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Pulse gas protection can. Weld with argon, preferably double-pulsed, MIG.
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Aluminum material cannot be welded!
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Summary. It is impossible to weld this aluminum alloy with this gas shielded welding machine of carbon dioxide. Because of this, there will be many problems, such as black pores, including quality defects such as this deviation of the welding wire.
Can carbon dioxide gas shielded welding weld aluminum alloy with aluminum welding wire.
It is impossible to weld this aluminum alloy with this gas shielded welding machine of carbon dioxide. Because of this, there will be many problems, such as black pores, including quality defects such as this deviation of the welding wire.
This is generally the need for this kind of double pulse power supply, so that its effect is better, generally speaking, it is still processed in accordance with this related operation, to achieve its specific operation requirements and specific welding quality.
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Hello, when welding copper materials with CO2-philic shielded welding, it is necessary to change the shielding gas to pure argon to further form a protective layer at the welding, so as to avoid the reaction between the material and oxygen in the air to form copper oxide. The basic principle of carbon dioxide shielded welding: CO2 gas shielded welding is arc welding with meltable metal wire as electrode and CO2 gas as protection.
It is one of the important welding methods for welding ferrous metals. Process characteristics and precautions of carbon dioxide shielded welding: 1. Strong penetration ability of CO2 welding, large welding current density (100-300A m2), small deformation, and production efficiency 1-3 times higher than that of electrode arc welding; 2. The gas is cheap, and the cleaning of the workpiece before welding can be simplified, and the welding cost is only 40%-50% of the electrode arc welding; 3. The weld has strong rust resistance, low hydrogen content, and small tendency to cold cracks; 4. There is a lot of metal spatter in the welding process, especially when the process parameters are mismatched, which is particularly serious; 5. Metal materials that are easy to oxidize cannot be welded, and the wind resistance is poor, and windproof measures are required when working in the field; 6. The welding arc is strong, pay attention to the arc radiation.
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Second, the welding machine can not weld aluminum alloy. The second welding machine is suitable for low-carbon steel, low-alloy high-strength steel, and large-scale steel structure engineering welding, with high welding productivity, good crack resistance, small welding deformation, and large range of adaptable deformation, and can be used for welding thin plates and medium and heavy plates.
The shielding gas used in the second welding machine is carbon dioxide, which is low and the weld is well formed. Together with the use of welding wires containing oxygen absorbers, it is possible to obtain a quality welded joint without internal defects, so it has become the most important high-volume welding method for steel.
The purity of carbon dioxide gas is; The water content does not exceed; The carbon content does not exceed. The advance air delivery time is average.
The lag gas shutdown time is generally 5s.
The second welding machine mostly adopts fan forced cooling, strong heat dissipation, general overload protection, overvoltage, phase loss protection, output overcurrent protection, etc., and many adopt IGBT inverter technology, with stable performance.
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Summary. Hello! Carbon dioxide gas shielded welding is one of the welding methods, which is a method of welding with carbon dioxide gas as the shielding gas. It is easy to operate in terms of application and is suitable for automatic welding and all-round welding. There can be no wind during welding, which is suitable for indoor work.
Chinese name. CO2 gas shielded welding.
Foreign name. Carbon dioxide arc welding shielding gas. Carbon dioxide.
Fit. Automatic welding and all-round welding.
Precautions. There can be no wind.
What is CO2 gas shielded welding?
Hello! Carbon dioxide gas shielded welding is one of the welding methods, which is a method of welding with carbon dioxide gas as the shielding gas. It is easy to operate in terms of application and is suitable for automatic welding and all-round welding.
There can be no wind during welding, which is suitable for indoor work. Chinese name: carbon dioxide gas shielded welding, foreign name: carbon dioxide arc welding, shielding gas, carbon dioxide is suitable for automatic welding and all-round welding, precautions can not be windy.
You can take a look at it
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The carbon dioxide gas shielded welding machine has the kind of dual-purpose welding and manual welding, which can be used as an ordinary electric welding machine, such as NB-350T and NB-500T, which can be used as an ordinary electric welding machine.
Analysis of common failure causes of CO2 welding machine:
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The welding wires used for welding mild steel and low alloy steel are: H08MNSIA, H08MNSI, H10MNSI. >>>More
The high-pressure carbon dioxide fire extinguishing system is composed of a fire extinguishing subsystem and a fire detection and alarm subsystem, which are linked to realize the functions of automatic detection, alarm and fire extinguishing protection for the protection area. >>>More
Passage A, Mr. calcium carbonate precipitation, and then calcium bicarbonate precipitation due to excess carbon dioxide disappears Passage B, generate phenol and sodium bicarbonate, because the solubility of phenol at room temperature is very low, so phenol precipitation into C, generate aluminum hydroxide and sodium carbonate, aluminum hydroxide precipitation into D, generate orthosilicic acid and sodium carbonate, orthosilicic acid precipitation >>>More
Jiangsu Jihua Electronic Technology Co., Ltd. is a high-tech enterprise integrating R&D, production, sales and service of gas alarm control system, dust alarm control system and environmental quality monitoring system. It is a fire electronic product manufacturer that has passed 3C certification in China. It is a professional manufacturer of comprehensive testing equipment with R&D, production and sales of combustible gas alarms, combustible gas detectors, toxic gas detectors, toxic gas alarms, dust concentration detectors, dust alarm controllers and environmental quality monitoring equipment in China.