1. After connecting the power cord and confirming the input voltage, select the corresponding voltage. 2. Turn on the main power switch, and choose the welding time and current according to the ambien...

1. After the preparation work is over, turn on the operation switch, carefully adjust the working current and start welding. 2. For any reason, when the electric welding machine stops working in the ...

1. Product components: 1. Electric heating tape 2. PE glue stick (need to purchase and use) 2. Construction tools and accessories: electric welding machine, stainless steel buckle, U-shaped clamp, wo...

Caliber calculations are generally not required for straight-through single-seat quick-opening valves, but when it is close to the equipment behind the valve, in order to prevent the high-pressure med...

Corrosion of steel pipes is widespread in all sectors of the national economy and national defense construction, which has brought huge losses to the national economy. It also caused great difficultie...

Special note for welding machine: 1. Use the sixth gear of the fan to heat for 10-12 minutes to feed and work, and use the "D" or "E" gear for the main engine speed. 2. When the main engine stops wor...

Caliber calculations are generally not required for straight-through single-seat quick-opening valves, but when it is close to the equipment behind the valve, in order to prevent the high-pressure med...

First of all, it is necessary to confirm the brand of the hot melt glue machine to be connected, which country is from, the length of the hot melt hose, and the inner diameter of the hot melt hose, th...

The connection joints of all polyethylene pipes must use electric fusion or hot fusion connection methods, and must not use mechanical connection methods. The joints of hot fusion connection are stron...