HT CTG

Hand Taps for Thick Steel Conduit Threads

Specification

■ Tap for thick steel conduit threads. Thread angle is 55 degree and the thread symbol is CTG.

Recommended Tapping Speeds depending on Materials

Low carbon steels Medium carbon steels High carbon steels

低炭素鋼10中炭素鋼10高炭素鋼10
(m/min)(m/min)( m/ min)

TYPE:1

Segment:1A

SizeCodeChamferBasic major dia (mm)L (mm)ℓ (mm)ℓn (mm)ℓs (mm)Ds (mm)K (mm)ℓk (mm)No. of flutesTYPEMSRP
For Thick Steel Conduit Threads
CTG16-14TYCG160HEB55P20.95511525-5517131641¥ 20,600 □
CTG22-14TYCG220HEB55P26.44113026-6020151841¥ 29,100 □
CTG28-11TYCG280HEB55P33.24915531-7128212441¥ 48,800 □
CTG36-11TYCG360HEB55P41.91018033-8335263041¥ 78,600 □
CTG42-11TYCG420HEB55P47.80318534-8538293241¥ 87,400 □

■ For Thick Steel Conduit Threads ■ Bored hole size

unit: mm unit: mm

SizeMinor Diameter of In Max.ternal Thread (D1) Min.Bored Hole Size (Reference)
CTG16 -1419.52219.02219.4
CTG22 -1425.00824.50824.9
CTG28 -1131.36130.76131.2
CTG36 -1140.02239.42239.9
CTG42 -1145.91545.31545.8
SizePitch Diameter Basic SizeMinor Diameter Basic Size
CTG16 - 1419.79318.922
CTG22 - 1425.27924.408
CTG28 - 1131.77030.661
CTG36 - 1140.43139.322
CTG42 - 1146.32445.215