Общий каталог Yamawa 2021 - страница 131

• Copertina
• Capitoli web
• Parte finale web

Spiral Fluted Taps Intro PMSP MS Material Specific Series SP Spiral Fluted Taps for Hard Materials (<45HRC) DIN FEATURES Material specific for blind hole application. 2.5P SL HSS-P OX Specific design and high class HSSP for stable and long THCHT life on alloy steel and tool steel (30 ÷ 45HRC) application. Reliable and high performance tapping for the mould&die industry. Recommended Tapping Speeds Depending On Materials PO ISO Vc (m/min) P3 ≤5 I P4 ≤5 H P5 ≤5 H ST P6 ≤5 H H 1st choice I suitable ROLL DIN-PMSP Product Features CARBIDE ISO Materials Hardness Recommended tapping speed (Vc <5m/min) 5m/min High tensile LONG P6 strength steel 40÷45 HRC Tool steel HAND P5 (100MnCrW4-1.2510 30÷40 HRC PM (HSS-P) TAPS 40CrMnMo7-1.2311) High alloy P4 steel 25÷30 HRC (CrMo, NiCrMo) EG (STI) Most Suitable Suitable SPECIAL THREADS, Bored Hole Ø (mm) A - B GAUGES When Threads have When Threads do not have non-Full Threads the non-Full Threads THREAD Basic Diameter Position MILLS A B DIES CENTER DRILLS Technical info 132