CN104907740A - Cu-Mo-Nb welding wire for titanium-pipeline steel welding and manufacturing method thereof - Google Patents
Cu-Mo-Nb welding wire for titanium-pipeline steel welding and manufacturing method thereof Download PDFInfo
- Publication number
- CN104907740A CN104907740A CN201510332741.4A CN201510332741A CN104907740A CN 104907740 A CN104907740 A CN 104907740A CN 201510332741 A CN201510332741 A CN 201510332741A CN 104907740 A CN104907740 A CN 104907740A
- Authority
- CN
- China
- Prior art keywords
- welding
- titanium
- welding wire
- powder
- pipe line
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/40—Making wire or rods for soldering or welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Arc Welding In General (AREA)
- Powder Metallurgy (AREA)
Abstract
The invention discloses a Cu-Mo-Nb welding wire for titanium-pipeline steel welding. The Cu-Mo-Nb welding wire comprises a coating and a welding core, the welding core comprises, by mass, 50%-90% of niobium powder and 10%-50% of molybdenum powder, wherein the sum of the component mass percentage is 100%, and the coating is a copper belt. The invention further discloses a manufacturing method of the Cu-Mo-Nb welding wire, the niobium powder and the molybdenum powder are mixed and poured into a feeding machine, and the copper belt pretensioning belt with a U-shaped groove is filled with the mixed powder and pulled to be 1.2 mm in diameter, and the welding wire is obtained. According to the Cu-Mo-Nb welding wire and the manufacturing method, generation of intermetallic compounds between the titanium and steel can be avoided effectively due to the fact that the welding wire serves as a transition layer, the titanium and steel are well combined together, and fusion welding of a titanium-pipeline steel composite plate is achieved. The manufacturing method of the Cu-Mo-Nb welding wire is simple and high in efficiency, and large-scale batch production is facilitated.
Description
Technical field
The invention belongs to welding material and preparing technical field thereof, be specifically related to a kind of titanium-pipe line steel welding Cu-Mo-Nb welding wire, the invention still further relates to the preparation method of this welding wire.
Background technology
Adopt the titanium-pipe line steel ply-metal of Explosion composite, the advantage of comprehensive two kinds of metals, had both had the strong corrosion resistant of titanium and the high-strength tenacity of pipe line steel, and had again saved titanium material, reduce production cost.Titanium-pipe line steel composite plate, with its cheap price, superior performance, is widely used in the industry such as oil, chemical industry.But, because the Wuli-Shili-Renli system approach between titanium and steel differs greatly, very easily form low-melting-point eutectic and TiFe, TiFe
2deng intermetallic frangible compounds, make titanium-pipe line steel composite plate be difficult to melting welding and connect, seriously hinder its application on the conveyance conduit such as oil gas, chemical industry.At present, about the rarer report of transition zone welding material that the melting welding of titanium-pipe line steel composite plate connects.
Summary of the invention
The object of this invention is to provide a kind of titanium-pipe line steel welding Cu-Mo-Nb welding wire, this welding wire effectively can avoid the generation of titanium and steel intermetallic compound as transition zone, titanium and the highly organized of steel are combined, realizes the melting welding docking of titanium-pipe line steel composite plate.
Another object of the present invention is to provide the preparation method of a kind of titanium-pipe line steel welding Cu-Mo-Nb welding wire.
The technical solution adopted in the present invention is: titanium-pipe line steel welding Cu-Mo-Nb welding wire, comprise coating and core wire, wherein core wire is composed of the following components by mass percentage: niobium powder 50% ~ 90%, molybdenum powder 10% ~ 50%, and above constituent mass percentage sum is 100%; Coating is copper belt.
Feature of the present invention is also,
Niobium powder purity >=99.95%, particle diameter is 100 orders; Molybdenum powder purity >=99.95%, particle diameter is 100 orders.
