File:TIG Weld low magnification.jpg

TIG_Weld_low_magnification.jpg ‎(640 × 480 pixels, file size: 289 KB, MIME type: image/jpeg)

This is a file from the Wikimedia Commons. Information from its description page there is shown below.
Commons is a freely licensed media file repository. You can help.

Summary

Experimental TIG weld of type 6061 aluminium plate 4mm thick, 200 peak amperes AC (65% electrode negative, 10 pulses/second at 50% pulse duty cycle, 5 amperes maintenance current between pulses), welded under argon gas with filler rod, showing weld bead, characteristic AC TIG etch, and unaffected metal surface. Photographed via Wild M5Z microscope and Konica-Minolta X1 digital camera by W.S. Yerazunis. Image scale approximate.

Licensing

I, the copyright holder of this work, release this work into the public domain. This applies worldwide.
In some countries this may not be legally possible; if so:
I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

Public domainPublic domainfalsefalse

File usage

The following pages on Schools Wikipedia link to this image (list may be incomplete):

Gas tungsten arc welding

Metadata

This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. If the file has been modified from its original state, some details may not fully reflect the modified file.

Image title	KONICA MINOLTA DIGITAL CAMERA
Camera manufacturer	KONICA MINOLTA
Camera model	DiMAGE X1
Exposure time	1/15 sec (0.066666666666667)
F-number	f/3.5
ISO speed rating	160
Date and time of data generation	01:49, 27 December 2005
Lens focal length	7.7 mm
Orientation	Normal
Horizontal resolution	72 dpi
Vertical resolution	72 dpi
Software used	DiMAGE X1 Ver1.00
File change date and time	01:49, 27 December 2005
Y and C positioning	Centered
Exposure Program	Normal program
Exif version	2.2
Date and time of digitizing	01:49, 27 December 2005
APEX brightness	2.1
Exposure bias	0
Maximum land aperture	3.5 APEX (f/3.36)
Metering mode	Pattern
Light source	Fluorescent
Flash	Flash did not fire, compulsory flash suppression
Colour space	sRGB
Custom image processing	Normal process
Exposure mode	Auto exposure
White balance	Manual white balance
Digital zoom ratio	0
Focal length in 35 mm film	37 mm
Scene capture type	Standard
Contrast	Normal
Saturation	Normal
Sharpness	Normal
Subject distance range	Unknown

Background information

Learning is fun and easy with Schools Wikipedia. SOS Children's Villages is famous for the love and shelter it brings to lone children, but we also support families in the areas around our Children's Villages, helping those who need us the most. There are many ways to help with SOS Children.