Description
High-performance blind-hole tap for high-strength steels.
Application
For Whitworth parallel pipe threads DIN ISO 228/1.
Features
HSS-E-PM.
TiAlN coating.
Strong guide thread.
Advantages
Maximum wear protection.
Product Data
Product type: Master Tap Steel HT Blind-Hole Machine Tap G Thread
Article family: 137425
Thread size: G3/8
Threads per inch: 19
Thread diameter: 16.66 mm
Thread form: Form C
Tolerance: ISO 2X 6HX
Tool material: HSS-E-PM
Coating / surface: TiAlN
Dimensions
Overall length L: 100 mm
Shank diameter Ds: 12 mm
Square: 9 mm
Recommended tapping-hole diameter: 15.25 mm
Cutting Data
Steel <500 N/mm²: 30 m/min
Steel <750 N/mm²: 20 m/min
Steel <900 N/mm²: 15 m/min
Steel <1100 N/mm²: 12 m/min
TOOLOX 33 HRC: 15 m/min
Titanium >850 N/mm²: 5 m/min
ISO Code
Aluminium and plastics: N
Aluminium: N
Aluminium cast >10% Si: N
Steel <500 N/mm²: P
Steel <750 N/mm²: P
Steel <900 N/mm²: P
Steel <1100 N/mm²: P
Steel <1400 N/mm²: P
Steel <55 HRC: H
Steel <60 HRC: H
Steel <65 HRC: H
Steel <67 HRC: H
Steel <70 HRC: H
INOX <900 N/mm²: M
INOX >900 N/mm²: M
Titanium >850 N/mm²: S
Cast iron GG/GGG: K
Copper alloys: N
Graphite / GRP / CRP: N