Welding and NDT Egypt

ASME Boiler & Pressure Vessel Code | ASME IX 2015 Edition

2015-12-23T12:52:00.002-08:00

ASME Boiler & Pressure Vessel Code | 2015 Edition | July 1, 2015

ASME IX 2015 Edition

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Structural Welding Code -- Steel | AWS D1.1 2015

2015-12-23T12:05:00.001-08:00

Structural Welding Code -- Steel

AWS D1.1/D1.1M:2015 | July 28, 2015

Download AWS D1.1 2015

Download: All Codes for Certified API 570 Piping inspector 2016 Exam

2015-10-13T18:00:00.002-07:00

All Required Codes versions for

Certified API 570 Piping inspector 2016 Exam.

API 570 THIRD EDITION, NOVEMBER 2009
API 578 RP - 2nd Edition 2010
API RP 571 2nd Edition, April 2011
API RP 574 3rd Edition, Nov. 2009
API RP 577 2013
ASME B16.5 2013 pipe flanges and flanged fittings
ASME B31.3-2014-Process Piping
ASME BPVC Section V-2013_Nondestructive Examination
ASME IX 2013

as per API 570 Exam Publications Effectivity Sheet FOR: 2016

Download: A Quick Guide to API 570 Certified Pipework Inspector Syllabus

2015-10-13T17:33:00.006-07:00

A Quick Guide to API 570 Certified Pipework Inspector Syllabus

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NDT Jobs: Urgent Requirement of NDT Technicians for INCO , Oman

2014-06-15T11:03:00.002-07:00

NDT Jobs
Urgent Requirement of NDT Technicians for INCO , Oman
We have urgent requirement of NDT Technician for our esteemed client in Oman , M/S INCO Group of Companies.
Brief About INCO
One of the leading contracting companies in the field of construction and erection of Industrial process plants and petrochemical plants. With production facilities in Oman, Turkey and Dubai, INCO has completed several projects for world-class EPC contractors such as General Electric, Bechtel from USA, MHI from Japan, Doosan from South Korea and Desmet Ballestra from Italy. Please visit www.inco.com.tr for more details about the company.

Please find below the profile we are looking for NDT Technician

To perform NDT as per job requirement as per request received from QC Inspectors. To evaluate and interpret the NDT results with respect to applicable Codes, standards, specifications and approved company procedures. To prepare NDT reports and certify the results. To demonstrate each NDT techniques to QC Engineers and Authorized Inspectors prior to perform on the job.To prepare reports for the demonstration of Techniques. To maintain the NDT equipment and instruments in good condition. To estimate the NDT consumables required for the type of work and to prepare request to purchase the consumables. To perform periodic verification of the calibration as per Code requirements. To coordinate with NDT subcontractor for other NDT requirements.

Qualification : ASNT NDT Level - II in Radiography Testing, Penetrate testing, Magnetic particle testing and Ultrasonic testing method in the file of piping and pressure vessels Experience in the field of fabrication, construction in QA/QC & Inspection of pressure piping, storage tanks & structural steel works. Should have experience in preparation of NDT report, to perform calibration of NDT instruments. Practical working experience in penetrate testing, Magnetic particle testing and Ultrasonic testing method Review and interpretation of Radiography films. Understanding written sentences and paragraphs in work related documents. Talking to others to convey information effectively

Should be capable Writing various NDT procedures in accordance to the Codes/Standards and relevant project specifications and awareness of ISO Quality system requirements

Salary : Between RO 325 to 475 and bachelor Accommodation ( RO 1 = 2.6 USD)

Interested candidates please forward their resume to inco@thunterz.com

Vickers Hardness Test

2013-11-14T11:32:00.001-08:00

welding & Soldering

2013-11-14T11:06:00.001-08:00

Consumable Guide Welding

2013-11-14T11:05:00.002-08:00

Introducing Welding Processes

2013-11-14T11:04:00.005-08:00

Oxyacetylene welding

2013-11-14T11:04:00.002-08:00

Heat Treatment

2013-11-14T11:03:00.002-08:00

Brinell Hardness Test

2013-11-14T11:02:00.002-08:00

Rockwell Hardness Test

2013-11-14T10:58:00.001-08:00

API 4G

2013-03-07T08:20:00.001-08:00

API 4G

Recommended Practice for Use and Procedures for Inspection, Maintenance, and Repair of Drilling and Well Servicing Structures

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API 4F

2013-03-07T08:17:00.000-08:00

API 4F

Specification for Drilling and Well Servicing Structures

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API RP 577 Welding inspection and metallurgy

