Cwi Awsd1.1 Study Set

Front 1

what are the education and experience requirements for a CWI? CAWI?

Back 1

CWI: 5 years experience, or 3 years & a technical degree; CAWI: 2 years experience, or 6 months & a technical degree

Front 2

welding inspectors can be categorized how?

Back 2

1) code or governing body; 2) purchaser's, customer's, or owner's (QA); 3) fabricator's, manufacturer's, or contractor's (QC); 4) architect's or engineer's

Front 3

what document(s) cover(s) safety in welding and cutting?

Back 3

ANSI Z49.1

Front 4

which is most general of the following terms: code, standard, specification?

Back 4

standard

Front 5

ASME B31.1 & B31.3 cover what subjects?

Back 5

B31.1 covers pressure vessels and power piping, B31.3 covers chemical process piping

Front 6

Interpass temperatures are measured what distance from the joint?

Back 6

1"

Front 7

What topics are covered by ASME Boiler and Pressure Vessel Code sections V, VIII, & IX?

Back 7

V covers nondestructive examination; VIII covers Unfired Pressure Vessels, and IX covers Welding and Brazing Qualifications

Front 8

In structural applications, when the metal thickness is less than 1/8", what AWS code applies?

Back 8

AWS D1.3 - sheet metal

Front 9

Fillet welds may be measured using a tolerance of :____

Back 9

-1/32"

Front 10

is the name of the document that prescribes the details of how a weld must be performed?

Back 10

WPS - Welding Procedure Specification

Front 11

When it is impractical for the welding inspector t witness all tests and observe all welds during production, what kind of inspection results?

Back 11

random-partial

Front 12

the welding inspector is responsible for judging acceptability of a product in accord with what?

Back 12

a written document

Front 13

which code choices are available for taking AWS QC1 CWI/CAWI exams?

Back 13

AWS D1.1; API 1104; AWS D1.2 (structural aluminum); AWS D1.5 (Bridge); AWS D15.1 (Railroad); ASME VII & IX; ASME IX, B31.1, & B31.3

Front 14

AWS D1.1 specifies that nondestructive testing must be performed by an individual qualified in accordance with what document?

Back 14

SNT-TC-1a

Front 15

ASME B31.1 & B31.3 cover what subjects?

Back 15

B31.1 covers pressure vessels and power piping, B31.3 covers chemical process piping

Front 16

Interpass temperatures are measured what distance from the joint?

Back 16

1"

Front 17

welding symbols are defined in what publication?

Back 17

AWS A2.4

Front 18

What topics are covered by ASME Boiler and Pressure Vessel Code sections V, VIII, & IX?

Back 18

V covers nondestructive examination; VIII covers Unfired Pressure Vessels, and IX covers Welding and Brazing Qualifications

Front 19

In structural applications, when the metal thickness is less than 1/8", what AWS code applies?

Back 19

AWS D1.3 - sheet metal

Front 20

which code choices are available for taking AWS QC1 CWI/CAWI exams?

Back 20

AWS D1.1; API 1104; AWS D1.2 (structural aluminum); AWS D1.5 (Bridge); AWS D15.1 (Railroad); ASME VII & IX; ASME IX, B31.1, & B31.3

Front 21

for fillet welds on material greater than 1" thick or greater, what is the allowable undercut? Are there exceptions?

Back 21

1/16", no exceptions

Front 22

in cases of dispute over welding terms, what document prevails?

Back 22

AWS A3.0

Front 23

the standard describing the requirements for welding cross-country pipeline is:

Back 23

API 1104

Front 24

acetylene becomes unstable above what pressure?

Back 24

15psi

Front 25

safety training is mandated under the provisions of what agency?

Back 25

OSHA

Front 26

Name the ending numbers in the classification E-70XX for low hydrogen SMAW electrodes

Back 26

70X5, 70X6, 70X8

Front 27

Name the position numbers in the classification of E-70XX SMAW electrodes

Back 27

701X is all positions, 702X is flat and horizontal only

Front 28

T or F: according to AWS D1.1, steel backing on groove welds must be continuous.

