Welding Quiz

Which tool is often fabricated on the job from small channel or angle iron?

• Straightedge

• Plumb bob

• Square

• Level

Before welding a 45-degree joint, check the angle of the joint with a

• straightedge

• Hi-Lo gauge

• framing square

• combination square

The primary use of a Hi-Lo gauge is to check for

• pipe joint misalignment

• I-beam joint alignment

• 45-degree joints

• 90-degree joints

Secure a chain hoist over a weldment to be raised with an approved sling wrapped around

• conduit

• piping

• a structural member

• raceways

When using a strongback to hold two weld- ment parts that have been aligned and fitted up, the tack welds used to hold the strong- back to the weldment parts should be placed on only.

• opposite sides of the strongback

• the notched side of the strongback

• the vertical sides of the strongback

• one side of the strongback

If a joint needs to be forced into alignment, yokes and wedges, or bolts, can be used with

• strongbacks

• cage clamps

• peening

• a come-along

When working with pipe over 10" (DN250), OSHA requires.

• only specific filler metals be used

• a WPS

• chain hoists with a minimum capacity of 10 tons

• four-legged jack stands

The arched crossbar available for cage clamps is designed to

• strengthen the clamp

• allow welds to be made under the clamp

• allow the clamp to be used on a many pipe sizes

• hold a section of plate to the pipe

Which of the following devices may not be allowed on some applications or projects?

• Strongbacks

• Cage clamps

• Chain clamps

• Pipe pullers

The stress locked in a weldment when it re- turns to the ambient temperature, and equal to the strength of the base metal, is called

• base stress

• residual stress

• thermal conductivity

• coefficient of expansion