Another technical scheme of the present invention is, titanium-pipe line steel welding preparation method of Cu-Mo-Nb welding wire, specifically implements according to following steps:
Step 1, takes niobium powder 50% ~ 90% by mass percentage respectively, molybdenum powder 10% ~ 50%, above constituent mass percentage sum is 100%, places after being heated to 150 DEG C in a vacuum furnace respectively, insulation 1h, then the niobium powder of oven dry and molybdenum powder are put in mixed powder machine, are uniformly mixed;
Step 2, is placed on copper belt on band machine, carries out rolling U-shaped groove after washing copper strips equipment; Then after copper belt front end is fine ground on filament grinding machine, put on mould that aperture is 2.5mm, then carry out copper strips by forming machine and heal up, make interface in conjunction with closely knit pre-drawstring;
Step 3, pours on charger by the mixed-powder of step 1, inserts and is with on the pre-drawstring of copper belt of U-shaped groove, and the filling rate controlling medicinal powder is 10 ~ 15%, is drawn into the welding wire that diameter is 2.5mm;
Step 4, welding wire step 3 obtained is placed on reducing mill and processes, and change the mould tube reducing drawing step by step of different pore size, each tube reducing amplitude is 0.2mm, and final obtained diameter is the Cu-Mo-Nb welding wire of 1.2mm.
Feature of the present invention is also,
Niobium powder purity >=99.95% in step 1, particle diameter is 100 orders; Molybdenum powder purity >=99.95%, particle diameter is 100 orders.
The invention has the beneficial effects as follows,
1. titanium of the present invention-pipe line steel welding Cu-Mo-Nb welding wire, has the following advantages: (1) welding wire of the present invention, is applicable to GTAW and automatic tungsten anode argon arc welding; (2) welding wire of the present invention effectively can avoid the generation of titanium and steel intermetallic compound as transition zone, titanium and the highly organized of steel is combined, and realizes the melting welding docking of titanium-pipe line steel composite plate; (3) titanium-pipe line steel composite plate opens asymmetric double V groove, and first by pipe line steel welding wire welding steel layer, then with flux-cored wire welding transition layer of the present invention, finally with pure titanium welding wire welding titanium layer, gained property of welded joint is excellent.
2. the preparation method of titanium of the present invention-pipe line steel welding Cu-Mo-Nb welding wire is simple, and efficiency is high, is convenient to carry out large-scale mass production.
Accompanying drawing explanation
Fig. 1 is the weld metal zone deposited metal metallographic structure figure of the Cu-Mo-Nb welding wire welding titanium-pipe line steel composite plate adopting embodiment 1 to prepare;
Fig. 2 is the partial enlarged drawing of Fig. 1;
Fig. 3 is the weld metal zone deposited metal metallographic structure figure of the Cu-Mo-Nb welding wire welding titanium-pipe line steel composite plate adopting embodiment 4 to prepare;
Fig. 4 is the partial enlarged drawing of Fig. 3.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Titanium of the present invention-pipe line steel welding Cu-Mo-Nb welding wire, comprise coating and core wire, wherein core wire is composed of the following components by mass percentage: niobium powder 50% ~ 90%, molybdenum powder 10% ~ 50%, and above constituent mass percentage sum is 100%; Coating is copper belt, and copper belt thickness is 0.4mm, and width is 7mm.
Niobium powder purity >=99.95%, particle diameter is 100 orders; Molybdenum powder purity >=99.95%, particle diameter is 100 orders.
In copper belt, Cu element is when welding wire is transitioned in weld seam, because Fe in copper and steel and other elements all do not form brittle intermetallic thing, combine good during welding, and the fusing point of copper is lower, mobile performance better, prevents the initiation and propogation of titanium steel compound interface crackle.
Nb element and titanium can form unlimited solid solution, have characteristic of well dissolving each other, and energy refinement titanium crystal grain, improves welding point antioxygenic property; And Nb element and the limited solid solution of Cu element, decrease the generation of intermetallic compound between titanium and copper;
Trace Mo element has the effect of solution strengthening to ferrite, and energy refinement titanium tissue, there is very large effect to raising weld seam obdurability.
