General Introduction to Welding Technology and Safety

Welding has existed for centuries, but not in the forms most commonly used today. One of the first welding processes ever used was known as Forge Welding. Forge Welding attempts to connect two metals by means of a process of heating, and then pounding and striking. It's what Forge did. But since then there have been quite a few improvements in the welding world. With these new methods and techniques, welding has left the boundaries of industrial institutions and can now be done practically anywhere-even underwater or in space! 

As you recommend the history of welding, the ability to merge two or more pieces of metal into a strong bond has been fundamental in our progress in all areas of life, from housing to transport; From fabrication to repairs. Understanding the basics of welding can be useful at work, but it comes in handy as often in the house, in the workshop or on the farm. That's why welding is a skill that almost everyone can benefit from, male or female, young or old. 

Why Weld? 

  • If you possess equipment or machines that are of metal, welding will certainly be a useful skill. Some typical objectives of a welding work are: 
  • Remedy of tension cracks 
  • Strengthening of weak joints, and 
  • Cutting/shaping of new parts and adapters of rough plating. 

For chores like these, many welders depend on a process known as ARC Welding. Arc welding is a method whereby during the welding process an electric current jumps through an air gap (between a positively charged electrode and a negatively charged steel plate) and produces a huge amount of heat. This heat is produced at the end of a welding rod, and if so, metal can be melted. Well, it's a bit more complicated than that, but the concept is the same. 

Perhaps the most common and economical welding method used today is AC (alternating current) arc welding. You can find a simple AC welder just about anywhere, such as your local farm shop or Home Improvement Center. This welding process is ideal for most simple, routine welding work. That's why AC ARC welding is ideal for those who are just starting out. 

Minimize your risk 
Although arc welding is not incredibly complicated, there are a few risks and dangers that you should be aware of: 

  1. Exposure to radiation 
  2. Flying Sparks (in the form of dars of molten metal) 
  3. Electric shock 
  4. Vapours 
  5. Damage to your eyes and 
  6. Burns 

However, by wearing protective clothing and specialized welding helmets and other items, you significantly reduce the inherent risks of welding. Here are a few other tips to keep you safe while you are using ARC welding: 

Make sure you are working on a dry floor. Wear thick rubber shoes and dry leather welding gloves. 
Make sure you are using insulated electrode holders. 
Check that your equipment is properly grounded. 
Keep your work area well ventilated to prevent inhaling any toxic vapors. 
Watch out for flying pieces of molten metal. 

More importantly, be aware of all the other people who are around you. If they don't wear the right gear, keep them away from your project. 

Welding Safety Issues

Welding is one of the world's most inventive activities.  Welding is defined as a production process that is used for joining materials, but often requires melting of the material before it is connected to the other using heat.  The welding industry employs a large number of workers and because it is a dangerous job, requires specialized training and certification. In addition to pre-employment training, welding also requires special precautions to be followed by every worker. 

The right knowledge associated with today's technology can reduce the likelihood of injuries associated with welding.  However, risks associated with any task can never be eliminated altogether.  Because welding usually involves exposure to extreme heat, there is a significant risk of burns.  In order to avoid this risk, welding specialists must wear protective clothing, including leather gloves and special long sleeves. 

Additional coverage will help prevent the risk of fire in contact with the skin, thereby helping to prevent burns.  Actual contact is not the only risk associated with the welding.  In fact, the brightness of the welding process often hares the worker's eye.  The condition may develop due to inflammation of the horn and/or retinal burned after exposure to ultraviolet light.  In order to avoid this event, it is necessary that welding specialists have a helmet and goggles with a darkened dark red.  Many companies also produce helmets with built-in facie.  Welding specialists are also often exposed to harmful gases and/or smoking.  Proper ventilation shall be provided in order to reduce the exposure of the worker to these potentially hazardous pollutants. 

Employers who offer welding positions are responsible for the care and safety of their employees and as such are obliged to adhere to certain safety standards in maintaining the correct working environment. In order to find a job as a welding expert, it is usually required that candidates participate in certification courses.  The time spent in this type of learning environment will vary depending on the location and the required skill of contention.  In order to write to the welding classes, it is likely that candidates will have to pay a small fee before logging in. 

The certification process is not lengthy and classes typically last for several months.  After successful completion, the graduate is awarded with welding certification.  At that time, it can apply for industrial jobs that are related to their field of study.


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