pureTitanium Discs and Rings Standard:ASTM/ASME/AMS/DIN/ISO/JIS ... Grade 2, Grade 3, Grade 4, Grade 5, pure Titanium Discs and RingsStandard:ASTM/ASME/AMS/DIN/ISO/JISDesignations: Grade 1 ... through discuss later fi you need.Forged disc and rings :Discs: Max dia. 1400mmMin dia. 40mmRings: Outside Dia.: 200-1400mmInside ... . 300-3000mmInside Dia.: 250-2950mmHeight : 80-1000mm pure Titanium discs and rings