Advanced Heat Treat Corp. (AHT) has been awarded Nadcap Merit status for Heat Treating (ion nitriding) at its MidPort location in Waterloo, Iowa. AHT has held Nadcap accreditation since 2013. Having demonstrated its ongoing commitment to quality by satisfying customer requirements and industry specifications, the Nadcap Task Group has determined that AHT has earned special recognition. This means that, instead of having its next Nadcap audit in 12 months, AHT has been granted an accreditation that lasts 18 months.