X3CrNiCuMo17-11-3-2 1.4578 X1NiCrMoCu31-27-4 1.4563 X1NiCrMoCuN25-25-5 1.4537 X1NiCrMoCuN20-18-7 1.4547 X1NiCrMoCuN25-20-7 1.4529 X1CrNiMoCuN24-22-8 1.4652 X1CrNiMoCuNW24-22-6 1.4559 X1CrNiMoN25