The preparation method of above-mentioned titanium-pipe line steel welding Cu-Mo-Nb welding wire, specifically implements according to following steps:
Step 1, takes niobium powder 50% ~ 90% by mass percentage respectively, molybdenum powder 10% ~ 50%, above constituent mass percentage sum is 100%, places after being heated to 150 DEG C in a vacuum furnace respectively, insulation 1h, then the niobium powder of oven dry and molybdenum powder are put in mixed powder machine, are uniformly mixed; Wherein niobium powder purity >=99.95%, particle diameter is 100 orders; Molybdenum powder purity >=99.95%, particle diameter is 100 orders;
Step 2, is placed on copper belt on band machine, carries out rolling U-shaped groove after washing copper strips equipment; Then after copper belt front end is fine ground on filament grinding machine, put on mould that aperture is 2.5mm, then carry out copper strips by forming machine and heal up, make interface in conjunction with closely knit pre-drawstring;
Step 3, pours on charger by the mixed-powder of step 1, inserts and is with on the pre-drawstring of copper belt of U-shaped groove, and the filling rate controlling medicinal powder is 10 ~ 15%, is drawn into the welding wire that diameter is 2.5mm;
Step 4, welding wire step 3 obtained is placed on reducing mill and processes, and change the mould tube reducing drawing step by step of different pore size, each tube reducing amplitude is 0.2mm, and final obtained diameter is the Cu-Mo-Nb welding wire of 1.2mm.
Embodiment 1
Step 1, takes niobium powder 900g, molybdenum powder 100g respectively, places respectively after being heated to 150 DEG C in a vacuum furnace and is incubated 1h, then the niobium powder of oven dry and molybdenum powder is put in mixed powder machine, is uniformly mixed; Wherein niobium powder purity >=99.95%, particle diameter is 100 orders; Molybdenum powder purity >=99.95%, particle diameter is 100 orders;
Step 2, is placed on copper belt on band machine, carries out rolling U-shaped groove after washing copper strips equipment; Then after copper belt front end is fine ground on filament grinding machine, put on mould that aperture is 2.5mm, then carry out copper strips by forming machine and heal up, make interface in conjunction with closely knit pre-drawstring;
Step 3, pours on charger by the mixed-powder of step 1, inserts and is with on the pre-drawstring of copper belt of U-shaped groove, and the filling rate controlling medicinal powder is 10%, is drawn into the welding wire that diameter is 2.5mm;
Step 4, welding wire step 3 obtained is placed on reducing mill and processes, and change the mould tube reducing drawing step by step of different pore size, each tube reducing amplitude is 0.2mm, and final obtained diameter is the Cu-Mo-Nb welding wire of 1.2mm.
With Cu-Mo-Nb welding wire (transition zone) prepared by embodiment 1, coordinate pure titanium silk (titanium layer), YCGX80 pipe line steel welding wire (steel layer) welds titanium-pipe line steel (TA1-X80) composite plate, welding procedure is: titanium-pipe line steel (TA1-X80) composite plate opens asymmetric double V groove (titanium layer upper, steel layer under), steel side bevel angle is 60 °, and titanium side bevel angle is 90 °.First welding steel layer, adopts CO
2gas shielded arc welding, welding current is 215A.Transition zone and titanium layer all adopt GTAW, and transition zone welding current is respectively: 140A, and titanium layer welding current is 125A.
After tested, joint mechanical property is: tensile strength 478MPa, yield strength 379MPa, elongation after fracture 12%, the contraction percentage of area 25%, room temperature impact merit 31J.
As shown in Figure 1, transition zone tissue and titanium layer tissue intert mutually; Block Nb, Mo enrichment region is defined near melt run; Combine good as can be seen from Figure 2 between transition zone and steel layer, there is the fusion area of one fixed width; Be uniformly distributed Cu based solid solution tissue in transition zone, steel layer is organized as tiny acicular ferrite+pearlite.All do not find microfissure in weld seam, joint obdurability is higher.
