Welder World Blog

Archive for February, 2011

How To Weld: Railings – How To Pick The Right Materials. Are you wasting precious time and money by using the wrong materials to weld your iron railings? This video will show you which materials to use when welding railings together and why.

How To Mig Weld Wrought Iron Railings. Have you ever wanted to learn how to mig weld? Learn how to weld and make amazing money at the same time. Get paid while you learn.

Find out the 10 absolute must have hand tools you need to get started welding. Learn why you need these tools to start welding and where you can get the tools to get you welding fast and with very little or no money.

Learn How To Weld. This video has been taken straight from the Iron Railings 101 course. In this quick weld video you’ll learn exactly how to measure and cut the specific materials you need to weld your iron railing.

Are you struggling with how to weld iron railings? In this video, taken from the Iron Railings 101 course, you’ll learn how to make reusable jigs to weld up the perfect down rails.

The interest for cooking has been increasing exponentially in modern times. But as time goes by, the techniques to put up the greatest and best tasting meals are gradually shifting from manual operations to gadget-geared ones. Molecular gastronomy is definitely making history in kitchens! If you want to get a taste of such professional sounding cookery technique, you better get the right gas cylinders for food preparation.

These vessels contain gases at their liquefied states. Since the gases stored in them are at higher pressurized levels, these containers are made from durable metal material such as steel or aluminum alloy.

In the older times, they were merely used for industrial purposes such as welding or other mechanical procedures. But through time with the rise of discovering innovative cooking techniques that involve high regard to the molecular composition of food, these gas cylinders have transformed into being useful cooking equipment.

One of the most popular types of such vessels used for cooking or food preparation is the nitrous oxide cartridges. This kind is under the Case II classification of such gas containers. This category means that the substance, as in the nitrous oxide gas, only reaches its liquefied state when standard temperature with increased pressure is applied on it.

These metal containers are also known by a lot of names – whipped cream chargers, whippets or whippers. The smallest kind contains 8 grams of pure nitrous oxide while the bigger types come in 16 gram cylinders. They typically come in thumb size tubes measuring about 2.5 inches long and .7 inches wide. At first sight, they look like gun bullets due their structure – a narrow tip with a rounded end.

But for the cylinders used for industrial or commercial kitchen purposes, nitrous oxide tanks are larger both in height, weight and structure. These often involve a gas tank system that permits about ten liters of whipped cream will be produced per hour. This kind of vessels is usually used in coffee shops or patisseries.

For froths, foams or whipped cream to be produced, the vessel has to be attached to a dispenser. Upon doing so, the gas will be released into the other container, which should firstly contained prepared cream (preferably with at least 28% fat content).

Afterwards, the nitrous oxide cartridges will do the work. It will aid the process of producing bubbles in large amounts, which in the end would produce cream with the all new fluffy texture. The mentioned fat content in the cream to be put inside the canister is crucial. The rule of thumb is that the higher the fat content, the more fat molecules could be worked up and turned into a puffed coating of the cream. The lesser content might mean the whipped cream could instantly become watery.

The best thing about the gas cylinders such as the nitrous oxide cartridges is that they empower even the simplest people. You for one now have the power and capability to put up a great dish that might even deserve to rival those meals in restaurants!

SMAW is commonly referred as shielded metal arc welding. It is also called as Manual Metal Arc (MMA). A consumable electrode which is coated with flux is used to make welds in this type of welding. The electric arc is formed by either using alternating or direct current as a power. This arc is formed between the metal and the electrode to weld. Shielding gas is formed when the flux which was coated on the electrode begins to disintegrate and produce vapors. This gas protects from air contamination too. Here are some basics that a welder ought to know when it comes to arc welding;

Electricity in direct current flows from negative to positive. Direct current is used to produce smooth welding. Electricity passes to and from negative and positive on a sine wave. This results in an irregular passage of current. In turn this results in more spatters.
Reverse polarity is called as Direct Current Electrode Positive (DCEP). Direct Current Electrode Negative (DCEN) is called as straight polarity. Electricity passes with great concentration into the welding rod’s tip to provide just a quarter less that it is capable in DCEP. This gives great incursion. Thick steel pieces can be weld easily with DCEP.

