Waupaca Foundry name will return; management to remain under KPS Capital ownership ThyssenKrupp AG is selling its gray and ductile iron foundry group to KPS Capital Partners, LP, a private equity group, for an unreported price. TK Waupaca is often described as the world’s largest iron foundry, and operates six plants in Wisconsin, Indiana, and Tennessee, with approximately 3,500 workers. The sale is…