Embodiment 2
Step 1, takes niobium powder 800g, molybdenum powder 200g respectively, places respectively after being heated to 150 DEG C in a vacuum furnace and is incubated 1h, then the niobium powder of oven dry and molybdenum powder is put in mixed powder machine, is uniformly mixed; Wherein niobium powder purity >=99.95%, particle diameter is 100 orders; Molybdenum powder purity >=99.95%, particle diameter is 100 orders;
Step 2, is placed on copper belt on band machine, carries out rolling U-shaped groove after washing copper strips equipment; Then after copper belt front end is fine ground on filament grinding machine, put on mould that aperture is 2.5mm, then carry out copper strips by forming machine and heal up, make interface in conjunction with closely knit pre-drawstring;
Step 3, pours on charger by the mixed-powder of step 1, inserts and is with on the pre-drawstring of copper belt of U-shaped groove, and the filling rate controlling medicinal powder is 13%, is drawn into the welding wire that diameter is 2.5mm;
Step 4, welding wire step 3 obtained is placed on reducing mill and processes, and change the mould tube reducing drawing step by step of different pore size, each tube reducing amplitude is 0.2mm, and final obtained diameter is the Cu-Mo-Nb welding wire of 1.2mm.
With Cu-Mo-Nb welding wire (transition zone) prepared by embodiment 2, coordinate pure titanium silk (titanium layer), YCGX80 pipe line steel welding wire (steel layer) welds titanium-pipe line steel (TA1-X80) composite plate, welding procedure is: titanium-pipe line steel (TA1-X80) composite plate opens asymmetric double V groove (titanium layer upper, steel layer under), steel side bevel angle is 60 °, and titanium side bevel angle is 90 °.First welding steel layer, adopts CO
2gas shielded arc welding, welding current is 216A.Transition zone and titanium layer all adopt GTAW, and transition zone welding current is respectively: 145A, and titanium layer welding current is 127A.
After tested, joint mechanical property is: tensile strength 480MPa, yield strength 385MPa, elongation after fracture 9%, the contraction percentage of area 24%, room temperature impact merit 29.8J.
Embodiment 3
Step 1, takes niobium powder 700g, molybdenum powder 300g respectively, places respectively after being heated to 150 DEG C in a vacuum furnace and is incubated 1h, then the niobium powder of oven dry and molybdenum powder is put in mixed powder machine, is uniformly mixed; Wherein niobium powder purity >=99.95%, particle diameter is 100 orders; Molybdenum powder purity >=99.95%, particle diameter is 100 orders;
Step 2, is placed on copper belt on band machine, carries out rolling U-shaped groove after washing copper strips equipment; Then after copper belt front end is fine ground on filament grinding machine, put on mould that aperture is 2.5mm, then carry out copper strips by forming machine and heal up, make interface in conjunction with closely knit pre-drawstring;
Step 3, pours on charger by the mixed-powder of step 1, inserts and is with on the pre-drawstring of copper belt of U-shaped groove, and the filling rate controlling medicinal powder is 12%, is drawn into the welding wire that diameter is 2.5mm;
Step 4, welding wire step 3 obtained is placed on reducing mill and processes, and change the mould tube reducing drawing step by step of different pore size, each tube reducing amplitude is 0.2mm, and final obtained diameter is the Cu-Mo-Nb welding wire of 1.2mm.
With Cu-Mo-Nb welding wire (transition zone) prepared by embodiment 3, coordinate pure titanium silk (titanium layer), YCGX80 pipe line steel welding wire (steel layer) welds titanium-pipe line steel (TA1-X80) composite plate, welding procedure is: titanium-pipe line steel (TA1-X80) composite plate opens asymmetric double V groove (titanium layer upper, steel layer under), steel side bevel angle is 60 °, and titanium side bevel angle is 90 °.First welding steel layer, adopts CO
2gas shielded arc welding, welding current is 212A.Transition zone and titanium layer all adopt GTAW, and transition zone welding current is respectively: 148A, and titanium layer welding current is 130A.
