CN105499819A - Multifunctional ocean platform supply ship special cabin wall welding method - Google Patents
Multifunctional ocean platform supply ship special cabin wall welding method Download PDFInfo
- Publication number
- CN105499819A CN105499819A CN201511023798.2A CN201511023798A CN105499819A CN 105499819 A CN105499819 A CN 105499819A CN 201511023798 A CN201511023798 A CN 201511023798A CN 105499819 A CN105499819 A CN 105499819A
- Authority
- CN
- China
- Prior art keywords
- welding
- layer
- welding method
- extraordinary
- platform supply
- 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.)
- Pending
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
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/18—Sheet panels
- B23K2101/185—Tailored blanks
-
- 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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/02—Iron or ferrous alloys
- B23K2103/04—Steel or steel alloys
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Arc Welding In General (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a multifunctional ocean platform supply ship special cabin wall welding method, comprising the following steps: forming a rootless groove below a bone plate to be welded on a cabin wall plate, wherein the groove is aligned with a welding position of the cabin wall plate for waiting for welding; welding a first welding layer, and naturally cooling after welding; performing PT nondestructive testing on the first welding layer; welding a second welding layer, and naturally cooling after welding; performing PT nondestructive testing on the second welding layer; welding a third welding layer on the second welding layer, and naturally cooling the third welding layer after welding; performing PT nondestructive testing on the third welding layer; polishing the back of the first welding layer on the bone plate till white exposing; welding a fourth welding layer on the polishing position, and naturally cooling after welding; performing PT nondestructive testing on the fourth welding layer. The rootless groove is adopted, the method is divided into multiple welding procedures, the welding layer after welding every time is subjected to the PT testing, thereby ensuring welding precision and overcoming the problem that the welding quality of a full penetration welding manner cannot be precisely detected; the welding process is simple.
Description
Technical field
The present invention relates to ship welding technique field, specifically the extraordinary bulkhead welding method of Multifunctional marine platform supply vessel.
Background technology
According to current Dynamic Non-Destruction Measurement and the stainless characteristic of 316L, X-ray (RT detection) and ultrasonic wave (UT detection) cannot accurately detect thickness of slab t≤10mm, and material is the stainless complete penetraction and fusion in welding angle welding of 316L.In classification society rule, indicated as 316L stainless steel thickness of slab t≤10mm, RT Dynamic Non-Destruction Measurement is not suitable for its complete penetraction and fusion in welding angle welding of inspection.The extraordinary bulkhead plate thickness of the Multifunctional marine platform supply vessel that my company builds is t=9mm, and material is 316L; By code requirement, leg angle welding is complete penetraction and fusion in welding form.Thus, there is the quality that accurately cannot detect weld seam.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the invention provides the extraordinary bulkhead welding method of a kind of Multifunctional marine platform supply vessel.
Technical scheme: for solving the problems of the technologies described above, the extraordinary bulkhead welding method of a kind of Multifunctional marine platform supply vessel of the present invention, comprises the following steps:
Step 1: will be welded on to offer below the hone lamella in bulkhead plate and not stay root groove, the welding position that groove aims at bulkhead plate is to be welded, clean welds place and adjacent area thereof;
Step 2: welding first layer, postwelding treats that first layer cools naturally;
Step 3: Non-Destructive Testing is carried out to first layer naturally cooled in step 1 with PT;
Step 4: detect in step 3 on qualified first layer and weld second layer, postwelding treats that second layer cools naturally;
Step 5: carry out Non-Destructive Testing with the second layer of PT to cooling naturally in step 4;
Step 6: detect in steps of 5 on qualified second layer and weld the 3rd road layer, postwelding treats that the 3rd road layer cools naturally;
Step 7: Non-Destructive Testing is carried out to the 3rd road layer naturally cooled in step 6 with PT;
Step 8: the back of first layer on polishing hone lamella, until show money or valuables one carries unintentionally;
Step 9: position weldering the 4th road layer of polishing in step 8, postwelding treats that the 4th road layer cools naturally;
Step 10: Non-Destructive Testing is carried out to the 4th road layer naturally cooled in step 9 with PT.
Preferably, the soldering appliance of described first layer, second layer, the 3rd road layer and the 4th road layer is CO
2gas shielded arc welding.
Preferably, the welding wire trade mark that described soldering appliance adopts is GFS-316L, and gage of wire is 1.2mm.
