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How to weld stainless steel plates with DN1S CNC stainless steel spot welding machine?
Wuxi Xinxing Welding Equipment Factory mainly produces: spot welding machines, butt welding machines, flash butt welding machines, medium frequency spot welding machines, energy storage spot welding machines, nut spot welding machines, polymer diffusion welding machines and other resistance welding equipment! QQ online consultationSitemapContact us

DN1S CNC stainless steel spot welding machine is one of the Xinxing welding resistance welding machines. It can not only weld various workpieces made of stainless steel plates, but also weld zinc plate iron workpieces, cold rolled plate workpieces, etc. Sometimes it can also weld non-ferrous metal parts with fixed positions, calledFixed spot welding machineIt's okay, but there are more things to pay attention to when welding stainless steel plates.
To weld it well, we must first understand its classification, which can be divided into:
1. Austenitic stainless steel
2. Ferritic stainless steel
3. Martensitic stainless steel
2. Difficulties and Solutions of Stainless Steel
1. The resistivity is large, and the shunt between the front solder joint and the rear solder joint is small, so the distance between the solder joints can be kept small.
2. The thermal conductivity is small. Compared with low carbon steel, it is generally welded with a combination of small current and short time.
3. The expansion coefficient is large, 50% larger than carbon steel, and is easy to deform. Use a smaller nugget, generally no more than 4 times the thickness of the plate. If the strength is not enough, there will be more welding points.
4. High temperature strength and hardness, the electrode is made of beryllium cobalt copper, which can increase the electrode pressure by 40-80%.
5. It is easy to produce hardened areas and requires heat treatment after welding.
Wuxi Xinxing Welding Equipment Factory has focused on resistance welding machines for 29 years and has core technology. Its products include: copper rod and aluminum rod butt welding machine, steel bar butt welding machine, wire rope butt welding machine, copper and aluminum pipe butt welding machine, copper and aluminum row butt welding machine, flange butt welding machine, multi-strand copper wire and aluminum wire butt welding machine, wheel shell flash butt welding machine, auto parts spot welding machine, sheet metal spot welding machine, home appliance hardware spot welding machine, electronic appliance spot welding machine,Nut spot welding machine, stainless steel spot welding machine, foil strip spot welding machine, aluminum spot welding machine, multi-head spot welding machine, bag cage spot welding machine, mesh welding machine, ton rack welding production line, resistance automatic welding machine, brazing machine, diffusion welding machine, energy storage spot welding machine, projection welding machine, medium frequency welding machine, automatic mesh welding machine, AC seam welding machine , medium frequency seam welding machines, brazing machine diffusion welding machines, spark testing machines, ribbon meter printing machines, high-speed ribbon meter printing machines, unwinding machines, high-voltage test complete sets, etc., reaching more than 300 types. If you are interested in our welding equipment, please contact us: 400-001-0502.
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- After-sales phone number:400-001-0502
- Pre-sales phone number:199-5222-1801
- Email:cnhjsb@163.com
- Address:Next to Huaming Bridge, 161 kilometers away from National Highway 312, Luoshe Town, Huishan District, Wuxi City, Jiangsu Province
Good quality pneumatic spot welding machines on the market are generally resistance AC spot welding machines, and the controllers used have three modes: constant voltage, constant heat, and constant current. The factory default is constant voltage mode, but in actual operation, constant current mode is more needed, so it is crucial to master the setting of constant current mode.
How to set the constant current mode?
1. Like the other two modes, start by pressing the power switch "1" at the bottom of the controller, and the panel light will turn on.
2. Press the "Work/Setting" button to switch to the setting state
3. Press and hold the "▼" key on the right side of the controller for 5 seconds to enter the "secondary menu"
4. Press the "▲▼" keys until a single digit appears in the "Parameter Value" position.
5. Press the "+-" key again to adjust the value to "0"
6. Press the "▲" key to select the "A000" state
7. Press the "+" key to increase to 100 or 300 (according to the sampling circle setting)
8. Press the "▲▼" keys again to bring up "b 000", and press the "+" key to bring up "b 001"
9. Turn off the power switch of the controller and restart the switch, and the setting is successful.
At this time, the controller is in the "secondary constant current mode", and the value "3.50" displayed by the welding current is expressed in units of "kiloamps" (i.e. 3.50KA, 3,500 amps).
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