Metals Poured Support 07/29/2020 Gray – Class 30, 35, and 40Ductile – 60, 80, and 100Ni-Resist – N1 & D2Steel – 8630 & WCBStainless Steel – CF8M, CF3M, CD3NM, CD4MCuN, CA6NM and CA15Aluminum – A356 with T6 Heat Treat and 319