2013-03-07T08:08:00.002-08:00

API RP 577 Welding inspection and metallurgy

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Welding Symbols Book

2012-07-24T14:47:00.001-07:00

Welding Symbols Book

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VT - Test ANSWER KEY - MODULE 10

2012-07-03T12:32:00.001-07:00

ANSWER KEY-MODULE 10

WELDING INSPECTION TECHNOLOGY WORKBOOK - MODULE 10

2012-07-03T12:30:00.002-07:00

VT Test - MODULE 10

Q10-1 Which of the following nondestructive testing methods are limited to the detection of surface discontinuities?

a. visual
b. penetrant
c. radiographic
d. a and b above
e. b and c above

Q10-2 To be most effective, visual inspection should be performed:

a. before welding
b. during welding
c. after welding
d. all of the above
e. none of the above

Q10-3 The time period during which the penetrant remains on the surface of the part allowing it to be drawn into any surface discontinuities is called:

a, waiting time
b. penetrating time
c. soak time
d. dwell time
e. none of the above

Q10-4 Which type of magnetizing current provides the best iron particle mobility?

a. AC
b. DC
c. DCEP
d. b and c above
e. all of the above

Q10-5 What MT technique could be used for the discovery of longitudinal flaws?

a. head shot (circular magnetism)
b. side shot
c. coil shot (longitudinal magnetization)
d. a and b above
e. b and c above

Q10-6 Which of the following magnetizing methods produce a circular magnetic field in the test
piece?

a. head shot
b. passing an electrical current through the part
c. prod
d. all of the above
e. none of the above

Q10-7 Which of the following magnetizing methods can produce a longitudinal magnetic field in the test piece?

a. head shot

b. coil shot

c. yoke

d. a and b above

e. b and c above

Q10-8 What NDT method is best for evaluating subsurface porosity?

a. PT

b. MT

c. RT

d. VT

e. all of the above

Q10-9 Which of the following statements is correct for radiographic testing?

a. A reduction in thickness will produce a lighter image on the film.

b. A low density discontinuity will produce a lighter image on the film.

c. A high density discontinuity will produce a lighter image on the film.

d. a and b above

e. b and c above

Q10-10 Radiographic testing (RT) can be performed using which of the following?

a. X-ray machine

b. Cesium 137

c. Iridium 192

d. Cobalt 60

e. all of the above

Q10-11 MT can be used most effectively to inspect which of the following?

a. austenitic stainless steel welds on carbon steel

b. austenitic stainless steel welds on stainless steel

c. carbon steel welds on carbon steel

d. a and b above

e. b and c above

Q10-12 Which of the following discontinuities will not usually be revealed using RT?

a. crack

b. incomplete joint penetration

c. porosity

d. lamination

e. none of the above

Q10-13 What device is used during radiography to indicate the resolution sensitivity of a radiograph?

a. ïQï
b. dosimeter
c. lead screen
d. all of the above
e. none of the above

Q10-14 Which nondestructive test method uses sound energy as a probing medium?

a. MT
b. RT
c. UT
d. PT
e. ET

Q10-15 The process whereby ultrasonic indications are related to dimensions in a test standard is
referred to as:

a. setup
b. calibration
c. standardization
d. synchronization
e. none of the above

Q10-16 As-welded groove welds are usually inspected ultrasonically using what technique?

a. straight beam
b. shearwave
c. angle beam
d. b and c above
e. all of the above

Q10-17 Capillary action plays a role in which NDT method?

a. ET
b. UT
c. RT
d. PT
e. MT

Q10-18 Which NDT method is considered to be a true volumetric test?

a. RT
b. UT
c. PT
d. MT
e. ET

Q10-19 Which NDT method uses an alternating current coil?

a. MT
b. UT
c. ET
d. a and c above
e. b and c above

Q10-20 Changes in heat treatment can be measured using which NDT method?

a. ET
b. RT
c. MT
d. UT
e. none of the above

Q10-21 Which of the following NDT methods can detect surface cracks?

a. RT
b. VT
c. ET
d. PT
e. all of the above

Q10-22 Which NDT method is most likely to reveal subsurface laminations in a rolled plate?

a. RT
b. UT
c. ET
d. MT
e. none of the above

Q10-23 Piezoelectricity is a property used by which NDE method?

a. ET
b. UT
c. RT
d. a and b above
e. b and c above

Q10-24 Which is the best technique for orienting magnetic lines of force when conducting MT testing?

a. two directions
b. single direction
c. residual magnetism
d. all of the above
e. none of the above

Q10-25 What resolution sensitivity is normally required for RT?

a. 2%
b. 4%
d. 5%
e. 7%
C. 9%

Q10-26 What is the basic element of evaluation in any quality control program?