But in DCEN current passes out of the welding rod. There is one third of heat that is concentrated on the rod. This eventually results in less incursive capability. Therefore serves to the best power for thin steel.

There are scores of people who believe that DCEN gives great penetration than DCEP. But with experience you should be able to take sides on your own.

There are a few weld defects that SMAW can cause. They are slag inclusion, undercut and porosity. They are called defects as they weaken the joints where welds are made. Porosity is the holes that appear on the welds. This may be due to gas or steam.

- Slag inclusion happens you don’t chip off the slag. A welder should always get rid of the slag.
- Undercut is the primary mistake that should not happen while welding.
- It is very harmful to weld with exposed skin. Radiations from ultra violet rays can be brutal to your skin. They are capable to blister the cornea of your eyes. Exposing skin while welding leads to skin cancer. The primary reason why heavy welding coats are avoided by welders is because they are uncomfortable. It is not a great reason when compared to the harm that welding can pose on your body.
- Spatter is the molten metal drops that get stuck to the metal all around the place your weld. Spatter will chip off by itself.

Related Shielded Metal Arc Welding Articles

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Over the years there have been many advancements in the automotive aftermarket. Every now and again a product come out that really shines. Aftermarket bolt-on and weld on lambo doors , also refered to as vertical doors and scissor doors, are one of those stunning products that are feasible and practical for the everyday motorists for any vehicle the world over. Scissor Doors Inc. (www.scissor-doors.com) is one of the few manufacturer’s of aftermarket Bolt-On and Weld-On Gullwing, lambo and Suicide door hinge kits that focusing on quality everyday use systems with a variety of options for every vehicle.

One of those options are weld-on lambo door systems. The weld- on lambo door kit is commonly selected when a regular production (sale price) bolt-on kit isn’t an option for the particular vehicle. From time to time this does happen when the production volumes don’t warrant pre-production for the particular year make and model. For example a Chrysler 300c bolt- on lambo door kit is a regular production item that is sold at the current price. Let say, you are looking for a bolt on kit for your 1965 Chrysler 300. You can have one engineered through the Scissor Doors Inc special ordering process. However, many installers, with access to a welder, will opt for the more cost effective easy to install weld on lambo door hinge kits instead.

Another reason for purchasing a weld on lambo door kit is that these systems do not require using the factory bolt holes for mounting. Why is this important? Because when engineering a hinge there is an optional vertical pivot point location on any vehicle (with several mitigating factors) to allow the door to open to much higher angles (ex.130 degrees). In many vehicles this location interferes with the factory bolt hole making us have to move it slightly decreasing the highest potential opening angle available. Essentially, If the maximum opening angle is your number one focus then a weld on kit may be a good option for you. For most people a bolt-on lambo door kit fits the bill as its easier to close from the seated position, but keep this in mind when deciding whats good for you and contact Scissor Doors Inc. for details!

At Scissor Doors Inc. they change the backing plate, arc and offset of the weld on hinge to suit the vehicle it is being installed on. Their precision machined pivot points, award winning quality and second to none technical support makes installation a snap compared to the universal weld on systems available.

These complete weld-on lambo door kits are forged from high grade alloy steel to achieve the dramatically higher level of rigidity that you have come to expect from all Scissor Doors Inc. engineered products.

Keep in mind that weld-on lambo door kits are actually easy to install. As long as you have access to a welder you’ll be fine because there is a simple trick to it. You leave the factory door hinges alone until most of the install is complete. This ensures perfect fit finish. And function using the Scissor Doors Inc. Installation guide. A step by step lambo door installation guide with detailed photos and their award winning technical support line make installation flawless the first time, every time.

They manufacture’s a plethora of reliable high quality weld-on lambo doors kits for various brands like Cadillac, Acura, Mazda, Nissan, Pontiac, Oldsmobile, Plymouth, Saturn, Hyundai, Buick, Honda, Ferrari, Mercury, Audi, Mercedes, Eagle, GMC, Ford, BMW, Mitsubishi, Chrysler, Dodge  and many others. If you are Looking for a model that you don’t see here don’t worry! Simply contact Scissor Doors Inc. At www.scissor-doors.com and they will will make you a complete weld on system in 24 -48 hours in house, made to order!

www.scissor-doors.com

Copyright (c) 2008 Success Performance Solutions

You push back the chair from your desk and stand up, then you take a few steps toward the window and peer out over the parking lot. As you turn your head scanning the kaleidoscope of colors and designs, one car in particular catches your eye. It’s the kind of car you always wanted, and it’s sitting right in front of you, it’s sleek red body glistening in all its sunlit glory. You sit down again and lean back. For a moment, you imagine yourself in the driver’s seat. You soon find yourself shifting gears with one hand, steering an imaginary wheel with the other, and muttering the sound “Vrmmmm” ‘hoping no one walks in and sees you!

