Machine tap with right-hand spiral flutes 35°



Thread G
Whitworth pipe straight thread

Profile sketch
55°

Thread standard
DIN ISO 228

Type N
Tap for steels up to 800 N/mm2

Tap material
Super high speed steel

Tap standard
DIN 5156

Chamfer C
Length 2-3 pitch

Spiral flute angle
35°

Hole type
Blind hole (thread length < 2 d1)
Catalogue number: 4052
Machine tap with spiral flutes, british standard pipe thread, DIN 5156 suitable for structural steels, cast steels, free cutting steels, spheroidal and malleable cast iron, aluminium alloys Si<10 % and long chipping copper alloys.
Download product data sheetSelect product model
Use
Machined material | Hole type | Cutting speed | Lubrication | Use |
---|---|---|---|---|
Aluminium alloys si content < 10% | blind hole (thread length L < 1,5xd1) | 14-20 |
E
Lubrication
Emulsion
|
![]() Use
Recommended use
|
Aluminium alloys si content < 10% | blind hole (thread length L < 2xd1) | 14-20 |
E
Lubrication
Emulsion
|
![]() Use
Recommended use
|
Aluminium alloys si content < 10% | blind hole (thread length < 1,5 d1, pilot drilling depth ≥ L+d1) | 14-20 |
E
Lubrication
Emulsion
|
![]() Use
Recommended use
|
Copper alloys (long chipping) | blind hole (thread length L < 2xd1) | 6-10 |
O
Lubrication
Cutting Oil
|
![]() Use
Possible use
|
Copper alloys (long chipping) | blind hole (thread length < 1,5 d1, pilot drilling depth ≥ L+d1) | 6-10 |
O
Lubrication
Cutting Oil
|
![]() Use
Possible use
|
Copper alloys (long chipping) | blind hole (thread length L < 1,5xd1) | 6-10 |
O
Lubrication
Cutting Oil
|
![]() Use
Possible use
|
Plain cast steels up to 800 N/mm2 | blind hole (thread length L < 2xd1) | 10-14 |
O/E
Lubrication
Cutting Oil/Emulsion
|
![]() Use
Recommended use
|
Plain cast steels up to 800 N/mm2 | blind hole (thread length < 1,5 d1, pilot drilling depth ≥ L+d1) | 10-14 |
O/E
Lubrication
Cutting Oil/Emulsion
|
![]() Use
Recommended use
|
Plain cast steels up to 800 N/mm2 | blind hole (thread length L < 1,5xd1) | 10-14 |
O/E
Lubrication
Cutting Oil/Emulsion
|
![]() Use
Recommended use
|
Spheroidal graphite cast iron and malleable cast iron | blind hole (thread length L < 1,5xd1) | 4-7 |
E
Lubrication
Emulsion
|
![]() Use
Possible use
|
Spheroidal graphite cast iron and malleable cast iron | blind hole (thread length L < 2xd1) | 4-7 |
E
Lubrication
Emulsion
|
![]() Use
Possible use
|
Spheroidal graphite cast iron and malleable cast iron | blind hole (thread length < 1,5 d1, pilot drilling depth ≥ L+d1) | 4-7 |
E
Lubrication
Emulsion
|
![]() Use
Possible use
|
Spheroidal graphite cast iron and malleable cast iron | blind hole (thread length L < 2,5xd1) | 4-7 |
E
Lubrication
Emulsion
|
![]() Use
Possible use
|
Structural steels and heat-treated steels up to 800 N/mm2 | blind hole (thread length L < 2xd1) | 10-14 |
O/E
Lubrication
Cutting Oil/Emulsion
|
![]() Use
Recommended use
|
Structural steels and heat-treated steels up to 800 N/mm2 | blind hole (thread length < 1,5 d1, pilot drilling depth ≥ L+d1) | 10-14 |
O/E
Lubrication
Cutting Oil/Emulsion
|
![]() Use
Recommended use
|
Structural steels and heat-treated steels up to 800 N/mm2 | blind hole (thread length L < 1,5xd1) | 10-14 |
O/E
Lubrication
Cutting Oil/Emulsion
|
![]() Use
Recommended use
|