SlideShare una empresa de Scribd logo
1 de 84
Discontinuities and Defects
Discontinuity ,[object Object],[object Object],[object Object],[object Object]
Defect ,[object Object],[object Object],[object Object],[object Object]
Weld Joint Discontinuities ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Discontinuity Classifications ,[object Object],[object Object],[object Object]
Design Related ,[object Object],[object Object],[object Object],[object Object],[object Object]
Engineering Problems? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Weld Process Related (LOTS OF FAIR QUESTIONS HERE) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Metallurgical Discontinuities ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Misalignment  (hi-lo) ,[object Object],[object Object],[object Object],[object Object]
Undercut ,[object Object],[object Object],[object Object],[object Object]
UNDERCUT
Undercut   (cont......) ,[object Object],[object Object],[object Object]
Insufficient Fill Definition:  ,[object Object],[object Object],[object Object],[object Object]
UNDERFILL
Insufficient Fill on the Root Side (suckback) ,[object Object],[object Object],[object Object]
Cause for Insufficient Fill at the Root ,[object Object],[object Object]
Cause for Insufficient Fill at the Root ,[object Object]
 
Remove root pass by grinding ,[object Object],[object Object],[object Object],[object Object],[object Object]
 
Excessive Concavity or Convexity ,[object Object],[object Object],[object Object],[object Object]
Concavity
EXCESSIVE CONCAVITY
Convexity
EXCESSIVE CONVEXITY
Reinforcement ,[object Object],[object Object],[object Object],[object Object],Face Reinforcement Root Reinforcement
Excessive Reinforcement ,[object Object],[object Object],[object Object],[object Object]
EXCESSIVE WELD REINFORCEMENT
Insufficient Reinforcement ,[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],Improper Weld Contour 135 0
UNACCEPTABLE WELD PROFILES
UNACCEPTABLE WELD PROFILES Looks worse than it is
Overlap  ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Overlap ,[object Object]
OVERLAP
Burn-through  (non-standard)  ,[object Object],[object Object],[object Object],[object Object]
Incomplete or Insufficient Penetration ,[object Object],[object Object],[object Object],[object Object]
INCOMPLETE & EXCESSIVE PENETRATION
Incomplete Penetration of Double Weld
Incomplete (or Lack of) Fusion ,[object Object],[object Object],[object Object],[object Object]
Lack of Fusion
INCOMPLETE FUSION
Arc Strike ,[object Object],[object Object],[object Object],[object Object]
Inclusions ,[object Object],[object Object],[object Object]
Slag Inclusion ,[object Object],[object Object],[object Object],[object Object]
Slag
Wagon Tracks  (non-standard)  ,[object Object],[object Object],[object Object],[object Object]
Tungsten Inclusion ,[object Object],[object Object],[object Object],[object Object]
Tungsten Inclusion ,[object Object],[object Object]
Inclusions ,[object Object],[object Object]
Whiskers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Spatter ,[object Object],[object Object],[object Object],[object Object]
SPATTER
Arc Craters ,[object Object],[object Object],[object Object],[object Object]
Cracks
Cracks ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Longitudinal Crack  ,[object Object],[object Object],[object Object],[object Object]
Toe Crack   ,[object Object],[object Object],[object Object],[object Object]
Throat Crack  ,[object Object],[object Object],[object Object],[object Object]
Crater Crack  ,[object Object],[object Object],[object Object],[object Object]
Transverse Crack   ,[object Object],[object Object],[object Object],[object Object]
Root Crack ,[object Object],[object Object],[object Object],[object Object]
Underbead Crack ,[object Object],[object Object],[object Object],[object Object]
Hot Crack  ,[object Object],[object Object],[object Object]
Cold Crack  ,[object Object],[object Object],[object Object],[object Object]
Repairs to Cracks ,[object Object],[object Object],[object Object],[object Object],[object Object]
Base Metal Discontinuities ,[object Object],[object Object],[object Object]
Laminations ,[object Object],[object Object],[object Object],[object Object],[object Object]
Effect ,[object Object]
Laps and Seams  ,[object Object],[object Object]
Porosity ,[object Object],[object Object],[object Object],[object Object],[object Object]
Single Pore ,[object Object]
Uniformly Scattered Porosity ,[object Object],[object Object]
Cluster Porosity ,[object Object]
Linear Porosity ,[object Object]
Piping Porosity ,[object Object]
POROSITY
Porosity  ,[object Object],[object Object],[object Object],[object Object]
Hammer marks ,[object Object],[object Object],[object Object]
Heat-affected zone microstructure alteration ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Defect vs. Discontinuity ,[object Object],[object Object],[object Object],[object Object]
REPAIR TECHNIQUES ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Repairs ,[object Object],[object Object],[object Object]