After tested, joint mechanical property is: tensile strength 490MPa, yield strength 382MPa, elongation after fracture 11%, the contraction percentage of area 25.5%, room temperature impact merit 30.4J.
Embodiment 4
Step 1, takes niobium powder 500g, molybdenum powder 500g respectively, places respectively after being heated to 150 DEG C in a vacuum furnace and is incubated 1h, then the niobium powder of oven dry and molybdenum powder is put in mixed powder machine, is uniformly mixed; Wherein niobium powder purity >=99.95%, particle diameter is 100 orders; Molybdenum powder purity >=99.95%, particle diameter is 100 orders;
Step 2, is placed on copper belt on band machine, carries out rolling U-shaped groove after washing copper strips equipment; Then after copper belt front end is fine ground on filament grinding machine, put on mould that aperture is 2.5mm, then carry out copper strips by forming machine and heal up, make interface in conjunction with closely knit pre-drawstring;
Step 3, pours on charger by the mixed-powder of step 1, inserts and is with on the pre-drawstring of copper belt of U-shaped groove, and the filling rate controlling medicinal powder is 15%, is drawn into the welding wire that diameter is 2.5mm;
Step 4, welding wire step 3 obtained is placed on reducing mill and processes, and change the mould tube reducing drawing step by step of different pore size, each tube reducing amplitude is 0.2mm, and final obtained diameter is the Cu-Mo-Nb welding wire of 1.2mm.
With Cu-Mo-Nb welding wire (transition zone) prepared by embodiment 4, coordinate pure titanium silk (titanium layer), YCGX80 pipe line steel welding wire (steel layer) welds titanium-pipe line steel (TA1-X80) composite plate, welding procedure is: titanium-pipe line steel (TA1-X80) composite plate opens asymmetric double V groove (titanium layer upper, steel layer under), steel side bevel angle is 60 °, and titanium side bevel angle is 90 °.First welding steel layer, adopts CO
2gas shielded arc welding, welding current is 215A.Transition zone and titanium layer all adopt GTAW, and transition zone welding current is respectively: 142A, and titanium layer welding current is 133A.
After tested, joint mechanical property is: tensile strength 487MPa, yield strength 386MPa, elongation after fracture 11.2%, the contraction percentage of area 22.1%, room temperature impact merit 30.5J.
As shown in Figure 3, transition zone tissue is to titanium layer diffusion, and having the light gray chromatograph of part to be formed in titanium side, from energy-spectrum scanning, is Ti-Cu intermetallic compound; Transition zone tissue take Cu as the solid solution tissue of matrix; Transition zone and steel layer interface cohesion are well as can be seen from Figure 4, and Fe dissolves more to transition metal; Steel layer tissue near melt run is tiny compared with other region, illustrates that medicinal powder has refining effect to tissue, improves the intensity of weld seam.
Claims (4)
1. Cu-Mo-Nb welding wire is used in titanium-pipe line steel welding, and it is characterized in that, comprise coating and core wire, wherein core wire is composed of the following components by mass percentage: niobium powder 50% ~ 90%, molybdenum powder 10% ~ 50%, and above constituent mass percentage sum is 100%; Coating is copper belt.
2. titanium according to claim 1-pipe line steel welding Cu-Mo-Nb welding wire, it is characterized in that, niobium powder purity >=99.95%, particle diameter is 100 orders; Molybdenum powder purity >=99.95%, particle diameter is 100 orders.
