Andron’s sanitary weld fittings are manufactured from domestic ASTM 269 minimum wall tubing. This will provide the installer a fitting that is easy to fit and weld every time. Choose from each product below to see the complete list of available sanitary weld fitting sizes, alloys, and finishes. Size Range: ½" to 12"Alloys: T304L / T316L Finish: # 7 Polish 180 grit ID/150 grit OD # 5 Polish 150 grit OD # 3 Polish 180 grit ID # 1 Unpolished ID/OD