Más contenido relacionado

La actualidad más candente

Weld Defects
Weld DefectsWeld Defects
Weld Defects
adminn2
 

La actualidad más candente (20)

Welding symbol
Welding symbolWelding symbol
Welding symbol
 
Welding defects
Welding defectsWelding defects
Welding defects
 
Welding electrode
Welding electrode Welding electrode
Welding electrode
 
Welding defects
Welding defectsWelding defects
Welding defects
 
Arc welding
Arc weldingArc welding
Arc welding
 
Wis5 weldability n.ppt 1 11
Wis5 weldability n.ppt 1 11Wis5 weldability n.ppt 1 11
Wis5 weldability n.ppt 1 11
 
Wis5 welding consumables 18
Wis5 welding consumables 18Wis5 welding consumables 18
Wis5 welding consumables 18
 
Welding defects
Welding defectsWelding defects
Welding defects
 
Weld defects, causes, and remedies
Weld defects, causes, and remediesWeld defects, causes, and remedies
Weld defects, causes, and remedies
 
Weld Defects
Weld DefectsWeld Defects
Weld Defects
 
Metallurgical aspect of welding
Metallurgical aspect of weldingMetallurgical aspect of welding
Metallurgical aspect of welding
 
Welding process
Welding processWelding process
Welding process
 
Welding defects
Welding defectsWelding defects
Welding defects
 
Welding Defects
Welding DefectsWelding Defects
Welding Defects
 
WELDING DEFECTS
WELDING DEFECTSWELDING DEFECTS
WELDING DEFECTS
 
Welding Defects (1).ppt
Welding Defects (1).pptWelding Defects (1).ppt
Welding Defects (1).ppt
 
Welding Defects
Welding Defects Welding Defects
Welding Defects
 
Welding
WeldingWelding
Welding
 
Welding Processes
Welding ProcessesWelding Processes
Welding Processes
 
Welding
WeldingWelding
Welding
 

Destacado

Welding Inspection Cswip
Welding Inspection CswipWelding Inspection Cswip
Welding Inspection Cswip
guest831c1e
 
Ut P5 (Product Tech.)
Ut P5 (Product Tech.)Ut P5 (Product Tech.)
Ut P5 (Product Tech.)
rajrkamal
 
Cswip 3.1 question & Answers
Cswip 3.1 question & AnswersCswip 3.1 question & Answers
Cswip 3.1 question & Answers
Ravi Shankar
 
Weld Defects and Material Properties - Presentation
Weld Defects and Material Properties - PresentationWeld Defects and Material Properties - Presentation
Weld Defects and Material Properties - Presentation
Brett Leary
 

Destacado (20)

Welding defects
Welding defectsWelding defects
Welding defects
 
Welding Defects
Welding DefectsWelding Defects
Welding Defects
 
Welding Inspection Cswip
Welding Inspection CswipWelding Inspection Cswip
Welding Inspection Cswip
 
weldability and defects in weldments
weldability and defects in weldmentsweldability and defects in weldments
weldability and defects in weldments
 
Welding lectures 14 16
Welding lectures 14 16Welding lectures 14 16
Welding lectures 14 16
 
Welding ppt
Welding pptWelding ppt
Welding ppt
 
Twi welding training_6
Twi welding training_6Twi welding training_6
Twi welding training_6
 
Ut P5 (Product Tech.)
Ut P5 (Product Tech.)Ut P5 (Product Tech.)
Ut P5 (Product Tech.)
 
Welding Presentation.
Welding Presentation.Welding Presentation.
Welding Presentation.
 
Wis5 stress and distortion 15
Wis5 stress and distortion 15Wis5 stress and distortion 15
Wis5 stress and distortion 15
 
Cswip 3.1 question & Answers
Cswip 3.1 question & AnswersCswip 3.1 question & Answers
Cswip 3.1 question & Answers
 
Cswip welding inspection notes and questions
Cswip welding inspection notes and questionsCswip welding inspection notes and questions
Cswip welding inspection notes and questions
 
Weld Defects and Material Properties - Presentation
Weld Defects and Material Properties - PresentationWeld Defects and Material Properties - Presentation
Weld Defects and Material Properties - Presentation
 
cswip-3-1-new-book
 cswip-3-1-new-book cswip-3-1-new-book
cswip-3-1-new-book
 
PPT ON TYPES OF WELDING JOINTS
PPT ON TYPES OF WELDING JOINTSPPT ON TYPES OF WELDING JOINTS
PPT ON TYPES OF WELDING JOINTS
 
