Selection of elctrodes, Mechanical Engineering

Assignment Help:

Q. Describe the Selection of elctrodes?

The selection of a proper electrode for electric arc welding is very important to obtain a sound welded joint of proper strength. The various factors affecting the selection of electrodes are:

• Power source: A.C. or D.C.

• Composition of base metal.

• Thickness of base metal.

• Welding position.

• Welding current conditions recommended by the manufacturer of the electrodes.

• Mechanical properties desired in the joint.

• Extent of penetration required in welding.

• Economic considerations.


Related Discussions:- Selection of elctrodes

Newton ring, What is a newton ring excrement

What is a newton ring excrement

Explain field winding - dc generator, Field winding Every pole c...

Field winding Every pole core has one or more ?eld windings provided on it to make a magnetic ?eld. Whenever they carry current, they electromagnetic the poles which pro

Order holons , This type of holon is mainly concerned along wit...

This type of holon is mainly concerned along with carrying out the work in a fine and correct way at correct time.

How to drill 500 sheets paper , How to drill 500 sheets paper ?in 4 mm dia ...

How to drill 500 sheets paper ?in 4 mm dia , holes are same distance as its dia (4mm) in one line.

Find the velocity and acceleration of the slider, Question: The disk 3 ...

Question: The disk 3 shown in the figure rotates at a constant angular velocity ω 3 = 2.0 rad/s. A slider in a slot in the disk causes rod 2 to rotate.  When the slider is

Find out ratio of strain-energy, Find out ratio of strain-energy: A ci...

Find out ratio of strain-energy: A circular rod of diameter d and length l is fixed at one end and a torque T applied at the other. Now, if any close coiled helical spring is

External coatings on vessels, Q. External coatings on vessels? All pres...

Q. External coatings on vessels? All pressure vessels that will be installed underground shall have an external coating applied according to the following procedure: • All e

Explain concept of a corner or angled window, Question 1: Retail design...

Question 1: Retail design tends to be rapid turnover business. Your potential client needs a window display for his retail sports wear shop for the summer sales. The assumed bu

Physics, State and explain parallelogram law of vectors

State and explain parallelogram law of vectors

Sialons, Sialons Mixture of silicon nitride, aluminium nitride and alu...

Sialons Mixture of silicon nitride, aluminium nitride and alumina is hot pressed to acquire a product largely called as sialon. In the resulting product the structure has part

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