Material: DIN X1NiCrMoCu25-20-5 Description: Standard Specification for Seemless Steel Tubes for Pressure Purposes Group Name: Ferrous Stainless Steel Alloys Sub Group: DIN X1NiCrMoCu25-20-5 Seemless Steel Tubes for Pressure Purposes Application: Intended for Valve, Pump, General Engineering, Automotive and Other Industries Standard: DIN-GERMANY