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Weld & Finish Capabilities
Bustin Industrial Products is a member of the National Ornamental & Miscellaneous Metals Association (NOMMA). We strive to meet the standards set forth by this association, and can fabricate any item to meet the standard of your choice.

NOMMA Weld Standards

NOMMA 1
No evidence of a welded joint
 

NOMMA 2
Completely sanded joint, some undercutting and pinholes okay.

NOMMA 3
Partially dressed weld with spatter removed.
 

NOMMA 4
Good quality, uniform undressed weld with minimal spatter.
All images are of 1-1/2" to 1-1/2" primed steel pipe welded as a T-joint
Images and descriptions from NOMMA
 

Bustin Samples

NOMMA 3 weld, mill finish

As welded, residual flux and weld spatter removed only. Metal is unpolished. Heat discoloration apparent, some bluing of metal in and adjacent to weld heat-affected zone.

NOMMA 3 weld, glass bead finish

No contour grinding of welds, residual flux and weld spatter removed only. All heat discoloration and bluing adjacent to weld heat-affected zone are removed. Uniform, satin-like finish provided by glass-bead process. Light gray color.

NOMMA 1 weld, glass bead finish

Butt joints ground smooth and flush, fillet welds ground smooth. All heat discoloration and bluing adjacent to weld heat-affected zone are removed. Uniform, satin-like finish provided by glass-bead process. Light gray color.

NOMMA 1 weld, 180 grit polish finish

No evidence of welded butt joint, fillet welds ground smooth. All heat discoloration & bluing adjacent to weld heat-affected zone are removed. Bright, general purpose, reflective finish. Fine grit lines in uniform direction. Minor pits in base metal may be evident.

Diamond deck plate & walking surfaces are glass bead & Scotch-Brite polish only.
All images are of 2" square tubing, stainless steel
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