Обший каталог Yamawa 2016 - 2017 - страница 526

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Roll Tap Series Overall Thread Thread+Neck Shank Shank Size of Length of length length length length dia. square square L ℓ ℓn ℓs Ds K ℓk Spiral Fluted Taps (for blind hole) MHRZ Roll Taps for Carbon Steels of Middle Hardness Spiral Fluted Taps (for through hole) Specification ■Stable tapping in thermal refined steels ( ～ 35HRC). Coating 2D Spiral Pointed Taps (for through hole) Recommended Tapping Speed depending on Materials High carbon steels Alloy steels Thermal re ned steels 10〜30 10〜30 10〜20 ～35HRC Hand Taps For icon explanation, refer to P.50 TYPE：1 TYPE：2 Cemented Carbide Taps Segment：1J Roll Taps Size Class Code Chamfer L ℓ ℓn ℓs Ds K ℓk Lobe Type Stock (mm) (mm) (mm) (mm) (mm) (mm) (mm) RY6.0M8OCTP 4P M6 × 1 G8 62 11 26 33 6 4.5 7 5 1 ◎ Special Thread Taps Simple Inspection Tools RY6.0M8OCTB 2P RY8.0N8OCTP 4P M8 × 1.25 G8 70 12 - 36 6.2 5 8 6 2 ◎ RY8.0N8OCTB 2P RY010O8OCTP 4P M10 × 1.5 G8 75 13 - 38 7 5.5 8 8 2 ◎ RY010O8OCTB 2P Pipe Taps RY010N8OCTP 4P M10 × 1.25 G8 75 13 - 38 7 5.5 8 8 2 ◎ RY010N8OCTB 2P RY012O8OCTP 4P M12 × 1.5 G8 82 15 - 42 8.5 6.5 9 8 2 ◎ RY012O8OCTB 2P Thread Mills RY012N8OCTP 4P M12 × 1.25 G8 82 15 - 42 8.5 6.5 9 8 2 ◎ RY012N8OCTB 2P RY014O9OCTP 4P M14 × 1.5 G9 88 18 - 45 10.5 8 11 8 2 ◎ RY014O9OCTB 2P Dies Number of oil grooves : M6=5, M8=6, M10 and larger=8 For M6 and smaller, external centers of 2 thread chamfer taps are removed. Center Drills Centering Tools JIS RO-27 ◎=Standard ○=Semi standard △=Made to order 522 For improvement, spec may change without advance notice.