Like everyone, you make assumptions based on your observations. You see a red sports car and immediately think: convertible – red – fun – fast.

A few minutes later, your dream “pops” when you see the owner peering down into the engine. As he comes up, he narrowly misses hitting his head on the hood. He slams the hood down and angrily walks away. The next thing you know a tow truck pulls up and hauls your dream car away. You begin to think: “expensive, not-so-fast, not-so-fun.” You actually feel a sense of relief that you don’t own the car and won’t have to pay to fix it.

Managers make the same sort of assumptions every day when they hire employees. They observe a candidate during the interview or on the job and make assumptions about his potential based on how he looks and what he claims he can do. But too many times, after the candidate is hired and on the payroll, the manager turns the “key” and all they hear is “click, click, click”. They wonder – did I hire a lemon?

I often use this car metaphor when describing how the inter-relationships of behavior, values, personality and abilities predict job fit success – and why tools like DISC and Myers-Briggs Type Indicator (MBTI) don’t accurately predict job fit.

The model and color of a car are observable. Its design and condition may even give away its age. Based on these observations, you will make certain assumptions about the performance, fuel efficiency and cost of maintenance for this vehicle. Managers make similar observations every day about candidates, too. They extrapolate that outgoing people naturally make good salespeople and meticulous individuals are potential accounting stars. They expect an employee to perform in a certain way based on how they’ve observed other people like her perform. They assume that if they hire a candidate who walks and talks like a previous top-performing employee, they will get the same type of performance.

But as we learned from driving cars, performance takes more than just a stylish design and a hot color. All you need to do is watch the Indy or Daytona 500 to find out you can’t predict a winner by its model and color.

Tools like DISC and MBTI were constructed and validated to predict observable behavior much like engineers and marketers design cars to sell based on eye appeal. In other words, as many managers have already painfully learned, what you see is NOT always what you get when you hire an employee. Relying on behavioral assessments (or the traditional interview alone) to predict future job performance is the equivalent of buying a used car with its hood welded shut.

What else should you be looking for as you pop the hood and kick the proverbial candidate’s tires?

The most important factor in predicting job fit is knowing what type of “engine” the employee has. Is he or she carrying a Briggs & Stratton, Honda, BMW or Mercedes engine? How many cylinders does it have? How much torque can it generate? How much horsepower can it create? How fuel efficient is it?

When assessing job candidates, we can’t measure cylinders, torque and horsepower. But we can look under his hood, so to speak, by assessing his personality and abilities.

The most accurate employee job fit tests are based on the Five-Factor Personality Factors, i.e., agreeableness, conscientiousness, extraversion, neuroticism, and openness. Pre-employment and leadership assessments based on this five-factor model can accurately evaluate a candidate’s approach to making decisions and solving complex problems, working and executing a business plan, and developing and sustaining relationships as part of a team or when leading others.

A good personality fit is what drives successful employee performance. A good job fit is the equivalent of having a top performing engine in a car – without it, you’ll likely find yourself wishing you never “bought” the employee in the first place and anxiously waiting for someone to come tow him or her away! Without looking under the employee’s “hood,” you might find yourself buying a BMW with a blown engine.

But that’s not all you should check. Another performance factor that can be measured is mental horsepower. Through general ability or cognitive skills testing we can assess how quickly and accurately a candidate can think on his feet, learn new things and think holistically (see the big picture). Like the driver behind the wheel of his sports car climbing a steep hill, a manager needs to know how capable an employee will be when faced with unanticipated and complex challenges.

Finally, who cares how a car looks and what it might run like if it doesn’t have any fuel. The fuel equivalent in people is motivation. And what motivates people is easily measured with an assessment called Business Values and Motivators, based on the work of Eduard Spranger.