a. radiographic testing
b. penetrant testing
d. visual inspection
e. all of the above
C. none of the above

Q10-27 When should the applicable job documents be reviewed?

a. after the job is completed
b. before welding begins
c. at any time when information is necessary
d. a and b above
e. b and c above

Q10-28 What is the role of the AWS CWI in NDE?

a. see that inspections are done
b. verify personnel qualifications for NDE inspection
c. prepare proper records
d. see that proper records are maintained
e. all of the above

Q10-29 A number in parentheses just above or below a test symbol describes:

a. the length of weld to be tested
b. the extent of testing
c. the number of tests to perform
d. the type of test to perform
e. none of the above

Q10-30 A number to the right of a nondestructive testing symbol refers to the:

a. number of tests to perform
b. the length of weld to be tested
c. the applicable quality standard
d. the test procedure to use
e. none of the above

Q10-31 Test information above the reference line refers to the arrow side.

a. true
b. false

VT - Test ANSWER KEY - MODULE 9

2012-07-03T12:14:00.001-07:00

ANSWER KEY-MODULE 9

WELDING INSPECTION TECHNOLOGY WORKBOOK - MODULE 9

2012-07-03T12:13:00.000-07:00

VT Test - MODULE 9

Q9-1 A discontinuity is:

a. always a defect
b. always a reject
c. always acceptable
d. rejectable if it exceeds code limits
e. none of the above

Q9-2 Whether a particular weld discontinuity is critical can be judged on the basis of

a. whether it is surface or subsurface.
b. whether it is linear or nonlinear.
c. whether it has a sharp end condition.
d. all of the above
e. none of the above

Q9-3 What discontinuity is generally considered to be the most severe?

a. porosity
b. incomplete fusion
c. slag inclusion
d. crack
e. arc strike

Q9-4 Which of the following discontinuities is less likely to be found visually?

a. toe crack
b. undercut
c. lamellar tear
d. overlap
e. none of the above

Q9-5 Underbead cracks can result from which of the following welding practices?

a. use of wet electrodes
b. welding on contaminated steels
c. welding over paint
d. all of the above
e. none of the above

Q9-6 The weld discontinuity that results from improper termination of the welding arc is referred to as:

a. undercut
b. overlap
c. crater crack
d. incomplete fusion
e. all of the above

Q9-7 Of the following processes, which is unlikely to have slag inclusions in a completed weld?

a. SMAW

b. PAW

c. FCAW

d. SAW

e. none of the above

Q9-8 The discontinuity that results from the entrapment of gas within the weld cross section is

referred to as:

a. crack

b. slag inclusion

c. incomplete fusion

d. porosity

e. none of the above

Q9-9 What weld discontinuity results when the welder travels too slowly, causing excess weld metal to flow out of the joint and lay on the base metal surface without fusing?

a. undercut

b. underfill

c. overlap

d. incomplete fusion

e. none of the above

Q9-1O What weld metal discontinuity results when the welder fails to completely fill the weld groove?

a. underfill

b. undercut

c. overlap

d. incomplete fusion

e. none of the above

Q9-11 Excessive weld metal buildup on a groove weld is referred to as:

a. excess convexity

b. excess weld reinforcement

c. overfill

d. all of the above

e. none of the above

Q9-12 The weld discontinuity that results from the initiation of the welding arc outside the weld joint is referred to as:

a. incomplete fusion

b. undercut

c. overlap

d. scratch start

e. arc strike

Q9-13 What weld discontinuity shows up as a light region on a radiograph?

a. porosity
b. tungsten inclusion
c. slag inclusion
d. a and b above
e. b and c above

Q9-14 Which of the following is not a base metal discontinuity resulting from improper steelmaking
practices?

a. lamination
b. lamellar tear
c. seam
d. pipe shrinkage
e. none of the above

Questions Q9-15 through Q9-19 refer to the figure shown below:

Q9-15 What discontinuity is shown by #12b?

a. longitudinal crack

b. transverse crack

c. underbead crack

d. toe crack

e. root crack

Q9-16 What step-like discontinuity is shown by #11?

a. lamination

b. porosity

c. lamellar tear

d. seam

e. lap

Q9-17 What discontinuity is shown by #12g?

a. toe crack

b incomplete fusion

c. root crack

d. lamellar tear

e. underbead crack

Q9-18 What discontinuity is shown by #5?

a. undercut

b. underfill

c. overlap

d. incomplete fusion

e. toe crack

Q9-19 What discontinuity is shown by #lo?

