WorksheetsAWS Classifications and Welding Electrodes Quiz
Total questions: 15
Worksheet time: 8mins
What does the prefix 'E' in the AWS numbering system designate?
An electric current
A type of metal
A welding machine
An arc welding electrode
What do the first two digits of a 4-digit AWS electrode number indicate?
The welding position
The current type
The type of coating
The minimum tensile strength
What is the tensile strength of an E6010 electrode?
80,000 psi
70,000 psi
60,000 psi
100,000 psi
What does the '1' in E6010 indicate?
All position electrode
Flat and horizontal positions only
Overhead position only
Vertical down position only
Which type of coating corresponds to the digit '0' in the AWS classification system?
Iron powder, titania
Low hydrogen potassium
High titania potassium
High cellulose sodium
What type of welding current is used with a high cellulose potassium coating (digit '1')?
DC- only
DC+ only
AC, DC+ or DC-
AC only
Which electrode is known for its deep penetration and is often used for repair work?
E6010
E6011
E7024
E7018
Which electrode is typically used for welding clean, new sheet metal?
E6010
E6011
E6013
E7018
What is a key characteristic of the E7018 electrode?
It is used for flat and horizontal positions only
It is a low-hydrogen, all-position electrode
It is used for welding rusty or dirty metal
It is designed for AC welding only
Which electrode is commonly used for making large welds on thick plates?
E7018
E6013
E6010
E7024
What does the 'B2' in E8018-B2H4R indicate?
The chemical composition of the weld metal deposit
The tensile strength
The type of coating
The welding position
What does the 'H4' in E8018-B2H4R represent?
The type of coating
The tensile strength
The diffusible hydrogen designator
The welding position
What does the 'R' in E8018-B2H4R stand for?
Rust resistance
Moisture resistance
Reinforcement
Radiation resistance
Which electrode is known for its ability to dig through rust, oil, paint, or dirt?
E6010
E6013
E7018
E7024
Which electrode is most forgiving and can be used with both AC and DC machines?
E6010
E6011
E7024
E7018