So there you have it. Like the driver behind the wheel of a car flashing across the finish line, managers have the same ability to control their destinies when hiring top performers. The only things that concern a winning driver as he approaches the last lap is that the engine keeps running and there is enough fuel in the tank. He couldn’t care less about the model of his car if it isn’t winning the race.

By using a package of behavior, personality, abilities, and motivators pre-employment and leadership tests, managers too can “pop the hood” of candidates to ensure their employees have what it takes to finish the race ahead of the pack.

Introducing the new Wolf 140 Turbo Fan cooled Combination Gas/No Gas MIG Welder. With so many features, this smooth DC output welder offers both gas and no gas MIG welding, and is easily interchangeable between the two. With simple polarity changing (requiring no tools), makes this welder such a simple and quick way to convert this high performance MIG Welder! Supplied with all the accessories needed to start gas or no gas welding MIG welding, this new MIG welder with its non live torch is a pleasure to use. Incorporating 6 selectable power output settings, you can select the best setting for the job in hand, whilst the welding current range can be set from 30 amps to 135 amps. With fully variable wire speed control, you can adjust the wire speed to suit precisely the job in hand.. You’ll not fail to be impressed with the performance of this machine. If you’ve never had a DC output welder, you’ve never experienced just how straight forward obtaining good welding results can be. The inbuilt turbo fan cooling cool allows for extended welding duty cycles and with the transformer thermal overload protection circuitry. Technical Specification: – Turbo fan cooled – 30 amps-135 amps welding current range – 6 selectable power settings – Smooth DC output current – Non live torch – Fully portable – Operates from a 230V single phase supply – Weight: 32Kg GET ALL OF THIS – 1 x Mini spool of flux cored MIG wire – 1 x Mini spool of 0.6mm mild steel copper coated MIG wire – 2 x 0.6mm …
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Deciding to hire a contractor for pressure washing needs is a major decision. Pressure washing is not a universal cleaning method that will fix anything so careful consideration must be made when thinking about exactly what needs to be cleaned. Some common methods of pressure washing include water blasting, sand blasting, soda blasting and dry ice blasting. Dry Ice Blasting has become the most popular method of pressure washing because it is non abrasive, evaporates immediately, requires no secondary cleanup and is non-toxic.

However, even dry ice blasting can prove to be an inferior attempt to clean if the correct method is not chosen. Choosing the right dry ice blasting company is a task to be taken seriously because not every contractor will have the methods that you need to ensure the safety of your objects being cleaned.

The following items should be considered when choosing to hire a dry ice blasting company:

Credibility, equipment, products, methods and price.

The first suggestion is to ask about their certifications. If you are hiring a contractor to do your pressure washing, they should have appropriate contractors requirements for the state that they’re doing the work in. If the dry ice blasting company knows what they’re doing, they should know what requirements they need and be able to show them to you upon request. In having expertise of their trade, they should also have expertise in the products and services they offer.

Ask about what kind of dry ice they are using as well as the kinds of machines for each job. Continental Carbonic sells their dry ice by measuring it at the very last minute in order to maximize the volume of it. If your dry ice blasting company is buying an inferior product they will more than likely offer an inferior service. Also, what kinds of dry ice pellets are they using? If they are using anything larger than 1/8 inch sized pellets then they could be damaging your surface or reducing productivity (especially if you’re paying by the hour).

Dry Ice Pellets used on a high pressure blaster are excellent for removing grime, oils, mold, and weld slag. The process of blasting dry ice to these surfaces attacks the surface of the contaminant with the pellets through a hose at a high speed and breaks it apart while evaporating at the surface of the object.

However, dry ice pellet blasting is also not the universal method to cleaning surfaces. One method called Block Shaving grinds the dry ice into a finer grain like a flaky snow. This kind of blasting is ideal for thin surfaces to be cleaned and even glass. Although this method is much slower, it also is less impacting on the blast to surfaces which is good for more fragile objects being cleaned.

Most importantly, shop around- Don’t get ripped off by the first pressure washing company that you happen to come across. Consider the costs of what it would take to have a dry ice blasting contractor come and clean up your objects. If the objects being dry ice blasted are small and tough enough to withstand pressure washing, consider renting a dry ice blaster to do the work yourself. However, it might be recommended for much larger and delicate jobs to have a professional and experienced contractor take care of the work for you.

