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

Define CAD and its applications, Computer-Aided Design (CAD) CAD is use...

Computer-Aided Design (CAD) CAD is used in design and development of new products in a diversity of applications both at commercial/industrial and on a home basis. Illustration

Determine the stresses acting on the plan, Using Mohr's Circle Method deter...

Using Mohr's Circle Method determine the stresses acting on the plan as shown in figure. Also write the procedure.

Concept of process - thermodynamics, Concept of process - Thermodynamics: ...

Concept of process - Thermodynamics: A process can be defined as change in the state or condition of a substance or working medium. For instance, heating or cooling of thermod

Define the plastic materials-polymers processing methods, Plastic Materials...

Plastic Materials/Polymers processing methods. Under this category are included the various methods for processing plastic material/polymers for example, shape casting, the

Hydrostatic law for incompressible and compressible fluid, Illustrate Newto...

Illustrate Newton's law of viscosity. Explain the importance of viscosity in fluid motion. Describe the effects of temperature on viscosity of water and that of air? Discuss hyd

Features of the scheme entrepreneurship development, Features of the Schem:...

Features of the Schem:  Features of the scheme are as follows : DIC is the primary registering centre. Registration is voluntary and not compulsory. Two types of

Kinetics of rigid bodies, Kinetics of Rigid Bodies: For the bodies und...

Kinetics of Rigid Bodies: For the bodies undergoing plane motion, a common scheme for solutions is to apply the equations of dynamic equilibrium as below. ∑ F x  = m a x

Cutting tools, calculate carbide tool and you are required to turn 60mm dia...

calculate carbide tool and you are required to turn 60mm dia piece of C20

Equlliberum, what is equilibrium of rigidity?

what is equilibrium of rigidity?

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