Weld


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Weld

Sir Frederick Aloysius. 1823--91, New Zealand statesman, born in England: prime minister of New Zealand (1864--65)

weld

[weld]
(metallurgy)
A union made between two metals by welding.

weld

To unite metals by heating them to suitable temperatures, with or without the application of pressure, and with or without the use of filler metal.
References in periodicals archive ?
In addition to reducing the need for several different previous-generation monitoring technologies cluttering the laser head and working area, this weld monitoring technology has real potential to lower operating costs through reduced destructive testing.
This type of filler rod is used to weld small diameter pipes, boilers and tubing as well as sheets of similar metals.
Importantly, AMS 2175 is silent regarding in-process weld rework, only specifying the extent of imperfection in Grades A-D as "graded" in radiographic, magnetic particle, die penetrant inspection and/or visual inspections.
However, TIG would not be used for this weld anyway.
As you depress the trigger, the Arc begins and the welder feeds wire into the arc to fill the weld. Gas is delivered from the bottle to the nozzle every time you hit the trigger.
PARAMETERS PARAMETER LEVEL 1 2 3 Weld pressure 6 6.5 7 (bar) Amplitude 56 60 64 ([micro]m) Time (sec) Weld time 2.8 3.2 3.6 Hold time 1.5 1.5 1.5 Delay time 1 1 1 Table 3: Tensile shear strength of ultrasonic welded aluminium joints S.No.
The cross sectional geometry of the weld metal used to represent a realistic weld was designed to match the micrograph of the cross section of a lap-shear specimen studied in Amodeo et al.
Such a large tensile stress can adversely affect the safety of the structure in combination with the stress increase due to the weld bead shape.
The weld strength was investigated on a Zwick RetroLine Z010 10 kN Universal testing Machine, Zwick GmbH & Co.
Because the welding speed matches opposite with the heat input, the increase of welding speed means the decrease of input energy per unit weld length exerted on the welding line, producing a small amount of intermixed melt and finally a thinner welding depth and narrower width [12].
"The teach WELD Welding Simulator brings virtual reality technology and in-depth welding assessments into the hands of students and instructors in a very affordable way.
When a defect is detected in a weld by means of some non-destructive tests, the weld should be repaired; generally, the weld metal is removed by grinding and inspected to verify the effective removal of the defect in order to re-weld under a qualified welding procedure.