Archive for the ‘Welding Techniques’ Category

Tig Welding Stainless Steel

TIG Welding Stainless Steel Known as 300 series, austenitic stainless steels are the most commonly welded. These chrome nickel steels, in contrast to lower cost stainless have more alloys and are “non magnetic” (Exception, types 310 – 330). Austenitic grades of stainless steel typically contain a minimum of 16-26% chromium and? 6-22% nickel. 308 Grade? stainless steel, for example, is

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Oxy-Acetylene Welding of Cast Iron

Oxy-Acetylene Welding of Cast Iron The welding of cast iron with the oxy-acetylene flame is comparatively easy, if attention is paid to some simple rules. The cast iron in common use is known as. “gray;” it is quite soft, easily machined and has a lower melting point than wrought iron or steel. It contains two kinds of carbon, combined and

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TIG Welding Process

TIG Welding Process, Torch Angle, Tungsten Grinding and Stainless Steel. Things to keep in mind when TIG Welding Position TIG torch about an 1/8 of an inch from the surface. TIG Torch angle Once an arc is established, angle the torch about 15 to 20 degrees away from the direction of travel. Filler Material Angle When filler material is needed,

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TIG Welding 4130 Chromoly Tubing

TIG Welding 4130 Chromoly Tubing 4130 chromoly steelĀ  has an excellent strength to weight ratio, is easily welded and is considerably stronger and harder than standard 1018 steel. The 4130 grade of chromoly or chrome-moly is a high-strength low-alloy (HSLA) steel that contains molybdenum (0.15 – 0.25 percent by weight) and chromium (0.8 – 1.1 percent by weight) as strengthening

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Can your welding machine TIG weld Aluminum?

Can your welding machine TIG weld Aluminum? TIG Weld Aluminum A considerable number of our customers ask about welding machine requirements in order to TIG weld aluminum. TIG weld Aluminum with Direct Current Electrode Negative (DCEP) or DC(+) Can you TIG weld aluminum without AC and a High Frequency box? Yes, you can actually weld aluminum with a low cost

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TIG Welding Aluminum DC Electrode Negative

TIG Welding Aluminum DC Electrode Negative Does your TIG welding machine have enough amperage to weld thick Aluminum? Are you tired of pre-heating only to find that your tungsten cannot withstand the constant AC arc? Direct Current Electrode Negative (DCEN) or DC(-) TIG welding Aluminum. There are no short cuts or forgiveness when it comes to welding Aluminum, especially thin

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Forge Welding

Forge Welding a. Forge Welding General. This is a group of heating in a forge or other furnace welding processes in which a weld is made by and by applying pressure or blows. b. Roll Welding. This is a process in which heat is obtained from a furnace and rolls are used to apply pressure. c. Die Welding. This is

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Welding Cast Iron, Cast Steel, Carbon Steel : Procedures

Welding Cast Iron, Cast Steel, Carbon Steel : Procedures Welding Gray Cast Iron (1) Edge preparation. The edges of the joint should be chipped out or ground to form a 60 degree angle or bevel. The V should extend to approximately 1/8 in. (3.2 mm) from the bottom of the crack. A small hole should be drilled at each end

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Welding Cast Iron, Cast Steel, Carbon Steel

Welding Cast Iron, Cast Steel, Carbon Steel, And Forgings a. In general, parts composed of these metals can be repaired by the same procedure as that used for their assembly. They can also be repaired by brazing or soldering if the joining equipment originally used is not available or suitable for the purpose. For instance, cast iron and cast steel

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Underwater Welding Shielded Metal Arc Welding

Underwater Welding Shielded Metal Arc Welding There are two basic techniques used today in shielded metal arc wet welding: the self-consuming technique and the manipulative or weave technique. With the self-consuming technique, the electrode is dragged across the work and a significant amount of pressure must be applied by the diver. With the manipulative technique, the arc is held as

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