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Thursday, January 21, 2010

How To Arc Weld At Home Beginners Guide

By Peter Smith

FREE how to arc weld guide for you to use. There comes a time in a man's life when he is going to need to learn how to arc weld. You might need to build yourself a nice big box trailer, or fix up the old farm plough. Yes, using a stick welder can be a bit of a pain in the bum at first especially if you have never done this before.

Arc welding can hurt you and you must always wear the right personal protective equipment. You are going to need to wear a long sleeved shirt preferably with at collar that you can put up around your neck. Wear long pants made from thick materials, overalls or jeans are good. Get some thick leather welding gloves that will protect your fingers, hands, arms and forearms.

The hot sparks that are made from arc welding tend to shoot off in every direction. If you are welding on a workbench in particular, the little hot balls of slag will land on your feet. So make sure you wear shoes, better still leather workbooks are best. Protective eye wear will also be needed as you will be doing lots of grinding. Welding and grinding are like pen and paper, always together. Get some earmuffs to save you from going deaf from the grinder.

You can't weld without using a welding helmet, so you're going to need to make sure you have one that you can use. I like using those automatic darkening welding helmets as I find they make it really easy for me to see where I'm welding. I would definitely recommend any beginner to get one of these helmets.

Before you start getting carried away and start welding, make sure that you clean down everywhere that you want to weld first. This means grinding off any rust or paint and any other contaminants such as oil and grease. These impurities on the metal will give you all sorts of grief when you're trying to arc weld.

Welding rod selection. The best rod for a beginner to use is a standard type general purpose electrode. These can be bought anywhere and you don't have to go to any specialist welding shop to get them. They are marked as a GP rod and have the AWS marking of 6013. They are easy to strike and hold an arc, with the capabilities to weld in all positions. There will be a description on the packet telling you how many amps to run these particular rods at.

Next attach the welding earth clamp to the metal part you plan on welding. Sometimes this is also called the ground clamp. It is also a good idea to hold the metal down with G or F clamps so that is does not move when you are striking the arc.

Now this is the hard part of arc welding for some people, striking the arc. The goal here is to get the arc going and being able to hold a steady constant arc in the same spot. With the electrode in the holder drag it across the surface of the metal. Have the rod leaning toward the way you are dragging. When the sparks become so violent, stop and hold it in the one spot. If you do it right you should be able to do this all the time. Practise by burning up half a box of rods, or until you can do it properly.

Laying a weld bead down with an arc welder. Once you can establish an arc and keep it burning in the one spot you'll now need to make what is called a stringer bead. This is just a weld in a straight line. Once you have that arc established, angle the welding electrode slightly towards the way you want to travel and slowly move in that direction. The trick here is that you have to keep the arc going and your hand steady. Practice burning up half a packet of rods and by then you should have it down pat.

Remember practise makes perfect. This was an introduction to arc welding on how to arc weld. - 21392

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