History: Non-Destructive Testing is sometimes specified for Chrome Iron castings. Many of these tests (MT, PT, RT and UT below) are ineffective and inconclusive, leading to rejection of the casting in error. High Chrome Irons do not have a commercial acceptance criterion and do not lend themselves to accurate tests; therefore exception should always be taken to... Read more »The post Non-Destructive Testing and High Chrome Iron appeared first on Westcomm Pump.