Wis5 welding symbols 05
Wis5 welding symbols 05Wis5 welding symbols 05
Wis5 welding symbols 05
 
Welding and types
Welding and types Welding and types
Welding and types
 
Defects and Discontinuities
Defects and DiscontinuitiesDefects and Discontinuities
Defects and Discontinuities
 
Welding metallurgy
Welding metallurgyWelding metallurgy
Welding metallurgy
 
0 twi introduction
0  twi introduction0  twi introduction
0 twi introduction
 

Similar a 9488085 welding-defects

welding defects observed during the welding
welding defects observed during the weldingwelding defects observed during the welding
welding defects observed during the welding
MuhammadUzairLiaqat
 
Me 328 welding metallurgy
Me 328 welding metallurgyMe 328 welding metallurgy
Me 328 welding metallurgy
Reandy Risky
 
Common weld defects in thermal power plants
Common weld defects in thermal power plantsCommon weld defects in thermal power plants
Common weld defects in thermal power plants
SHIVAJI CHOUDHURY
 
Defects & Remedies inTHE FIRLD Welding.pdf
Defects & Remedies  inTHE FIRLD Welding.pdfDefects & Remedies  inTHE FIRLD Welding.pdf
Defects & Remedies inTHE FIRLD Welding.pdf
me0906840087
 

Similar a 9488085 welding-defects (20)

Welding defects
Welding defects Welding defects
Welding defects
 
000043
000043000043
000043
 
welding defects observed during the welding
welding defects observed during the weldingwelding defects observed during the welding
welding defects observed during the welding
 
Welding technology
Welding  technologyWelding  technology
Welding technology
 
Analysis of Welding Defects
Analysis of Welding DefectsAnalysis of Welding Defects
Analysis of Welding Defects
 
10Defects 1 DEMO.ppt
10Defects 1 DEMO.ppt10Defects 1 DEMO.ppt
10Defects 1 DEMO.ppt
 
Welding
WeldingWelding
Welding
 
WELD DEFECTS.pptx
WELD DEFECTS.pptxWELD DEFECTS.pptx
WELD DEFECTS.pptx
 
Me 328 welding metallurgy
Me 328 welding metallurgyMe 328 welding metallurgy
Me 328 welding metallurgy
 
Common weld defects in thermal power plants
Common weld defects in thermal power plantsCommon weld defects in thermal power plants
Common weld defects in thermal power plants
 
Defects & Remedies inTHE FIRLD Welding.pdf
Defects & Remedies  inTHE FIRLD Welding.pdfDefects & Remedies  inTHE FIRLD Welding.pdf
Defects & Remedies inTHE FIRLD Welding.pdf
 
Welding Defects.pdf
Welding Defects.pdfWelding Defects.pdf
Welding Defects.pdf
 
Welding Defect .pdf
Welding Defect .pdfWelding Defect .pdf
Welding Defect .pdf
 
welding FLAWS.ppt
welding FLAWS.pptwelding FLAWS.ppt
welding FLAWS.ppt
 
Module 9
Module 9Module 9
Module 9
 
Casting defects by yaser elkelawy
Casting defects by yaser elkelawyCasting defects by yaser elkelawy
Casting defects by yaser elkelawy
 
Welding flaws
Welding flawsWelding flaws
Welding flaws
 
Casting defects
Casting defectsCasting defects
Casting defects
 
Casting defects
Casting defectsCasting defects
Casting defects
 
Welding presentation
Welding presentationWelding presentation
Welding presentation
 

Último

1029-Danh muc Sach Giao Khoa khoi 6.pdf
1029-Danh muc Sach Giao Khoa khoi  6.pdf1029-Danh muc Sach Giao Khoa khoi  6.pdf
1029-Danh muc Sach Giao Khoa khoi 6.pdf
QucHHunhnh
 
Spellings Wk 3 English CAPS CARES Please Practise
Spellings Wk 3 English CAPS CARES Please PractiseSpellings Wk 3 English CAPS CARES Please Practise
Spellings Wk 3 English CAPS CARES Please Practise
AnaAcapella
 
The basics of sentences session 3pptx.pptx
The basics of sentences session 3pptx.pptxThe basics of sentences session 3pptx.pptx
The basics of sentences session 3pptx.pptx
heathfieldcps1
 

Último (20)

Single or Multiple melodic lines structure
Single or Multiple melodic lines structureSingle or Multiple melodic lines structure
Single or Multiple melodic lines structure
 
Towards a code of practice for AI in AT.pptx
Towards a code of practice for AI in AT.pptxTowards a code of practice for AI in AT.pptx
Towards a code of practice for AI in AT.pptx
 
Kodo Millet PPT made by Ghanshyam bairwa college of Agriculture kumher bhara...
Kodo Millet  PPT made by Ghanshyam bairwa college of Agriculture kumher bhara...Kodo Millet  PPT made by Ghanshyam bairwa college of Agriculture kumher bhara...
Kodo Millet PPT made by Ghanshyam bairwa college of Agriculture kumher bhara...
 
