SMAW Electrodes

The majority is the weld is formed by the ____________?

• base metal mixing with the flux
• wire core
• flux coating
• wire core mixing with the melted base metal

The chemical and mechanical properties of the base metal can be obtained by referring to the _______.

• welding permit
• manufacturers classification
• welding procedure specification
• base metal mill specifications

After a sealed container of low-hydrogen electrodes  is opened, the electrodes must be stored in special ovens at a temperature setting of ________?

• 250*F
• 100*F
• 200*F
• 150*F

The period of time a low- hydrogen electrode can be outside a heated holding or portable oven is ______?

• defined as storage time
• defined as exposure time
• limited to one hour
• limited to two hours

Electrodes with powered iron in their flux belong to the ________ electrode group?

• fast-freeze
• fast-fill
• low-hydrogen
• fill-freeze

All electrodes manufactured in the United States must have the AWS classification number printed on them as well as on the

• electrode holder
• welding permit
• shipping documents
• container in which they are shipped

Normally an electrode should be ________ than the metal being welded. 

• larger in diameter
• equal in diameter
• higher in tensile strength
• smaller in diameter

low-hydrogen electrodes that exceed the maximum exposure time can be __________.

• used anyway
• dried repeatedly
• dried one time
• used for jobs requiring lower standards

Non-low-hydrogen electrodes may be used if their coatings are not damaged and they have not come in direct contact with ________.

• direct sunlight
• the ground
• water or oil
• humidity

The most common electrodes are discussed in the American Welding Society (AWS) __________. 

• A5.1 and A5.3
• A5.11
• A5.1 and A5.5
• A5.24