Haynes Materials Company Haynes Materials Company600 Derby AveSeymour CT O6483 USAPhone: 203-598-1325Url: http://www.gohaynes.comMonday9:00 AM - 5:00 PMTuesday9:00 AM - 5:00 PMWednesday9:00 AM - 5:00 PMThursday9:00 AM - 5:00 PMFriday9:00 AM - 5:00 PMSaturdayClosedSundayClosed