Inquiry (采购产品): Ni-Resist Do you mfg to ASTM-A-436 ty 3 Active Graphitic Ni-Resist sand casting. Requirement is for a ring 13-1/2" OD X 8" ID X 5" L **** Hidden Message ***** Edward Menghi 11749 Company: Sterling Aircraft Materials Ltd E-mail: ed.menghi@verizon.net **** Hidden Message ***** ed.menghi@verizon.net