rare earth fluoride compound additive 1～3, sodium oxide molybdena 0.3～0.6, potassium oxide 0.15～0.3, sulphur≤0.03, phosphorus≤0.04.
2. fluorine alkaline type sintered flux as claimed in claim 1 is characterized in that: basicity B
IIWScope is 2.1～2.5.
3. fluorine alkaline type sintered flux as claimed in claim 1 is characterized in that: described rare earth fluoride compound additive by weight percentage, consists of: rare earth fluoride 42%, calcium oxide 33% and calcium-silicon 25%.
4. fluorine alkaline type sintered flux as claimed in claim 3 is characterized in that: described rare earth fluoride by weight percentage, comprising: lanthanum 15.1%, cerium 36.1%, praseodymium 3.9%, rubidium 14.4%, fluorine 27.7%; Calcium-silicon by weight percentage, comprising: calcium 41.2%, silicon 48.7%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910242004XA CN102085603B (en) | 2009-12-02 | 2009-12-02 | Fluorine-base type sintered flux used for reducing sulfur and phosphorus contents of welding joint and used in submerged arc hardfacing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910242004XA CN102085603B (en) | 2009-12-02 | 2009-12-02 | Fluorine-base type sintered flux used for reducing sulfur and phosphorus contents of welding joint and used in submerged arc hardfacing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102085603A true CN102085603A (en) | 2011-06-08 |
| CN102085603B CN102085603B (en) | 2012-11-28 |
Family
ID=44097738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910242004XA Expired - Fee Related CN102085603B (en) | 2009-12-02 | 2009-12-02 | Fluorine-base type sintered flux used for reducing sulfur and phosphorus contents of welding joint and used in submerged arc hardfacing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102085603B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103273222A (en) * | 2013-01-07 | 2013-09-04 | 中国船舶重工集团公司第七二五研究所 | High-strength high-tenacity sintered flux for afterheat-free welding |
| CN104708230A (en) * | 2015-03-02 | 2015-06-17 | 武汉天高熔接股份有限公司 | Sintered flux for efficient submerged-arc welding and manufacturing technique thereof |
| US20160297035A1 (en) * | 2013-12-13 | 2016-10-13 | Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | Flux for submerged arc welding |
| CN109530976A (en) * | 2019-01-03 | 2019-03-29 | 四川西冶新材料股份有限公司 | Bridge mating solder flux of 800MPa weather-resistant and high-strength steel and preparation method thereof |
| CN115319331A (en) * | 2022-09-07 | 2022-11-11 | 四川大西洋焊接材料股份有限公司 | Submerged arc welding flux for vanadium-chromium-molybdenum steel, preparation method, wire agent combination and application |
| CN120055625A (en) * | 2025-03-24 | 2025-05-30 | 巩义市广大焊业有限责任公司 | Submerged arc sintered flux for stainless steel low temperature and production device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4750948A (en) * | 1987-05-26 | 1988-06-14 | Inco Alloys International, Inc. | Welding flux |
| CN1228168C (en) * | 2001-07-04 | 2005-11-23 | 宝鸡市永定石油钢管焊接材料有限公司 | Fluoric alkali high toughness sintering solder |
| CN1415454A (en) * | 2002-11-14 | 2003-05-07 | 燕山大学 | Sintered flux utilized in automatic submerged arc welding with multiple wires in high speed |
| CN100374238C (en) * | 2004-12-17 | 2008-03-12 | 中国船舶重工集团公司第七二五研究所 | High alkalinity, low activity, ultra-low hydrogen sintered flux |
| CN1699009A (en) * | 2004-12-29 | 2005-11-23 | 燕山大学 | A high-toughness sintered flux for multi-wire, high-speed submerged arc automatic welding |
| CN101314200A (en) * | 2008-05-08 | 2008-12-03 | 宝鸡市宇生焊接材料有限公司 | High-strength high-ductility fluorine alkalescent sintered flux |
-
2009
- 2009-12-02 CN CN200910242004XA patent/CN102085603B/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103273222A (en) * | 2013-01-07 | 2013-09-04 | 中国船舶重工集团公司第七二五研究所 | High-strength high-tenacity sintered flux for afterheat-free welding |
| US20160297035A1 (en) * | 2013-12-13 | 2016-10-13 | Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | Flux for submerged arc welding |
| CN104708230A (en) * | 2015-03-02 | 2015-06-17 | 武汉天高熔接股份有限公司 | Sintered flux for efficient submerged-arc welding and manufacturing technique thereof |
| CN104708230B (en) * | 2015-03-02 | 2016-10-12 | 武汉天高熔接股份有限公司 | High efficiency sintered flux and production technology thereof |
| CN109530976A (en) * | 2019-01-03 | 2019-03-29 | 四川西冶新材料股份有限公司 | Bridge mating solder flux of 800MPa weather-resistant and high-strength steel and preparation method thereof |
| CN109530976B (en) * | 2019-01-03 | 2021-09-03 | 四川西冶新材料股份有限公司 | 800MPa weather-resistant high-strength steel matched welding flux for bridge and preparation method thereof |
| CN115319331A (en) * | 2022-09-07 | 2022-11-11 | 四川大西洋焊接材料股份有限公司 | Submerged arc welding flux for vanadium-chromium-molybdenum steel, preparation method, wire agent combination and application |
| CN115319331B (en) * | 2022-09-07 | 2024-03-26 | 四川大西洋焊接材料股份有限公司 | Submerged arc welding flux for vanadium-chromium-molybdenum-added steel, preparation method, wire agent combination and application |
| CN120055625A (en) * | 2025-03-24 | 2025-05-30 | 巩义市广大焊业有限责任公司 | Submerged arc sintered flux for stainless steel low temperature and production device |
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| Publication number | Publication date |
|---|---|
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