JIS SP-PT

Spiral Fluted Taps for Taper Pipe Threads, Long (ℓg) Type

Specification

■ The SP-PT is a spiral flute tapered pipe tap and is used for thread products whose main purpose is the tightness of threaded parts in connection with pipe parts etc.

Recommended Tapping Speeds depending on Materials

Low carbon steels Medium carbon steels High carbon steels

低炭素鋼5中炭素鋼5高炭素鋼5
(m/min)(m/min)( m/ min)

TYPE:1 TYPE:2

g g

Segment:1G

SizeClassCodeChamferBasic major dia (mm)L (mm)ℓ (mm)ℓg (mm)Ds (mm)K (mm)ℓk (mm)No. of flutesTYPEMSRP
For Pipe Threads
PT 1/16-28ⅡSH2T01K-82.5P7.72355191386931¥ 4,000 ※
PT 1/8-28ⅡSH2T02K2.5P9.72855191386932¥ 4,000
PT 1/4-19ⅡSH2T04-2.5P13.1576228211191232¥ 5,730
PT 3/8-19ⅡSH2T06-2.5P16.66265282114111432¥ 9,420
PT 1/2-14ⅡSH2T08Q2.5P20.95580352518141742¥ 15,500
PT 3/4-14ⅡSH2T12Q2.5P26.44185352523172042¥ 25,500
PT 1 -11ⅡSH2T16U2.5P33.24995453226212442¥ 47,100
PT 1 1/4-11ⅡSH2T20U2.5P41.910105453232263042¥ 71,200 ※
PT 1 1/2-11ⅡSH2T24U2.5P47.803110453238293242¥ 99,600 ※
PT 2 -11ⅡSH2T32U2.5P59.614120503546353842¥ 161,000 ※