Shielding gases, Mechanical Engineering

Assignment Help:

SHIELDING GASES


Shielding gas is directed by the torch to the arc and weld pool to protect the electrode and the molten weld metal from atmospheric contamination. 


Argon and helium or mixtures of the two are the most common types of inert gas used for the shielding. Argon hydrogen mixtures are used for special applications. 


Related Discussions:- Shielding gases

Explain the objectives of value engineering, OBJECTIVES OF VE: 1. To esta...

OBJECTIVES OF VE: 1. To establishing the monitoring value of the function of the product or services. 2. To identifying unnecessary cost or hidden cost in a product or services.

Mechanical properties of materials, A tensile test on a specimen having an ...

A tensile test on a specimen having an initial diameter of 13.11 mm and an initial gauge length of 200.0 mm, gave the following data:

Define standard for external representation of product data, Standard for E...

Standard for External Representation of Product Data (STEP)  The furthest developed standard is by ISO 10303, or STEP, Standard for the Exchange of Product model data. One of t

Explain clamping devices, Explain Clamping Devices A clamp is a d...

Explain Clamping Devices A clamp is a device that holds the work piece firmly against the locators provided and also resists all forces generated by the cutting action of

Calculate the support reaction, Calculate the support reaction: Q: A ...

Calculate the support reaction: Q: A beam 8m long is hinged at point A and supported on rollers over smooth surface inclined at 300 to horizontal at point B . The beam

Explain introduction of radial drilling machine, Explain introduction of  ...

Explain introduction of  Radial Drilling Machine Machine Name: - Radial Drilling Machine Radial Drilling machine is a machine fitted with a rotating cutting tool known as dr

Hardness of water, hardness of bore well water is less than sea water .ju...

hardness of bore well water is less than sea water .justify

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd