Posts Tagged ‘Gas Welding’

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Diesel generators saving fuel costs

Wednesday, November 9th, 2011

If you have thought of acquiring a diesel generator for your greatest replacement power necessities then you should also need to know that it saves your fuel costs. Apart from that it has several advantages and it takes into consideration the following: fuel-efficient i.e. barely uses fuel, reasonable price but extraordinary worth, easy to start and takes up load. Not only that the cost of upholding of diesel generators are moderately cheaper comparatively to gasoline generators.

A gasoline engine might cost you more lubricants whereas the diesel engine lubricant saves you several bucks. Overall it stands for its durability. The grid support is also great because of the less lubricant consumption. Also the applicability of diesel supply is extending widely in almost every gas station. However to ensure approved and long-lasting functioning it should be made sure that it is installed in a proper manner. Then it shows out a definite cost-effective reliability.

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Electro gas welding

Wednesday, June 15th, 2011

The electro gas welding is a continuous welding process. In this process the arc is struck between the work piece and the electrode used. The arc is struck by keeping the electrode in a vertical position over the work piece. The arc that is used in this process is not extinguished like in electro slag welding. It is used throughout the welding process. With the help of this process we can make square groove welds on butt joints and t joints. This is especially useful in the shipbuilding industry. Also in the construction of storage tanks such a process is used. For a electro gas welding process, you need to have a constant voltage direct current welding power supply. This can be purchased from manufactures of welding products. If you have difficulty in locating such a supplier then you can always get in touch with such people with a simple search of the internet.

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Gas welding

Tuesday, May 17th, 2011

Gas welding is also known as oxyfuel welding. This welding process makes used of the oxy acetylene gas for the process of welding. This welding process can be considered one of the oldest and most versatile processes of welding. Even if this welding process is not being used in industrial applications today, that have dropped this type of welding in favor of more modern technology, this welding technique is still broadly used for piping and repair work. The equipment that is used is relatively cheap. The arc that is produced is done with combustion of oxygen with acetylene gas. The intensity of the combustion depends on the ratio in which the gasses would be mixed. This can produce high wielding temperatures which can be used in a large number of applications. A similar method is also used in a metal cutting process that is known as oxyflame cutting process. This is used for the cutting of metals.

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Standard parts of welding equipment

Thursday, April 21st, 2011

The types of welding equipment differ from model to model. However there are some standard parts that have to remain the same. The first such part is a torch.

The torch usually is built in the welder. However you can also purchase a euro torch separately. This is done for your specific purpose. It is also available at a relatively cheap price.

This is also a good idea because torches that are bought separately will last longer than the ones that come with the welder. The second standard equipment is the gas regulator. The gas regulator is used to regulate the flow of gas and the pressure. You can either get single or twin gas regulators.

Twin gas regulators will help you to regulate the flow rate of the gas as well as the pressure. However you should also remember that the twin gas regulators will be costlier than the single gauge ones.

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Metal Gas Inert Welding Basics

Friday, April 15th, 2011

MIG welding is also known as metal gas inert welding? This welding process requires a constant supply of voltage and current from a direct source.

This welding process is mostly used for industrial purposes. This is especially true for the automobile industrial process. This process makes use of a consumable electrode that also uses a shielding gas to protect the area of weld. This welding is not used outdoors or areas which would have air volatility. A welding gun is used in this process to weld two metals together.

This welding technique can be used to stainless steel aluminum and cast iron. This type of weld makes for very strong joints between two metals. This is one of the reasons why this type of welding is mainly used for industrial purposes.

Also most industries have a direct supply of current; therefore it is not a problem to supply the welding equipment with constant direct current.

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Arc Welding Fumes- Importance Of Using Protective Gears!

Friday, March 25th, 2011

There are many protective gears to safeguard the welders while they are at work but it happens that a lot of us don’t care much about using the protective gears properly or sometimes get exposed to the harmful Fumes and gases let out during the process. Here are a few points to know about these fumes and gases…

During the arc welding process you will get to sense the most compounds like manganese and silicon. Apart from these the other compounds that are found in the electrode or in the base metal may also be found in the fumes.

