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

Building a fermenter for a new product, The first stage of design assumes: ...

The first stage of design assumes: budget is approved, marketing research is complete, product can be made at a price below that which it can be sold, research and development is c

Organization structure and design, Describe, using examples, what is meant ...

Describe, using examples, what is meant by job specialization, identifying it advantages and disadvantages.

Insulation for personnel protection, Q. Insulation for personnel protection...

Q. Insulation for personnel protection? Insulation for personnel protection shall be provided as follows on all piping and equipment adjacent to work platforms or other operati

Wire-frame entities-representing ellipse and parabolas, wire-frame entities...

wire-frame entities-representing ellipse and parabolas

Classification based on mode of welding, Classification Based on Mode of We...

Classification Based on Mode of Welding Manual welding: In this welding the entire welding operation is performed and controlled by hand. Here, there are two movements involv

Kinematics, the velocity of a particle moving along x axis is defined by v=...

the velocity of a particle moving along x axis is defined by v=kx^3-4x^2+6x where v is in m/s,x in m and k is a constant .if k=2 compute the acceleration when x=2m

Helix angle, what is helix angle and how to determine it?

what is helix angle and how to determine it?

Temperature scales - thermodynamics, Temperatur e Scales: The tempera...

Temperatur e Scales: The temperature of a system can be determined by bringing a 2 nd body, a thermometer, into contact with the system and allowing thermal equilibrium to b

Physics Question, Hello to whom it may concern. I am currently having much...

Hello to whom it may concern. I am currently having much trouble with a physics problem. I have an inverted L beam lying on a table. At the end of the flat piece laying on the t

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