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ASME Sect. IX Study this set online at: http://www.cram.com/flashcards/asme-sect-iv-5

Sheet Music

When evalutating a side bend, what must the specimen not have in order to be acceptable?

Define essential v ar iable

1. Any defects greater than 1/8" 2. Corner cracks are discounted unless evidence of int are present.

Welding change aff ecting the m echanical pr oper t

Define supplementary essential variable

Welding change affecting notch toughness of the weld qualification.

Define non essential variable

Welding change not affecting the mechanical or notch the weld. Requalification is not required providing WPS

Is pr ocedur e qualification tr ansfer able between pipe and plate?

Yes

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 C an sev er al WP S's be pr epar ed fr om data on one P QR ?

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ASME Sect. IX Study this set online at: http://www.cram.com/flashcards/asme-sect-iv-5

1. 2. 3. 4.

What must a WPQ include?

Essential variables. Type of test. Test results. Qualified range of welder.

According to QW-304 Can welders qualified with one WPS be likewise qualified with anoth er WPS providing the same welding process is used with the same essential variables?

 Yes

What is the earliest edition of Sect. IV recognized by the current ed ition?

1962

Which edition of Sect. IX must new WPS meet

The current one

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 Yes

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 How are electrodes grouped in Sect. IX?

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ASME Sect. IX Study this set online at: http://www.cram.com/flashcards/asme-sect-iv-5

What positions are necessary to qualify a welder for all position pip e welding?

2G and 5G

What ASME code has welding electrode storage requirements?

ASME II Part C

What number of transverse guided bend tests are required for perf  ormance qualification in a 6G position?

4

A nonessential variable must be documented on.......

the WPS

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 Transv erse and longitudinal

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 Essential variables must be listed on the following............

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 Not useful WPS, PQR, WPQ

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ASME Sect. IX Study this set online at: http://www.cram.com/flashcards/asme-sect-iv-5

 The P QR is a record of what occur red a nd should neve .

When is it okay to change the data recorded on a PQR?

Unless notch toughness is a consideration, does a qualification in an y position qualify a welding procedure for all positions?

 Yes

What is the max. preheat temp. decrease allowed without requalifi cation of a GMAW groove weld procedure?

Define essential variable

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Welding specification change affecting mech. propertie specification requalification. ReadingRequires a Preview

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Download With Free Trial Define supplementary essential variable

Welding specification change affecting notch toughnes f the weld. Requires specification requalification.

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Deffine non essential variable

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Welding specification change not affecting the mach. o ness properties of the weld.Does not require requalific mending the WPS.

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ASME Sect. IX Study this set online at: http://www.cram.com/flashcards/asme-sect-iv-5

May a welder who is qualified using a double groove weld, make a single V groove weld without backing?

No

Who is responsible for the qualification of WPS, welders, and weldin g operators?

 The ma nufacturer or contr actor.

Can a welder deviate from the parameters of a WPS if they are a n onessential variable?

No

What is a test that can determine the ultimate strength of a groove weld joint? You're Reading

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 Tension Test.

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Download With Free Trial When does a change in a supplementary essential variable require requalification?

When notch toughness is a consideration

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 Can a tension test be used in lieu of a bend test to qualify welders?

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ASME Sect. IX Study this set online at: http://www.cram.com/flashcards/asme-sect-iv-5

A welder is qualified to weld all thicknesses of material when:

 The test thickness was 1/2" or over and a min. o f thre run.

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