CONSULTATION GUIDE Tap application table
See pages 14 ÷ 32 >
TAP APPLICATION TABLE
ARTICLE LEGEND
A … P … S … H … B …
Taps for Generic Applications High Performance Taps
A
A
A
A
A
A
SERIES
Synchronous Taps Solid Carbide Taps
3
13
Taps with internal coolant supply
MATERIAL
… FC … FP
Taps for blind holes Taps for through holes
CHAMFER FORM
… S … L … N … R
Taps with increased relief Taps with long shank Forming taps with oil grooves Taps with short chamfer (Form E) Taps for wire thread inserts Taps with left hand thread Taps with interrupted thread
13 4
TYPE OF HOLE
Forming taps with internal coolant supply and radial outlet
7
13
TiX
COATING
… E … EG … LH … AZ
LUBRICATION
TAP MATERIAL
HSS Conventional high speed steel HSSE Conventional high speed steel HSSK Powder metallurgy high speed steel HSSZ Powder metallurgy high speed steel HSSP Powder metallurgy high speed steel HM Solid Carbide
A15 S A15 S A15 S A15 S
A15 S A15 S A15 S A15 S
4H 6H/6HX 6G/6GX 7G/7GX 6H +0,1 6H MOD 6H/6HX 6G/6GX 2B/2BX 3B 2B/2BX 3B
M 4H 6H/6HX 6G/6GX 7G/7GX 6H +0,1 EG-M 6H MOD EG-M M
47 45 48 49
47 45 48 49
A15 S
A15 S
45
6
13
LUBRICATION
A17 S A17 S A19 S A19 S A20 S A20 S
A17 S
A17 S A17 S A19 S
A17 S
86 90
86
86 90
MF 6H/6HX 6G/6GX 2B/2BX 3B UNC UNF 2B/2BX 3B
E Emulsion O Oil MQL Minimum quantity lubrication
MF
13 8
A27 FP
A27 FP
A19 S
102
102
104 104 112 112 117 122
104
1
UNC
TAP APPLICATION TABLE LEGEND
A28 FP
A28 FP
A20 S
A20 S
110
110
112
UNF
34 Product code / page
A1
A119
A119
8-UN 2B G ISO 5969/X G
2B
117
8-UN
ISO 5969/X A26 FP
A18 S
A18 S
A18 S
120
122
1
Ideal tap / cutting speed m/min Suitable tap / cutting speed m/min
20-25
l
5
13
Rp (BSPP) Rc (BSPT) --
-- --
Rp (BSPP) Rc (BSPT)
15-20
m
BSW NPT -- BSW mc NPT -- NPTF -- NPTF
mc A24 FP
130
-- --
ISO 513
Material
Group
Application
R. N/mm 2
Lubrication
ISO 513
Group
P.1
P.1 P.2 P.3 P.4 P.5 P.6 P.7 M.1 M.2 K.1 K.2 K.3
20-25 15-20 12-15
200 - 400 E, O, MQL 350 - 700 E, O, MQL 350 - 850 E, O, MQL 500 - 850 E, O, MQL 850 - 1200 E, O, MQL m 12-15 10-12 l l 8-10
18-20 20-25 15-20 12-15
18-20 20-25 15-20 12-15
30-35 30-35 25-30 20-25 10-15
30-35 30-35 25-30 20-25 10-15
Mild / magnetic steel
l l l
m
m
m
m
P.2 P.3 P.4 P.5 P.6
Construction steel, case hardening steel
l l l
l l l
l l l l
l l l l
Carbon steel
1
13
P
P
Steel
Alloyed steel / tempered steel Alloyed steel / tempered steel Alloyed steel / high strength steel
3-5
3-5
m
m
1200 - 1600
O
P.7 Ferritic stainless steel, martensitic stainless steel, precipitation hardening
10-15 10-15
10-15 10-15
< 1000 E, O, MQL < 850 E, O, MQL
5-7 5-7 2-3
5-7 5-7 2-3
m m m
m m m
l l
l l
M.1 M.2 K.1 K.2 K.3 N.1 N.2 N.3 N.4 N.5 N.6 N.7 N.8 N.9
Austenitic stainless steel Ferritic+austenitic (Duplex)
M
M
Stainless steel
< 1000
O, MQL
6-8
6-8
m
m
Grey cast iron
< 1000 E, O, MQL < 1000 E, O, MQL l 8-10
K
K
12-15
15-20
15-20
25-30
25-30
Cast iron
Nodular cast iron, malleable cast iron, tempered cast iron
l
l
l
l
l
Austempered ductile iron (ADI)
< 1400
O, MQL
N.1 N.2 N.3 N.4 N.5 N.6 N.7 N.8 N.9 N.10
20-25 15-20 15-20
< 300 E, O, MQL < 500 E, O, MQL < 500 E, O, MQL < 600 E, O, MQL 250 - 350 E, O, MQL < 700 E, O, MQL < 700 E, O, MQL m m m 12-15 10-12 10-12 m m 10-12 8-10
Pure aluminium
18-20 20-25 20-25
18-20 20-25 20-25
30-35 30-35 30-35
30-35 30-35 30-35
l
m
m
m
m
2
13
Aluminium Aluminium alloys
Aluminium wrought and die cast alloys with Si < 0,5% (long chipping) Aluminium wrought and die cast alloys with Si < 10% (medium chipping)
m m
l l
l l
l l
l l
Aluminium die cast alloys with Si > 10% (short chipping)
15-20 12-15
Pure copper
15-18 15-18
15-18 15-18
25-30 25-30
25-30 25-30
l
m
m
m
m
13 9
Copper Copper alloys Brass Bronze Magnesium Magnesium alloys Titanium Titanium alloys
N
N
Copper alloys (long chipping), soft brass Copper alloys (short chipping), hard brass
m
l
l
l
l
High strength bronze
700 - 1500
O
Pure magnesium, magnesium alloys
120 - 300 E, O, MQL 240 - 400 E, O, MQL 400 - 600 E, O, MQL 600 - 1000 O, MQL 400 - 600 E, O, MQL 600 - 1000 O, MQL
N.10 High strength magnesium alloys
S.1 S.2 S.3 S.4 H.1 H.2
S.1 S.2 S.3 S.4 H.1 H.2
Pure titanium Titanium alloys
8-10
8-10
m
m
S
S
Pure nickel Nickel alloys
8-10
8-10
12-15
12-15
m
m
m
m
Nickel Nickel alloys
Alloyed steel, hardness HRC 44-55 Alloyed steel, hardness HRC 56-63
- -
O O
Hardened materials
H
H
16 | vergnano
*For specific material examples see “Technical Information” section on page246
In order to select the correct tap, follow steps 1 to 9.
1
Material
6 7 8 9
Tolerance Coating
2 3 4 5
Material subgroup
Hole type
Tool code (page) Cutting parameters
Thread depth Thread type
10 | vergnano
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