Skip to content
Blog about quality control of Metal
Quality control. Welding inspection. NDT inspection

     
  • Home
  • About Author
  • Table of Content
  • Forum
  • Contacts

Category: To become an Inspection Engineer

To become an Inspection Engineer

The hardness measurement. The Brinell hardness test (Part 2).

Posted on March 31, 2017 by Ivan Perfilyev / 0 Comment

For measuring Brinell hardness test is usually used a steel ball 10 mm in diameter and a load 3000kgf. However, since the test conditions such as the hardness a...

To become an Inspection Engineer

Welder Qualification Test (Part 5).

Posted on March 27, 2017 by Ivan Perfilyev / 0 Comment

After performance of the control welded seam, the designation is applied on it and the name of the welder, position at test is entered, and also sample top tags...

To become an Inspection Engineer

The lack of root penetration.

Posted on March 20, 2017 by Ivan Perfilyev / 0 Comment

The lack of root penetration arises because of small current and high welding speed. The lack of root penetration is admissible defect. Repair of the lack of ro...

To become an Inspection Engineer

Welder Qualification Test (Part 4).

Posted on March 13, 2017 by Ivan Perfilyev / 0 Comment

For some welding technologies when changing the electrodes type provided in technical requirements it may be necessary to repeat the welder qualification test. ...

To become an Inspection Engineer

The hysteresis reason of the critical current when welding on direct polarity with the coated wire from the easily ionized substances.

Posted on March 8, 2017 by Ivan Perfilyev / 0 Comment

When welding on small currents on direct polarity in carbon dioxide the Св-08Г2С the wire with coverings from the Cs and K or Cs and Na salts taken in a certain...

Posts pagination

« Previous 1 … 4 5 6 … 9 Next »

Categories

  • Inspection of Welded Seams
  • Metallography and Heat Treatment of Metal
  • Non-Destructive Control
  • To become an Inspection Engineer

Subscribe to news

You can subscribe to e-mail notice of new posts.


Popular posts

  • The polymorphic transformations in metals (Part 5). - 22,194 views
  • The definition of the technological properties concept and the requirements for it. The technical and economic indicators of power sources. The criterion for selecting power sources for welding. - 11,454 views
  • The self-regulation mechanism of the arc column shape (Part 2). - 4,445 views
  • The lack of fusion between layers. - 3,553 views
  • Interpretation of radiograph (Part 3). - 2,410 views

Recent Posts

  • The Role of a Welding Inspector May 6, 2025
  • Interpretation of radiograph (Part 3). May 24, 2020
  • Interpretation of Radiographs (Part 2). May 3, 2020
  • Interpretation of Radiographs (Part 1). March 2, 2020
  • The definition of the technological properties concept and the requirements for it. The technical and economic indicators of power sources. The criterion for selecting power sources for welding. November 3, 2018
© 2014 - 2025 Blog about quality control of Metal

Created by: barvy.dp.ua

Scroll Up