Preferably, the welding current of described soldering appliance is 150-180A, arc voltage 24-30V, welds fast 20-40cm/m.
Preferably, the distance on described hone lamella least significant end distance bulkhead plate surface is 0-3mm.
Preferably, described bulkhead plate and hone lamella are 316L stainless steel, and the sheet metal thickness of bulkhead plate and hone lamella is 9mm.
Preferably, the height of described first layer, second layer, the 3rd road layer is 3-4mm.
Beneficial effect: the extraordinary bulkhead welding method of Multifunctional marine platform supply vessel of the present invention, root groove is not stayed by adopting, and be divided into multiple tracks welding sequence, layer after each welding carries out PT detection respectively, while ensure that welding precision thus, the problem that the layer quality that the Type of Welding also overcoming existing complete penetraction and fusion in welding exists cannot accurately detect, and welding procedure is simple, the success rate of welding also has very large lifting compared to prior art.
Accompanying drawing explanation
Fig. 1 is welding method schematic diagram of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further described.
As shown in Figure 1, the extraordinary bulkhead welding method of a kind of Multifunctional marine platform supply vessel of the present invention, comprises the following steps:
Step 1: will be welded on to offer below the hone lamella 6 in bulkhead plate 5 and not stay root groove 7, the welding position that groove aims at bulkhead plate 5 is to be welded, clean welds place and adjacent area thereof;
Step 2: welding first layer 1, postwelding treats that first layer 1 cools naturally; 24 hours cool times;
Step 3: Non-Destructive Testing is carried out to first layer 1 naturally cooled in step 1 with PT;
Step 4: detect in step 3 on qualified first layer 1 and weld second layer 2, postwelding treats that second layer 2 cools naturally;
Step 5: carry out Non-Destructive Testing with the second layer 2 of PT to cooling naturally in step 4;
Step 6: detect in steps of 5 on qualified second layer 2 and weld the 3rd road layer 3, postwelding treats that the 3rd road layer 3 cools naturally;
Step 7: Non-Destructive Testing is carried out to the 3rd road layer 3 naturally cooled in step 6 with PT;
Step 8: the back of first layer 1 on polishing hone lamella, until show money or valuables one carries unintentionally;
Step 9: position weldering the 4th road layer 4 of polishing in step 8, postwelding treats that the 4th road layer 4 cools naturally;
Step 10: Non-Destructive Testing is carried out to the 4th road layer 4 naturally cooled in step 9 with PT.
If the PT of each layer detects defective, worn cleaning need be carried out to defective layer region, worn region need extend about 150mm to both sides long, after polishing, again weld this region, postwelding cools 24 hours naturally, PT Dynamic Non-Destruction Measurement is again utilized to carry out Non-Destructive Testing to this region, according to said method, until this region layer quality inspection is qualified, then carry out the operation of lower one layer welding.
The soldering appliance of first layer 1, second layer 2, the 3rd road layer 3 and the 4th road layer 4 is CO
2gas shielded arc welding; the welding wire trade mark that soldering appliance adopts is GFS-316L; gage of wire is 1.2mm; the welding current of soldering appliance is 150-180A, arc voltage 24-30V, welds fast 20-40cm/m; the distance on hone lamella 6 least significant end distance bulkhead plate 5 surface is 0-3mm; bulkhead plate 5 and hone lamella 6 are 316L stainless steel, and bulkhead plate 5 is 9mm with the sheet metal thickness of hone lamella 6, and the height of first layer 1, second layer 2, the 3rd road layer 3 is 3-4mm.
Table 1 welding parameter
Upper table is the welding parameter of welding method of the present invention, for welding demand actual in welding, and adjustment welding parameter.When adopting above-mentioned parameter in actual welding, success rate is high, and each layer quality easily detects and accuracy of detection is high.