General Principles of Intellectual Property: Concepts of Intellectual Proper...
General Principles of Intellectual Property: Concepts of Intellectual  Proper...General Principles of Intellectual Property: Concepts of Intellectual  Proper...
General Principles of Intellectual Property: Concepts of Intellectual Proper...
 
Mehran University Newsletter Vol-X, Issue-I, 2024
Mehran University Newsletter Vol-X, Issue-I, 2024Mehran University Newsletter Vol-X, Issue-I, 2024
Mehran University Newsletter Vol-X, Issue-I, 2024
 
Spatium Project Simulation student brief
Spatium Project Simulation student briefSpatium Project Simulation student brief
Spatium Project Simulation student brief
 
ICT role in 21st century education and it's challenges.
ICT role in 21st century education and it's challenges.ICT role in 21st century education and it's challenges.
ICT role in 21st century education and it's challenges.
 
1029-Danh muc Sach Giao Khoa khoi 6.pdf
1029-Danh muc Sach Giao Khoa khoi  6.pdf1029-Danh muc Sach Giao Khoa khoi  6.pdf
1029-Danh muc Sach Giao Khoa khoi 6.pdf
 
Spellings Wk 3 English CAPS CARES Please Practise
Spellings Wk 3 English CAPS CARES Please PractiseSpellings Wk 3 English CAPS CARES Please Practise
Spellings Wk 3 English CAPS CARES Please Practise
 
Google Gemini An AI Revolution in Education.pptx
Google Gemini An AI Revolution in Education.pptxGoogle Gemini An AI Revolution in Education.pptx
Google Gemini An AI Revolution in Education.pptx
 
Explore beautiful and ugly buildings. Mathematics helps us create beautiful d...
Explore beautiful and ugly buildings. Mathematics helps us create beautiful d...Explore beautiful and ugly buildings. Mathematics helps us create beautiful d...
Explore beautiful and ugly buildings. Mathematics helps us create beautiful d...
 
Key note speaker Neum_Admir Softic_ENG.pdf
Key note speaker Neum_Admir Softic_ENG.pdfKey note speaker Neum_Admir Softic_ENG.pdf
Key note speaker Neum_Admir Softic_ENG.pdf
 
2024-NATIONAL-LEARNING-CAMP-AND-OTHER.pptx
2024-NATIONAL-LEARNING-CAMP-AND-OTHER.pptx2024-NATIONAL-LEARNING-CAMP-AND-OTHER.pptx
2024-NATIONAL-LEARNING-CAMP-AND-OTHER.pptx
 
This PowerPoint helps students to consider the concept of infinity.
This PowerPoint helps students to consider the concept of infinity.This PowerPoint helps students to consider the concept of infinity.
This PowerPoint helps students to consider the concept of infinity.
 
SOC 101 Demonstration of Learning Presentation
SOC 101 Demonstration of Learning PresentationSOC 101 Demonstration of Learning Presentation
SOC 101 Demonstration of Learning Presentation
 
The basics of sentences session 3pptx.pptx
The basics of sentences session 3pptx.pptxThe basics of sentences session 3pptx.pptx
The basics of sentences session 3pptx.pptx
 
Unit-V; Pricing (Pharma Marketing Management).pptx
Unit-V; Pricing (Pharma Marketing Management).pptxUnit-V; Pricing (Pharma Marketing Management).pptx
Unit-V; Pricing (Pharma Marketing Management).pptx
 
How to Create and Manage Wizard in Odoo 17
How to Create and Manage Wizard in Odoo 17How to Create and Manage Wizard in Odoo 17
How to Create and Manage Wizard in Odoo 17
 
Introduction to Nonprofit Accounting: The Basics
Introduction to Nonprofit Accounting: The BasicsIntroduction to Nonprofit Accounting: The Basics
Introduction to Nonprofit Accounting: The Basics
 
Graduate Outcomes Presentation Slides - English
Graduate Outcomes Presentation Slides - EnglishGraduate Outcomes Presentation Slides - English
Graduate Outcomes Presentation Slides - English
 

9488085 welding-defects