a. lamination

b. seam

c. delamination

d. base metal crack

e. incomplete fusion

VT - Test ANSWER KEY - MODULE 8

2012-07-03T12:06:00.001-07:00

ANSWER KEY-MODULE 8

WELDING INSPECTION TECHNOLOGY WORKBOOK - MODULE 8

2012-07-03T12:04:00.002-07:00

VT Test - MODULE 8

Q8-1 As a metal is heated:

a. energy is added to the structure
b. the atoms move further apart
c. the atoms vibrate more vigorously
d. the metal expands
e. all of the above

Q8-2 The state of matter which exhibits the least amount of energy is:

a. solid
b. liquid
c. gas
d. quasi-liquid
e. none of the above

Q8-3 A problem occurring in weldments caused by the nonuniform heating produced by the welding operation is:

a. porosity
b. incomplete fusion
c. distortion
d. slag inclusions
e. none of the above

Q8-4 Which of the following is not a method used to eliminate or reduce residual stresses?

a. vibratory stress relief
b. external restraint
c. thermal stress relief
d. peening
e. annealing

Q8-5 The type of alloying in which the alloy atoms are located in the spaces between the atoms of the parent metal is referred to as:

a. atomic alloying
b. substitutional alloying
c. space alloying
d. interstitial alloying
e. none of the above

Q8-6 Rapid quenching of a steel from the austenitic range results in a hard, brittle structure known as:

a. pearlite
b. carbide
c. cementite
d. ironite
e. martensite

Q8-7 Very slow cooling of steel may result in the production of a soft, ductile microstructure which has as a lamellar appearance when viewed under high magnification. This structure is referred to as:

a. martensite

b. pearlite

c. bainite

d. ferrite

e. cementite

Q8-8 When rapid cooling produces a martensitic structure, what sub-critical heat treatment may be applied to improve the ductility of the steel?

a. quenching

b. tempering

c. annealing

d. normalizing

e. none of the above

Q8-9 It is determined that a welding procedure is creating an excessive heat input. Which of the

changes listed below would result in a reduction of the heat input?

a. decrease current

b. decrease voltage

c. increase travel speed

d. change from weave to stringer bead technique

e. all of the above

Q8-10 The use of preheat will tend to:

a. result in a wider heat-affected zone

b. produce a lower heat-affected zone hardness

c. slow down the cooling rate

d. reduce the tendency to produce martensite in the heat-affected zone

e. all of the above

Q8-11 Which of the following changes will warrant an addition or increase in the required preheat?

a. decreased carbon equivalent

b. increased carbon equivalent

c. increased base metal thickness

d. a and c above

e. b and c above

Q8-12 What heat treatment is characterized by holding the part at the austenitizing temperature for some time and then slow cooling in the furnace?

a. normalizing

b. quenching

c. annealing

d. tempering

e. stress relief

Q8-13 What heat treatment is characterized by holding the part at the austenitizing temperature for some time and then cooling in still air?

a. normalizing
b. quenching
c. annealing
d. tempering
e. stress relief

Q8-14 Steel heated above the lower transformation temperature (Al) will change microstructural alignment. This temperature is:

a. 1333°F
b. 933°F
c. 1560°F
d. 3600°C
e. none of the above

Q8-15 Atoms in the solid (frozen) state:

a. have a specific “home” position
b. have no distinct structure
c. are essentially fixed in a definite structured position
d. a and c above
e. none of the above

Q8-16 What is the heat input for a molten weld pool at 5 ipm travel speed, 25 volts, and 100 amperes?

(Refer to page 10-8 for Formula)

a. 300 J/in.
b. 300,000 J/in.
c. 30,000 Jhn.
d. 3.633 J/in.
e. none of the above

Q8-17 One way that atoms are added to a pure metal to form an alloy is:

a. peening
b. substitutionally
c. automatically
d. solidification
e. diffusion

Q8-18 The process where carbon is added to the surface of a steel to harden it is:

a. decarburization
b. pack carburizing
c. precipitation hardening
d. quenching
e. none of the above

Q8-19 Steel exists in which of the following crystal structures?

a. BCï
b. FCC
c. BCC
d. all of the above
e. HCP

Q8-20 Which of the following usually follows quenching?

a. tempering
b. stress relieving
c. normalizing
d. annealing
e. none of the above

Q8-21 Which of the following can be accomplished using either thermal or mechanical techniques?

a. annealing
b. tempering
c. quenching
d. stress relieving
e. none of the above

Q8-22 Which of the following results in the softest condition for carbon steel?

a. annealing
b. quenching
c. stress relieving
d. tempering
e. normalizing

Q8-23 For a steel having a chemistry of 0.16% carbon, 0.84% manganese, 0.09% nickel, 0.25%
chromium, 0.052% copper, and 0.40% molybdenum, what is its Carbon Equivalent?