Understand the cleaning methods of the objects that you need cleaned need to be carefully considered in order to get the most of your money as well as the continued use of your equipment being cleaned.

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Tig welding is one of the finest welding processes and it has been used in many industries and applications due to its versatile welding process and accuracy. It uses tungsten electrode as a consumable and it is available in different types. In this article, we are going to deal with some tig welder selections such as choosing, setting and some more tips so that when you buy this welder, it might seems to be an easy one. Many of the basic industries fail to understand this process and get fall on some defect products and also they buy an inexpensive product into a cheap rate. So let us precede our discussion. First we will start with how to buy a tig welding machine.

Try to find a local welding dealer or store and ensure that they are specialized in dealing with all kinds of welding machines and in particular, tig welding machine. The next easiest way to find this welder is to have a look at classifieds, in classifieds, you can see a column for welding over there and in that you can have a look at a variety of welding machines. In welding classifieds, you can also find some sort of used welders, decide yourself, which one are you going to buy. Have a visit at online retailers so that you can get some more ideas on this excellent welding machine. After this processes, you would have come into a conclusion regarding how to buy and where to buy. Our next issue is how to choose it. Choosing is easy if you spend some more time on knowing some basic information about it. You need to select a tig welder that is quality in all aspects and also, you should select a welding machine that can weld all types of metals.

The machine you select should be capable of working with all types of gases. The welding machine should match with the specified tig welding input and for example, if you need to weld a hard metal, you need an ac welder that will work better. Dc welder works well with soft metals and buy a welding machine based on the thickness of the metal that you are going to weld. The most important point is the welding machine that you buy should match well with your work location and buy a portable welding machine that has good duty cycle with warranty and guarantee. I think so now you have bought the best tig welding machines in the market, but you don’t how to set up it. Don’t worry, here comes the tips for also that.

Plug the welding machine into the proper marked spots and if necessary, connect the control panel to the welding machine. Then, select the proper ground clamp with appropriate metal setting on the welder and then plug the welding machine into the required outlet and turn it on. Follow these tips and buy the best tig welding machine with attractive features.

This is a short video of a Spot Weld, Inc. employee operating a 75 KVA portable ARO brand resistance spot welder. It is being run on an Intertron 3000 weld controller. It is shown welding 0.078″ thick high-strength aluminum.
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MIG welders can be useful tools to connect two metal surfaces together. MIG welder required careful operation due to involve gas, fire and electricity. That may seem like a dangerous combination, but with proper care, a MIG welder can be safely utilized.

The steps needed for operating a MIG welder.

Before use MIG welder, wear personal protective equipment like welding gloves, welding helmet, hearing and eye protection wear to protect from sparks of MIG welder can easily burn or blind instantly. Protective eyewear because of the light alone that comes from the welding is dangerous to look at without protection. If possible, get a helmet that automatically darkens when the MIG welder is operating.

Adjust the tip voltage to the proper setting. The tip voltage determines how deep your welding will penetrate the surface you are working on. If your setting is too low, you will only create melting on the surface. If the setting is too high, you might put a hole in your material.

Set the feed rate of the MIG welder. The feed rate controls gas you let the welder expunge depending on the material you are working with, the feed rate may need to be adjusted higher or lower.

Zigzag patterns are the best way to create a good weld because they do not allow the arc to stay in one place too long. If it does, the arc can destroy your material rather than weld it.

Follow this instruction and read your manual before you attempt to do any welding

1. Locate a 220V outlet.

2. Plug in MIG Welder into the outlet.

3. Attach ground cord into the welder.

4. Attach wire feed welder cord into the welder.

5. Attach the welder’s feed wire.

6. Adjust the voltage and wire feed rate to preferred settings.

7. Switch on the welder.

8. Use the wire bush to clean the surface that will be welded.

9. Use the ground cord from the welder to cramp onto the piece of steel to be welded.

10. Place the welding handle near your starting position.

11. Pull your helmet over your face.

12. Begin welding by pulling the wire feed trigger.

13. Weave a wire feed from side to side.

14. Continue welding until you see expected outcome.