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Depending on how thick your stainless steel is, stainless steel AC welding, energy storage welding, and inverter welding machines can all be welded, depending on how high your requirements for welding quality are. If you require beautiful solder joints and stable welding, you can choose an inverter welding machine, if you only require welding, and the degree of oxidation of the solder joints is not very high, AC welding machine energy storage welding machine can be suitable for you.
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Ordinary argon welding machine for thin plates, and above electric welding machines for medium and heavy plates.
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There are many welding methods, such as gas shielded welding, argon arc welding, electrode arc welding, and submerged arc welding.
According to your needs, small batches can be used for gas shielded welding, electrode arc welding. High quality requirements can be used for argon arc welding. Large workpieces can be welded with submerged arc welding.
The purpose of the electric welding machine is to use the high-temperature arc generated by the positive and negative electrodes in an instantaneous short circuit to melt the solder and the welded material on the electrode, so that the contact object is combined. Its structure is very simple, it is a high-power transformer. Welding machines can generally be divided into two types according to the type of output power supply, one is AC power supply and the other is direct current.
They use the principle of inductance, the amount of inductance will produce a huge voltage change when it is turned on and off, and the high-voltage arc generated by the positive and negative poles in the instantaneous short circuit is used to melt the solder on the electrode to make them achieve the purpose of atomic bonding.
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Ordinary argon welding machine will do.
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Stainless steel is a metal material with high corrosion resistance, which is widely used in the manufacture of kitchenware, medical equipment, chemical equipment and other fields. For the welding of stainless steel, it is necessary to choose the appropriate welding process and welding machine. So, what kind of welding machine is more suitable for stainless steel welding?
First of all, stainless steel welding requires that the heat generated during the welding process is as little as possible, so as not to affect the corrosion resistance of stainless steel. Therefore, it is more appropriate to choose a DC handheld arc welding machine with low voltage and high current. This welding machine is suitable for the welding of stainless steel dissimilar materials of thickness, and the effect is better.
Secondly, for thinner stainless steel plates, TIG (Tungsten Inert Gas Welding) can be used. The electronic control of TIG welding machine has high precision and good stability, which can effectively avoid overheating and oxidation of the missing beam, so as to ensure the welding quality. Moreover, TIG welding can weld stainless steel in a variety of shapes and sizes, with less consumables consumption.
Finally, for the welding of stainless steel pipes, you can choose to use MIG (Metal Inert Gas Welding) gas shielded welding machine. The MIG welding machine has a high degree of automation and simple operation, which can complete the welding of pipes quickly and efficiently. At the same time, the MIG welding machine can also realize a variety of welding methods, which is convenient for the welding of different forms of stainless steel pipes.
To sum up, for the welding of stainless steel, it is necessary to select a suitable welding process and welding machine according to the specific welding materials and forms. The right choice can ensure the quality and efficiency of the weld and avoid affecting the performance of the stainless steel.
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1. It is best to use a special stainless steel cold welding machine for stainless steel welding.
2. The most prominent feature of the stainless steel cold welding machine is the precise control of current and time (millisecond level), which greatly reduces the output of thermal energy and ensures that the workpiece is always at room temperature during the welding and repair process, so as to achieve the orange accompanying effect of no deformation and no discoloration. Its solder joints are concentrated and stable, and can be used for very fine slag welding and welding, not only laser single-point welding in the form of pulses, but also continuous argon arc welding.
3. In addition, tungsten argon arc welding machine (TIG welding), melting pole argon arc welding machine (MIG welding), melting pole active gas shielded welding machine (MAG welding), ordinary welding machine (with special stainless steel welding rod), laser welding machine round beam can also be used.
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1. It is best to use a special stainless steel cold welding machine for stainless steel welding.
2. The most prominent feature of the stainless steel cold welding machine is the precise control of current and time (millisecond level), which greatly reduces the output of thermal energy and ensures that the workpiece is always at room temperature in the process of welding and repairing, so as to achieve the effect of no deformation and no discoloration. The solder joints are concentrated and stable, and can be used for very fine welding and welding, not only laser single-point welding in the form of pulses, but also continuous argon arc welding.
3. In addition, tungsten argon arc welding machine (TIG welding), melting pole argon arc welding machine (MIG welding), melting pole active gas shielded welding machine buried land rock (MAG welding), ordinary electric welding machine (with special stainless steel welding rod), laser welding machine can also be used.
There are two methods, one is to use passivation paste, which is specially used to clean short stainless steel welds, which only need to be applied to the weld for 20 minutes and wiped off; The other is for more welds, first put the workpiece into the mixture of nitric acid and hydrofluoric acid to soak and clean for 15 minutes, take it out and rinse it with water, and then put it into nitric acid to passivate for 20 minutes, take it out and rinse it clean.
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