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (7)
1. the extraordinary bulkhead welding method of Multifunctional marine platform supply vessel, is characterized in that: comprise the following steps:
Step 1: will be welded on to offer below the hone lamella in bulkhead plate and not stay root groove, the welding position that groove aims at bulkhead plate is to be welded, clean welds place and adjacent area thereof;
Step 2: welding first layer, postwelding treats that first layer cools naturally;
Step 3: Non-Destructive Testing is carried out to first layer naturally cooled in step 1 with PT;
Step 4: detect in step 3 on qualified first layer and weld second layer, postwelding treats that second layer cools naturally;
Step 5: carry out Non-Destructive Testing with the second layer of PT to cooling naturally in step 4;
Step 6: detect in steps of 5 on qualified second layer and weld the 3rd road layer, postwelding treats that the 3rd road layer cools naturally;
Step 7: Non-Destructive Testing is carried out to the 3rd road layer naturally cooled in step 6 with PT;
Step 8: the back of first layer on polishing hone lamella, until show money or valuables one carries unintentionally;
Step 9: position weldering the 4th road layer of polishing in step 8, postwelding treats that the 4th road layer cools naturally;
Step 10: Non-Destructive Testing is carried out to the 4th road layer naturally cooled in step 9 with PT.
2. the extraordinary bulkhead welding method of Multifunctional marine platform supply vessel according to claim 1, is characterized in that: the soldering appliance of described first layer, second layer, the 3rd road layer and the 4th road layer is CO
2gas shielded arc welding.
3. the extraordinary bulkhead welding method of Multifunctional marine platform supply vessel according to claim 2, is characterized in that: the welding wire trade mark that described soldering appliance adopts is GFS-316L, and gage of wire is 1.2mm.
4. the extraordinary bulkhead welding method of Multifunctional marine platform supply vessel according to claim 2, is characterized in that: the welding current of described soldering appliance is 150-180A, arc voltage 24-30V, welds fast 20-40cm/m.
5. Multifunctional marine platform supply vessel according to claim 1 extraordinary cabin welding method, is characterized in that: the distance on described hone lamella least significant end distance bulkhead plate surface is 0-3mm.
6. Multifunctional marine platform supply vessel according to claim 1 extraordinary cabin welding method, it is characterized in that: described bulkhead plate and hone lamella are 316L stainless steel, the sheet metal thickness of bulkhead plate and hone lamella is 9mm.
7. Multifunctional marine platform supply vessel according to claim 1 extraordinary cabin welding method, is characterized in that: the height of described first layer, second layer, the 3rd road layer is 3-4mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511023798.2A CN105499819A (en) | 2015-12-31 | 2015-12-31 | Multifunctional ocean platform supply ship special cabin wall welding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511023798.2A CN105499819A (en) | 2015-12-31 | 2015-12-31 | Multifunctional ocean platform supply ship special cabin wall welding method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105499819A true CN105499819A (en) | 2016-04-20 |
Family
ID=55708324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511023798.2A Pending CN105499819A (en) | 2015-12-31 | 2015-12-31 | Multifunctional ocean platform supply ship special cabin wall welding method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105499819A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105921861A (en) * | 2016-06-08 | 2016-09-07 | 郑州煤矿机械集团股份有限公司 | Assembling welding method of side guard plate of hydraulic support |
| CN107363397A (en) * | 2017-08-11 | 2017-11-21 | 武汉天琪激光设备制造有限公司 | A kind of method for welding laser bed board |
| CN107378410A (en) * | 2017-09-22 | 2017-11-24 | 南通如港船舶配套机械有限公司 | A kind of shipbuilding cold and hot working method |
| CN108788404A (en) * | 2018-06-14 | 2018-11-13 | 安徽宏源铁塔有限公司 | A kind of welding procedure of steel tube tower hollow ball equator weld seam |
| CN108856985A (en) * | 2018-06-14 | 2018-11-23 | 安徽宏源铁塔有限公司 | A kind of steel tube tower hollow ball and its welding preparation process |
| CN114571118A (en) * | 2020-11-30 | 2022-06-03 | 广东富华重工制造有限公司 | Welding method and welding structure of saddle support beam and panel |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102909456A (en) * | 2012-10-31 | 2013-02-06 | 南通港闸船舶制造有限公司 | Dredger welding method |
