Weld positive T style weld nuts are everywhere in car making. They hold together important parts like body panels, brackets, seat frames, trim, instrument panels, exhaust systems, and chassis parts.
You only need access from one side to install them, they’re strong, they hold up to vibrations, and they work well with robot welding. That’s why they’re a must on high-volume car assembly lines. These nuts stay reliable over the whole life of the vehicle, keeping threaded connections solid even with rough road conditions.
Besides cars, weld positive T style weld nuts get used a lot in making industrial machinery frames, cabinets, control panels, enclosures, and workstations. They create strong threaded spots to mount parts, covers, access panels, and smaller assemblies onto sheet metal housings.
The weld positive T style weld nuts sit flush, so the inside and outside surfaces stay smooth. Their strength matters because they help keep things aligned and hold heavy parts in place in complex machinery and protective structures.
Mon | M4 | M5 | M6 | M8 | M10 | M12 |
P | 0.7 | 0.8 | 1 | 1丨1.25 | 1.25丨1.5 | 1.5丨1.75 |
dk max | 23.7 | 24.7 | 27 | 29 | 33.2 | 37.2 |
dk min | 22.3 | 23.3 | 25 | 27 | 30.8 | 34.8 |
s max | 12.25 | 12.25 | 14.3 | 14.3 | 19.4 | 21.5 |
s min | 11.75 | 11.75 | 13.7 | 13.7 | 18.6 | 20.5 |
ds max | 5.9 | 6.7 | 8.3 | 10.2 | 13.2 | 15.2 |
ds min | 5.4 | 6.2 | 7.8 | 9.5 | 12.5 | 14.5 |
k max | 5.9 | 6.9 | 7.5 | 9 | 10.6 | 11.8 |
k min | 5.1 | 6.1 | 6.5 | 8 | 9.4 | 10.2 |
h max | 1.4 | 1.4 | 1.85 | 1.85 | 2.3 | 2.3 |
h min | 1 | 1 | 1.35 | 1.35 | 1.7 | 1.7 |
How much weight our weld positive T style weld nuts can handle—like how hard you can push them out or how much twisting they can take—depends on the nut size (the thread), how thick or strong the base material is, and how good the weld is.
We’ve got detailed sheets with the minimum expected numbers for different setups, tested under standard conditions (like AWS rules). Just ask, and we can give you one for any specific T-Style weld nut part number.