3. titanium-pipe line steel welding preparation method of Cu-Mo-Nb welding wire, is characterized in that, specifically implement according to following steps:
Step 1, takes niobium powder 50% ~ 90% by mass percentage respectively, molybdenum powder 10% ~ 50%, above constituent mass percentage sum is 100%, places after being heated to 150 DEG C in a vacuum furnace respectively, insulation 1h, then the niobium powder of oven dry and molybdenum powder are put in mixed powder machine, are uniformly mixed;
Step 2, is placed on copper belt on band machine, carries out rolling U-shaped groove after washing copper strips equipment; Then after copper belt front end is fine ground on filament grinding machine, put on mould that aperture is 2.5mm, then carry out copper strips by forming machine and heal up, make interface in conjunction with closely knit pre-drawstring;
Step 3, pours on charger by the mixed-powder of step 1, inserts and is with on the pre-drawstring of copper belt of U-shaped groove, and the filling rate controlling medicinal powder is 10 ~ 15%, is drawn into the welding wire that diameter is 2.5mm;
Step 4, welding wire step 3 obtained is placed on reducing mill and processes, and change the mould tube reducing drawing step by step of different pore size, each tube reducing amplitude is 0.2mm, and final obtained diameter is the Cu-Mo-Nb welding wire of 1.2mm.
4. the preparation method of titanium according to claim 4-pipe line steel welding Cu-Mo-Nb welding wire, is characterized in that, niobium powder purity >=99.95% in step 1, and particle diameter is 100 orders; Molybdenum powder purity >=99.95%, particle diameter is 100 orders.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510332741.4A CN104907740B (en) | 2015-06-15 | 2015-06-15 | Titanium pipe line steel welding Cu Mo Nb welding wires and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510332741.4A CN104907740B (en) | 2015-06-15 | 2015-06-15 | Titanium pipe line steel welding Cu Mo Nb welding wires and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104907740A true CN104907740A (en) | 2015-09-16 |
| CN104907740B CN104907740B (en) | 2017-11-03 |
Family
ID=54077406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510332741.4A Expired - Fee Related CN104907740B (en) | 2015-06-15 | 2015-06-15 | Titanium pipe line steel welding Cu Mo Nb welding wires and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104907740B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106475710A (en) * | 2016-12-14 | 2017-03-08 | 西安理工大学 | A kind of for welding flux-cored wire of titanium steel composite board and preparation method thereof |
| CN115008065A (en) * | 2022-05-19 | 2022-09-06 | 北京工业大学 | Flux-cored wire for high entropy of titanium-steel welding seam and preparation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU539718A1 (en) * | 1975-06-09 | 1976-12-25 | Предприятие П/Я Р-6209 | Solder for soldering tungsten and its alloys |
| SU553073A1 (en) * | 1975-12-19 | 1977-04-05 | Предприятие П/Я Р-6209 | Solder for soldering molybdenum and its alloys |
| JPS5411246B2 (en) * | 1971-09-10 | 1979-05-14 | ||
| US4942059A (en) * | 1988-09-29 | 1990-07-17 | Westinghouse Electric Corp. | Method for hardfacing metal articles |
| CN104028917A (en) * | 2014-06-04 | 2014-09-10 | 西安理工大学 | Flux-cored wire for fusion welding butt joint of titanium-steel composite board and preparation method of flux-cored wire |
| CN104400249A (en) * | 2014-09-24 | 2015-03-11 | 西安理工大学 | Flux-cored wire for titanium-steel composite board dissimilar joint transition layer and manufacturing method of flux-cored wire |
-
2015
- 2015-06-15 CN CN201510332741.4A patent/CN104907740B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5411246B2 (en) * | 1971-09-10 | 1979-05-14 | ||
| SU539718A1 (en) * | 1975-06-09 | 1976-12-25 | Предприятие П/Я Р-6209 | Solder for soldering tungsten and its alloys |
| SU553073A1 (en) * | 1975-12-19 | 1977-04-05 | Предприятие П/Я Р-6209 | Solder for soldering molybdenum and its alloys |
| US4942059A (en) * | 1988-09-29 | 1990-07-17 | Westinghouse Electric Corp. | Method for hardfacing metal articles |