| CN103028817A (en) * | 2011-09-29 | 2013-04-10 | 中航鼎衡造船有限公司 | Mixed welding process for marine duplex stainless steel trough type bulkhead thick plate |
| CN103785931A (en) * | 2014-02-28 | 2014-05-14 | 南车长江车辆有限公司 | Stainless steel welding method |
-
2015
- 2015-12-31 CN CN201511023798.2A patent/CN105499819A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103028817A (en) * | 2011-09-29 | 2013-04-10 | 中航鼎衡造船有限公司 | Mixed welding process for marine duplex stainless steel trough type bulkhead thick plate |
| CN102909456A (en) * | 2012-10-31 | 2013-02-06 | 南通港闸船舶制造有限公司 | Dredger welding method |
| CN103785931A (en) * | 2014-02-28 | 2014-05-14 | 南车长江车辆有限公司 | Stainless steel welding method |
Non-Patent Citations (2)
| Title |
|---|
| 向安玉: "CO2 气体保护焊在沥青船建造中的应用", 《工程焊接》 * |
| 栾江峰等: "高Ni-Cr奥氏体不锈钢焊接裂纹渗透检测方法", 《焊接技术》 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105921861A (en) * | 2016-06-08 | 2016-09-07 | 郑州煤矿机械集团股份有限公司 | Assembling welding method of side guard plate of hydraulic support |
| CN107363397A (en) * | 2017-08-11 | 2017-11-21 | 武汉天琪激光设备制造有限公司 | A kind of method for welding laser bed board |
| CN107378410A (en) * | 2017-09-22 | 2017-11-24 | 南通如港船舶配套机械有限公司 | A kind of shipbuilding cold and hot working method |
| CN108788404A (en) * | 2018-06-14 | 2018-11-13 | 安徽宏源铁塔有限公司 | A kind of welding procedure of steel tube tower hollow ball equator weld seam |
| CN108856985A (en) * | 2018-06-14 | 2018-11-23 | 安徽宏源铁塔有限公司 | A kind of steel tube tower hollow ball and its welding preparation process |
| CN114571118A (en) * | 2020-11-30 | 2022-06-03 | 广东富华重工制造有限公司 | Welding method and welding structure of saddle support beam and panel |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105499819A (en) | Multifunctional ocean platform supply ship special cabin wall welding method | |
| CN104002023B (en) | A kind of welding procedure for heterogeneous material slab | |
| US9839979B2 (en) | System for evaluating weld quality using eddy currents | |
| CN102756235B (en) | Field welding repair method especially for larger and penetrating defects in steel casting with heavy wall thickness | |
| CN101576450B (en) | Method for manufacturing surface crack defect test block for nondestructive flaw detection | |
| CN105842034B (en) | A kind of production method of crack defect test specimen | |
| Huang et al. | A study on the metallurgical and mechanical properties of a GMAW-welded Al-Mg alloy with different plate thicknesses | |
| Guo et al. | Residual stress distributions in laser and gas-metal-arc welded high-strength steel plates | |
| Alobaidi et al. | A survey on benchmark defects encountered in the oil pipe industries | |
| CN103551755A (en) | Corrosion crack welding restoration method and material for regenerator | |
| Arias et al. | Fatigue crack growth assessment in underwater wet welds | |
| Zhang et al. | Effects of interlaminar microstructural inhomogeneity on mechanical properties and corrosion resistance of multi-layer fiber laser welded high strength low alloy steel | |
| CN102330032B (en) | Acid-proof X70MS steel-grade spiral welded pipe and manufacturing method thereof | |
| CN103706917B (en) | A kind of FCB that prevents welds the terminal heating means producing terminal crackle | |
| CN105215565A (en) | The docking calculation that the nuclear power generating equipment low-alloy steel of limited space and stainless steel are taken over | |
| CN105127557B (en) | The medicine core gas shielded arc welding Rework Technics of marine engineering large thick steel plate under low temperature environment | |
| CN112008195A (en) | Research and development of construction process for controlling welding cracks of composite board | |
| CN104251885A (en) | Adjustment method of position deviation of welded pipe welding line and ultrasonic flaw detection dolly | |
| CN208696591U (en) | A kind of test block for composite weld comparison | |
| CN103736745A (en) | Method for inspecting fracture defects of reconnected billets | |
| KR20140093004A (en) | A Repair welding method of arc welding on sheet metal | |
| CN203227936U (en) | Simulation test block for weld joint of austenitic stainless steel | |
| CN105562893A (en) | Welding method used for CO2 gas shielded welding of large-specification ultrahigh-strength steel plate | |
| CN205809008U (en) | Oil tank for oil immersion type transformer housing angle welding scanning frame | |
| CN110834150A (en) | Laser-arc hybrid welding ultrasonic detection process for thick plates of bogies |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160420 |