Machine tap with straight flutes and spiral point



Thread M
ISO Metric coarse thread

Profile sketch
60°

Thread standard
DIN13

Type N
Tap for steels up to 800 N/mm2

Tap material
Super high speed steel

Coating
Oxidation

Tap standard
DIN 371

Thread tolerance
ISO 2 - 6H

Chamfer B
Length 3,5-6 pitch

Hole type
Through hole (thread length L > 1,5xd1)
Catalogue number: 1540
Machine taps with straight flutes and spiral point, metric, DIN 371, steam oxided, suitable for structural steels, plain cast steels, free cutting steels, zinc alloys, aluminium alloys Si<10%, possible use in aluminium alloys Si>10%.
Download product data sheetSelect product model
Use
Machined material | Hole type | Cutting speed | Lubrication | Use |
---|---|---|---|---|
Aluminium alloys si content < 10% | through hole (thread length L < 1,5xd1) | 14-20 |
E
Lubrication
Emulsion
|
![]() Use
Recommended use
|
Aluminium alloys si content < 10% | through hole (thread length L > 1,5xd1) | 14-20 |
E
Lubrication
Emulsion
|
![]() Use
Recommended use
|
Aluminium alloys si content > 10% | through hole (thread length L > 1,5xd1) | 12-15 |
E
Lubrication
Emulsion
|
![]() Use
Possible use
|
Aluminium alloys si content > 10% | through hole (thread length L < 1,5xd1) | 12-15 |
E
Lubrication
Emulsion
|
![]() Use
Possible use
|
Plain cast steels up to 500 N/mm2 | through hole (thread length L > 1,5xd1) | 6-10 |
O/E
Lubrication
Cutting Oil/Emulsion
|
![]() Use
Recommended use
|
Plain cast steels up to 500 N/mm2 | through hole (thread length L < 1,5xd1) | 6-10 |
O/E
Lubrication
Cutting Oil/Emulsion
|
![]() Use
Recommended use
|
Plain cast steels up to 800 N/mm2 | through hole (thread length L > 1,5xd1) | 12-15 |
O/E
Lubrication
Cutting Oil/Emulsion
|
![]() Use
Possible use
|
Plain cast steels up to 800 N/mm2 | through hole (thread length L < 1,5xd1) | 12-15 |
O/E
Lubrication
Cutting Oil/Emulsion
|
![]() Use
Possible use
|
Structural steels and heat-treated steels up to 800 N/mm2 | through hole (thread length L < 1,5xd1) | 10-12 |
O/E
Lubrication
Cutting Oil/Emulsion
|
![]() Use
Recommended use
|
Structural steels and heat-treated steels up to 800 N/mm2 | through hole (thread length L > 1,5xd1) | 10-12 |
O/E
Lubrication
Cutting Oil/Emulsion
|
![]() Use
Recommended use
|
Zinc and zinc alloys | through hole (thread length L > 1,5xd1) | 10-12 |
E
Lubrication
Emulsion
|
![]() Use
Recommended use
|
Zinc and zinc alloys | through hole (thread length L < 1,5xd1) | 10-12 |
E
Lubrication
Emulsion
|
![]() Use
Recommended use
|