weld line


Also found in: Acronyms.

weld line

[′weld ‚līn]
(engineering)
(metallurgy)
The junction of the weld metal and base metal, or the junction of base-metal parts when filler metal is not used.
References in periodicals archive ?
For this reason, the study of the influence of the foaming process on the structure and properties of injection moldings with the weld line areas was taken into consideration.
The particle orientations of the rings with different gating systems are analyzed at the pole with integrated injection point and weld line, as well as in the pole pitch at the outer ring surface structure as well as 800 [micro]m from the outer ring surface.
In injection moulding, weld lines (knit lines) form when two melt fronts meet.
When the activated reference coordinate system of the robot continually moves from framel to frame2, to frame, ..., a continuous weaving path based on the weld line can be obtained.
Major objectives are focused on finding the weld line movement of the specimen in case of a square shaped part.
One sensor was on the left surface at 15 mm and another on the right surface at 47 mm from the weld line. Now the left R3I sensor is at 28 mm from the weld line and the right one from 71 mm.
Beyond aesthetics, this part requires that weld lines are properly located away from areas subject to high-energy loading during crash testing.
* The material must have excellent weld line strength.
[13] researched the effect of injection parameters and weld line on the mechanical properties and the appearance of the PP specimens, respectively, based on the Taguchi method.
The part had been gated in such a way that a weld line formed in the same area where the impact test was conducted.
The new GLX-3 laser welder incorporates advanced features, including Branson's patented Simultaneous Thru-Transmission Infrared (STTIr) process, which heats, melts and joins the entire weld line of two or more parts simultaneously.