| CN104028917A (en) * | 2014-06-04 | 2014-09-10 | 西安理工大学 | Flux-cored wire for fusion welding butt joint of titanium-steel composite board and preparation method of flux-cored wire |
| CN104400249A (en) * | 2014-09-24 | 2015-03-11 | 西安理工大学 | Flux-cored wire for titanium-steel composite board dissimilar joint transition layer and manufacturing method of flux-cored wire |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106475710A (en) * | 2016-12-14 | 2017-03-08 | 西安理工大学 | A kind of for welding flux-cored wire of titanium steel composite board and preparation method thereof |
| CN115008065A (en) * | 2022-05-19 | 2022-09-06 | 北京工业大学 | Flux-cored wire for high entropy of titanium-steel welding seam and preparation method thereof |
| CN115008065B (en) * | 2022-05-19 | 2023-09-01 | 北京工业大学 | Flux-cored wire for high entropy of titanium-steel weld joint and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104907740B (en) | 2017-11-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101284336B (en) | Argon-arc welding-braze welding composite welding method for connecting the titanium alloy and steel | |
| CN107999991B (en) | High-entropy flux-cored wire for titanium-steel MIG welding and preparation method thereof | |
| CN103639619B (en) | A kind of preparation method of the high-entropy alloy welding wire welded with steel TIG for titanium | |
| CN103567663B (en) | For high-entropy alloy welding wire welding titanium-steel and preparation method thereof | |
| CN107671452B (en) | Heat release welding powder | |
| CN113399861B (en) | Copper-nickel-based welding wire for copper-steel transition layer melting-brazing and preparation method thereof | |
| CN104942462B (en) | Titanium pipe line steel welding Cu V Nb welding wires and preparation method thereof | |
| CN104028917A (en) | Flux-cored wire for fusion welding butt joint of titanium-steel composite board and preparation method of flux-cored wire | |
| CN103567661B (en) | The preparation method of titanium-steel composite board melting welding docking transition zone welding material | |
| CN104476011B (en) | High-entropy alloy welding wire and the application of titanium/mild steel is welded for TIG | |
| CN108941976A (en) | TA1-Q345 middle layer welding wire and preparation and welding method | |
| CN103331529A (en) | Mixed gas protection welding wire with tensile strength of no less than 1100 MPa and using method thereof | |
| CN103567664B (en) | Titanium-pipe line steel composite plate welding Ti-Ni welding wire and preparation method thereof | |
| CN113732563B (en) | Transition layer welding wire for preparing titanium-steel gradient composite material CMT and preparation method | |
| CN106141500B (en) | A kind of seamless submerged arc flux-cored wire of yield strength 690MPa grades of steel ultralow-hydrogen lows | |
| CN104907734B (en) | Titanium tube line steel composite board flux-cored wire used for welding and preparation method thereof | |
| CN104907740B (en) | Titanium pipe line steel welding Cu Mo Nb welding wires and preparation method thereof | |
| CN114346515B (en) | Copper-nickel-based welding wire for titanium-steel arc additive transition layer and preparation method thereof | |
| CN104741832A (en) | Cu-V-Ag flux-cored wire for titanium-pipeline-steel welding and preparing method thereof | |
| CN113828960A (en) | Welding material and welding method for butt welding of copper-steel composite plates | |
| CN113953712A (en) | Material for butt welding of TA1-Q235 composite plates and welding method | |
| CN104741829A (en) | Cu-Ag-Cr welding wire for titanium-pipeline-steel welding and preparing method thereof | |
| CN104907736B (en) | Titanium pipe line steel welding Cu Ag Nb welding wires and preparation method thereof | |
| CN113399860A (en) | Nickel-based welding wire for copper-steel composite plate transition layer and preparation method thereof | |
| CN115008065B (en) | Flux-cored wire for high entropy of titanium-steel weld joint and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171103 Termination date: 20200615 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |