TAPSP 1/4-28 UNFR45VADH2184TIC

£30.60£187.21

Description

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Range
Features
Application
Specification
pitemd1tpilimitlengthl1mmlengthl2mmdiameterd2mmsqlengthl4mmz RRP
(inc GST)
Image Info
T2770635 1/4 28 2B 80 10 7 5.5 8 3 £31
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T2770794 5/16 24 2B 90 13 8 6.2 9 3 £35
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T2771905 3/4 16 2B 125 25 14 11 14 4 £103
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T2772223 7/8 14 2B 140 28 18 14.5 17 4 £121
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T2772540 1 12 2B 160 32 18 14.5 17 4 £187
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  • Use in stainless steels and high strength steels up to 1000N/mm2
  • Blind holes
  • Suitable for synchronous tapping in machine operations
  • Depths up to approx. 3 x d1
ISO VDI Description Condition Hardness Strength Optimal
P 1 Steel - Non-alloy, cast & free cutting (~ 0.15 %C) Annealed 125 440
P 2 Steel - Non-alloy, cast & free cutting (~ 0.45 %C) Annealed 190 640
P 3 Steel - Non-alloy, cast & free cutting (~ 0.45 %C) Quenched & Tempered 250 840
P 4 Steel - Non-alloy, cast & free cutting (~ 0.75 %C) Annealed 270 910
P 6 Steel - Low alloy & cast < 5% of alloying elements Annealed 180 610
P 7 Steel - Low alloy & cast < 5% of alloying elements Quenched & Tempered 275 930
P 8 Steel - Low alloy & cast < 5% of alloying elements Quenched & Tempered 300 1010
P 10 Steel - High alloy, cast & tool Annealed 200 680
P 12 Steel - Corrosion resistant & cast - Ferritic / Martensitic Annealed 200 680
M 14.1 Stainless Steel - Austenitic Age Hardened 180 610
M 14.2 Stainless Steel - Duplex 250 840
M 14.3 Stainless Steel - Precipitation Hardening 250 840
N 21 Aluminum & Magnesium, wrought alloy - Non Heat Treatable 60 210
N 22 Aluminum & Magnesium, wrought alloy - Heat Treatable Age Hardened 100 360
N 23 Aluminum & Magnesium, cast alloy ?12% Si - Non Heat Treatable 75 270
N 24 Aluminum & Magnesium, cast alloy ?12% Si - Heat Treatable Age Hardened 90 320
N 26 Copper & Copper alloys (Brass/Bronze) - Free cutting, Pb > 1% 110 390
N 28 Copper & Copper alloys (Brass/Bronze) - Bronze (CuSn) 100 360
S 31 High temperature alloys - Fe based Annealed 200 680
S 33 High temperature alloys - Ni / Co based Annealed 250 840

KEY

Optimal Effective PSteel MStainless KCast Iron NNon-Ferous Metals STitanium & Super Alloys HHard Materials
Designation
VA
Material
HSSE
Finish
TiCN
Max Cut Depth
3xD
Shank Form
A
Helix Angle
R45
Type
Spiral Flute
Standard
DIN2184-1
Thread Tolerance Class
2B
Lead
Form C