These fumes are likely to do a lot of medical complications in a normal person’s body. Manganese is one of the elements that come out through the fumes and overexposure to this will affect the central nervous system. When the central nervous system of our body is affected it results in poor coordination, complexity in speaking in addition to shivering of arms or legs. The saddest part of this condition is that it is considered medically irreversible and hence avoiding these harmful fumes with proper usage of protective gears becomes important.

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Tig welding equipment

Friday, March 11th, 2011

Tig welding is also known as tungsten inert gas welding. In this process a non consumable electrode is used to complete the weld. This is generally meant for motorsport enthusiasts. Usually a shielding gas is used to protect the weld are from contamination from the environment. If you are look for some welding work on your automobile then you should look TIG welding process and equipment. Normally TIG welding equipment is able to weld together steel or stainless steel material. This will help to make quick repairs and modifications. This equipment should be easily able to fit in your garage. Portability is the key here. You should make sure that you have a portable wielder that runs on a 6500 watt generator. This will help in maneuvering the equipment to the work area.  Always look for something that packs a punch as welding equipment. A machine that packs out 225 amps is sure to give you a sturdy performance. Also there are pulse machines available that will help you to modulate the settings of your welding machine that will help in a better finish of the project. Look for something that has both amperage and features. This versatility will help to make your projects better every time.

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An Insight on Gas welding:

Wednesday, September 1st, 2010

In gas welding, some hazards happen from fire and explosion. Explosion or fire can happen while using gas welding due to certain reasons:

1. If welder does not handle lighted blow pipe carefully, it can cause burns to him or other workers.

2. If blowpipe is used too close to combustible material.

3. Gas leakage from hoses, valves or other equipments.

4. Misuse of oxygen.

5. Backfires and flashbacks.

Lighted blowpipes are dangerous equipment which can burn the user badly. It can also injure other people and set flammable materials on fire. By following these precautionary steps you can prevent injury

• Always work in a safe location which is away from other people.

• Before starting your work, do wear welding helmet, protective clothes and gauntlets to protect yourself from fire.

• Clamp the work piece, do not hold it by hand.

• Once your work is over, switch off the blowpipe.

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What are GTAW welders used for?

Thursday, June 10th, 2010

The short form of Tungsten Inert Gas is TIG. The first name given to this welding was Heliarc. That’s because this machine used helium (He) gas. Then later it was discovered that argon and hydrogen gas worked better. So it is now called as Gas Tungsten Arc Welding because of inert of gases. These cut the metal in very neat manner. They can cut almost all types of metal. This is a very unique form of welding metals. The Tig welders can affect your retina while cutting the metal. So it is better to wear working goggles which will protect your eyes. Some of the thing required for Tig welders are:

  • Metal thickness
  • Machine efficiency
  • Quality of the welder

These are generally used by the space and automobile industries. That’s because it gives a neat finished product. These welders can be a bit difficult for the beginners to use. The beginners need to practice on scrap metal pieces so that the larger pieces are cut neatly. The welders are highly expensive but are worth it for their finished product.

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A View on Oxyacetylene Welding

Friday, May 14th, 2010

The other name for the oxyacetylene welding is gas welding. The methodology which is applied over here to perform the task of weld is by mixing up of two gas elements. Mixing up of oxygen and acetylene in an equal proportion is required in this weld type.

Along with the mixture of these two gases the other elements which come into the contact are a welding torch which is hand-held or a gas blow pipe from which a sultry flame is generated where the temperature will be around 3,200 degree Celsius. To regulate the disproportionate outpouring of oxyacetylene flames you have to then change the proportion of two gases from oxygen to acetylene. To adjust the settings of the flame you can make use of neutral, oxidizing and carburizing settings.

If the mixing ratios of both gases are equal then the weld is generally carried on neutral flame setting. In the second kind of setting, the outpour of oxidizing flame is acquired by escalating the flow rate of oxygen. And in the last type of setting, carburizing flame is acquired by escalating the flow rate of acetylene. Oxyacetylene welding procedure is best suited to weld the steel, as the amount of heat produced here is high

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