Your search Local 416, Sheet Metal Workers International Association(afl-cio), Plaintiff-appellee, v. Helgesteel Corporation, Defendant-appellant.local 498, Ironworkers (aflcio), Plaintiff-appellant, v. Local 416, Sheet Metal Workers International Association(afl-cio), Defendant-appellee.ironworkers Local 498 of the International Association Ofbridge, Structural and Ornamental Ironworkers(afl-cio), Plaintiff-appellant, v. Helgesteel Corporation, Defendant-appellee did not match any document.