ISO 513 System Chart - ISO P Intro CUTTING TAPS SP MS Material specific HS High speed SL 3 4 5 10 15 20 15 20 30 50 Vc (m/min) PH stainless steel ZET-P 1.4548 - X 5 CrNiCuNb 17 4AISI 630P8 PO (p. 204) 17-4-PH SL+VA(p. 203) ZEN-PPO-VA(p. 236) F-SL HDISL(p. 206)(p. 207) STFerritic - Martensiticstainless steel1.4021 - X 20 Cr 13P7 (p. 228) AISI 420 ROLL ZET-P High tensilestrength steel EH-HT (p. 280) (p. 204)EH-PO (p. 230)(35) 40÷45 HRC 1.6546 - 40 NiCrMo 2 2HARDOX 400®® TOOLOX 44P6CARBIDE Tool steel LONG 1.2344 - X 40 CrMoV 5 1 ORVAR - W302 P5 1.2379 - X 155 CrVMo 12 1 K110 PM-PO (p. 228) HAND (20) 30÷40 (45) HRC TAPS High alloy steel 1.1545 - C 105 W1 P4 1.3505 - 100 Cr 6 EG (STI) ZEN-P(p. 236) SPECIALMedium alloy steel1.2330 - 35 CrMo 41.7225 - 42 CrMo 4P3THREADS,GAUGES THREAD F-SL (p. 206) HDISL MILLS(p. 205)Carbon steeland low alloy steel1.0503 - C 45P2 PO-VA 1.7147 - 20 MnCr 5 (p. 228) DIES SL+VA(p. 203) Free cutting steeland structural steel1.0116 - St 37-3P1CENTER 1.0715 - 9 SMn 28 DRILLS AVP 3 4 5 10 15 20 15 20 30 50 Vc (m/min) Technical Most suitable info Suitable 29