Welding Inspection Checklist
Ensure robust construction welds with our comprehensive Welding Inspection Checklist! Downloadable & printable, this checklist covers critical safety and quality checks for construction projects - from visual inspection to NDT. Stay compliant & prevent costly errors. Get your free checklist now!
This Template was installed 5 times.
Pre-Welding Inspection
Verifies preparation and conditions *before* welding begins.
Joint Thickness (min/max)
Root Gap (inches/mm)
Bevel Angle (degrees)
Joint Type
Surface Conditions
Notes on Surface Conditions/Preparation
Pre-Weld Photo(s)
Date of Pre-Weld Inspection
Welder Qualification & Documentation
Confirms welder credentials and related paperwork are current and compliant.
Welder ID Number
Welding Process Qualification
If 'Other' Process Selected, Specify:
Qualification Expiration Date
Welder Qualification Certificate (PDF/Image)
Current Status
Hours Welded for Qualification
Material Verification
Ensures correct material types, grades, and dimensions are used.
Material Thickness (inches/mm)
Material Grade
Material Specification (e.g., ASTM A36)
Material Traceability Information (Heat Number, etc.)
Material Coating (if applicable)
Coating Type (if applicable)
Joint Preparation
Checks joint surfaces for cleanliness, bevel angle, root gap, and any imperfections.
Root Gap (mm)
Bevel Angle (degrees)
Surface Cleanliness Rating (1-5, 1=Poor, 5=Excellent)
Cleaning Method Used
Notes on Joint Condition/Preparation
Joint Preparation Photos (Pre-Weld)
Joint Type
Welding Procedure Specification (WPS) Compliance
Confirms the welding process adheres to the specified WPS requirements.
WPS Number Verified?
Welding Process (e.g., SMAW, GMAW, GTAW)
Preheat Temperature (°C)
Interpass Temperature (°C)
Welding Current (Amps)
Shielding Gas Type (If applicable)
Notes on WPS Compliance Observations
Visual Weld Inspection (During & After)
Detailed visual examination of the weld for defects and adherence to acceptance criteria.
Weld Bead Width (mm)
Weld Bead Height (mm)
Undercut Depth (mm)
Overlap (mm)
Weld Profile (Cross-Section)
Describe Other Weld Profile (if selected)
Presence of Slag Inclusions
Describe any Weld Defects Observed (e.g., porosity, cracks, etc.)
Upload Weld Photographs (Front, Side, Cross-Section)
Overall Weld Appearance (General Condition)
Non-Destructive Testing (NDT)
Includes various NDT methods such as Radiography, Ultrasonic Testing, Magnetic Particle Testing, and Liquid Penetrant Testing, as required.
NDT Method Performed
Description of NDT Procedure Used
NDT Results Report (e.g., RT film, UT data)
UT Scan Angle (Degrees)
RT Exposure Time (Seconds)
Acceptance Criteria Used
Details of any Indications Found (Size, Location, Type)
Disposition of Indications
Post-Weld Heat Treatment (PWHT)
Verifies proper PWHT procedures if required by the design or specification.
Maximum Heating Rate (°C/hr or °F/hr)
Soaking Temperature (°C or °F)
Soaking Time (Hours)
Cooling Rate (°C/hr or °F/hr)
Heating Method
Details of 'Other' Heating Method (if selected above)
Start Date/Time of PWHT
End Date/Time of PWHT
Any deviations from the specified PWHT procedure?
PWHT Inspector Signature
Documentation & Record Keeping
Ensures all inspection results, welder certifications, WPS, and other relevant documents are properly recorded and maintained.
Welding Inspection Date
Welding Completion Date
WPS Number Used
Notes/Comments on WPS Application (If 'Other' selected above)
Welder Qualification Certificates
WPS Document (Copy)
Inspection Results Summary
Inspector Signature
Inspector Name (Printed)
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