Back 28

TRUE

Front 29

At what level are currents considered "primary shock currents" and hence dangerous?

Back 29

6mA

Front 30

what is the most common ASTM structural steel? What is its minimum yield strength? What is its minimum Ultimate Tensile Strength (UTS)?

Back 30

A-36, 36ksi (36,000 psi), and 58ksi

Front 31

AWS D1.1 states that all surfaces to be welded and surfaces adjacent must be free from what elements?

Back 31

thick scale, slag, moisture, rust, grease, and other foreign material. Paint & mill scale (not loose or thick) are acceptable

Front 32

what is the numerical designation for the AWS filler metal specification "Carbon Steel Covered Arc Welding Electrodes"?

Back 32

A5.1

Front 33

what is the numerical designation for the AWS filler metal specification "Low Alloy Steel Covered Arc Welding Electrodes"?

Back 33

A5.5

Front 34

The American Welding Society certifies welding inspectors according to what document?

Back 34

AWS QC1

Front 35

what topics do the sections of AWS D1.1 cover?

Back 35

1) General Requirements; 2) Design of Welded Connections; 3) Prequalification of WPSs; 4)Qualification; 5) Fabrication; 6) Inspection; 7) Stud Welding; 8) Strengthening and Repair of Existing Structures

Front 36

what are the two kinds of welding inspectors defined by the AWS D1.1? What are their roles?

Back 36

Fabrication/Erection (QC), and Verification (QA)

Front 37

"Authorized Inspector" is a term associated with what? By what organization are they certified?

Back 37

an "Authorized Inspector" is one who has bottom-line QC responsibility; they are certified by the National Board of Boiler and Pressure Vessel Inspectors

Front 38

How often are new editions of the AWS AD1.1 published?

Back 38

every 2 years

Front 39

what does the "Code of Ethics" of the AWS QC1 consider to be the most important obligation of a welding inspector

Back 39

public safety

Front 40

what is a MTR?

Back 40

Material Test Report

Front 41

For material less than 1" thick what is the maximum allowable undercut in a fillet weld? Are there exceptions?

Back 41

1/32" exception: up to 1/16" for any accumulated length up to 2" in 12"

Front 42

the term "Contract Documents" refers to what?

Back 42

1) all applicable codes; 2) the (structural) plans; 3) the specifications

Front 43

what is a specification?

Back 43

a document that describes the requirements for a particular object or component

Front 44

what is a weld discontinuity?

Back 44

an interruption in the typical structure of the material

Front 45

what is a weld defect?

Back 45

a discontinuity or discontinuities that render a product unacceptable

Front 46

what is an RFI?

Back 46

Request For Information

Front 47

the maximum atmospheric exposure time allowed by AWS D1.1 for E-7018 electrodes is what?

Back 47

4 hours

Front 48

According to AWS D1.1, the separation between faying surfaces of butt joints landing on a backing bar cannot exceed what amount?

Back 48

1/16"

Front 49

what is the national organization for concrete and soils technicians?

Back 49

ASCET

Front 50

under the provisions of AWS D1.1, who is ultimately and legally responsible for assuring that the welders are certified?

Back 50

the contractor

Front 51

most often, preheat and interpass temperatures are measured using what?

Back 51

temperature-indicating crayons (also contact pyrometer)

Front 52

when the base metal must be preheated prior to welding, AWS D1.1 specifies that the arts must be heated to the required minimum for at least how far in all directions prior to welding?

Back 52

3" (or thickness of material, whichever is greater))

Front 53

ASTM is an abbreviation for what?

Back 53

American Society for Testing and Materials

Front 54

once removed from their original containers, AWS D1.1 requires that low-hydrogen electrodes be maintained in electrode ovens at what minimum temperature?

Back 54

250°F

Front 55

What is an ITL?

Back 55

Independent Testing Laboratory

Front 56

A CWI or CAWI must have passed what eye test(s)?

Back 56

20/40 with or without correction and Jaeger J-2 at 12" near vision acuity (color test may be required by employer, but is not required by AWS)