a. 0.23
b. 0.34
c. 0.37
d. 0.41
e. 0.46

Q8-24 Stainless steels are defined as having at least what percent chromium?

a. 7%
b. 12%
c. 15%
d. 20%
e. 30%

Q8-25 Sensitization, or carbide precipitation, of austenitic stainless steels can be reduced by which of the following methods?

a. solution annealing, water quenching
b. using stabilized grades containing titanium or niobium (columbium)
c. using the low carbon grades of stainless steels
d. all of the above
e. using high carbon stainless steels

Q8-26 Metals must be molten for diffusion to occur.

a. true
b. false

Q8-27 Hydrogen can diffuse into a solid metal at room temperature,

a. true
b. false

Q8-28 Metals can dissolve into each other when both are in the solid form.

a. true
b. false

Q8-29 The process whereby nitrogen is dissolved into the surface of carbon steel is:

a. sensitization
b. nitrogen removal
c. carburizing
d. nitriding
e. none of the above

Q8-30 Welding metallurgy is concerned with the changes in the metals during welding.

a. true
b. false

VT - Test ANSWER KEY - MODULE 7

2012-06-06T16:24:00.005-07:00

ANSWER KEY-MODULE 7

WELDING INSPECTION TECHNOLOGY WORKBOOK - MODULE 7

2012-06-06T16:21:00.001-07:00

VT Test - MODULE 7

Q7-1 A 50.0 lb can of welding electrodes weighs how many kg?

a. 227 kg

b. 25 kg

c. 22.7 kg

d. 23,000 kg

e. none of the above

Q7-2 A weld joint is measured and found to be 345 mm long. How long is that joint in terms of

inches?

a. 135 in.

b. 13.58 in.

c. 8760 in.

d. 876 in.

e. 13.0 in

Q7-3 What is the wire feed speed that is measured to be 175 idmin?

a. 0.070 m/s

b. 74.0 mm/s

c. 7.4 mm/s

d. 70 mm/s

e. 75 mmls

Q7-4 Which of the following are the proper base unit(s) for linear measurement in the U.S. system?

a. yard

b. inch

c. foot

d. mile

e. all of the above

Q7-5 What is the base unit (according to AWS) for measuring mass in the SI system?

a. meter

b. kilogram

c. megapascal

d. liter

e. none of the above

Q7-6 A gas flow rate of 30 cfh is what in Umin?

a. 1.4 !/min

b. 14 !/min

c. 140 !/min

d. 64 Umin

e. 640 !/min

Q7-7 The metric system, or SI, is far more complicated than the U.S. system.

a. true
b. false

Q7-8 Many U.S. industries presently use the SI.

a. true
b. false

Q7-9 To be most effective, the U.S. worker must know which measurement system?

a. metric
b. SI
c. U.S. customary
d. all of the above

Q7-i0 AWS has mandated the requirement that the metric system be used.

a. true
b. false

Q7-11 AWS has prepared a guide for aiding the transition to metrication. Its designation is:

a. D1.l
b. Section VI11
c. A3.0
d. Al.l
e. none of the above

Q7-12 Which of the following countries are not officially on the SI system?

a. Japan
b. Britain
c. Mexico
d. Australia
e. United States

Q7-13 In the U.S. customary system, what is the base unit ounce used to measure?

a. mass
b. volume
c. all of the above
d. distance

Q7-14 The U.S. system of measurement is based on powers of 10.

a. true
b. false

Q7-15 Pressure and tensile strength are measured in the SI using what as the base unit?

a. liter
b. meter
c. pascal
d. newton
e. hertz

Q7-16 A regulator indicates 50 psi of gas pressure. What is this in kPa?

a. 7.25 kPa
b. 725 kPa
c. 345 kPa
d. 3.45 kPa
e. 3,450 kPa

Q7-17 Deposition rate is measured in what units in the U.S. and SI systems?

a. kg
b. lb
c. kg/hr
d. lb/hr
e. c and d above

Q7-18 When rounded to the nearest tenths, what is 4,532.182?

a. 4,532.1
b. 4,532.18
c. 4,532
d. 4,532.2
e. 4,530

Q7-19 A material having a tensile strength of 8.5 x 104 psi has what value in megapascals?

a. 5.9 x 106 MPa
b. 5.86 x 103 MPa
c. 58 MPa
d. 586MPa
e. all of the above

Q7-20 A material having a tensile strength of 700 MPa has what value 111 ps

a. 10.150 psi
b. 101.50 psi
c. 1,015 psi
d. 101,500 psi
e. 1,015 x 108 psi