JIS LS-PT

Long Shank Hand Taps for Taper Pipe Threads Long (ℓg) Type

Specification

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

Recommended Tapping Speeds depending on Materials

Medium carbon steels High carbon steels Alloy steels

中炭素鋼5高炭素鋼5合金鋼5
(m/min)(m/min)( m/ min)

TYPE:1 TYPE:2

g g

Segment:1G

SizeClassCodeChamferBasic major diaL (mm)ℓ (mm)ℓg (mm)Ds (mm)K (mm)ℓk (mm)No. of flutesTYPEMSRP
(mm)l
For Pipe Threads
PT 1/16-28L10T01K-82.5P7.723100191386941¥ 6,670 ※
PT 1/8-28L10T02K2.5P9.728100191386942¥ 6,670
PT 1/8-28L15T02K2.5P9.728150191386942¥ 10,600
PT 1/8-28L20T02K2.5P9.728200191386942¥ 15,100 ※
PT 1/4-19L10T04-2.5P13.15710028211191242¥ 7,200
PT 1/4-19L15T04-2.5P13.15715028211191242¥ 10,800
PT 1/4-19L20T04-2.5P13.15720028211191242¥ 15,300 ※
PT 3/8-19L10T06-2.5P16.662100282114111442¥ 12,100
PT 3/8-19L12T06-2.5P16.662120282114111442¥ 12,400 ※
PT 3/8-19L15T06-2.5P16.662150282114111442¥ 17,800
PT 3/8-19L20T06-2.5P16.662200282114111442¥ 25,100 ※
PT 1/2-14L15T08Q2.5P20.955150352518141742¥ 21,400
PT 1/2-14L20T08Q2.5P20.955200352518141742¥ 30,500 ※
PT 3/4-14L15T12Q2.5P26.441150352523172042¥ 33,400
PT 3/4-14L20T12Q2.5P26.441200352523172042¥ 40,500 ※
PT 1 -11L15T16U2.5P33.249150453226212452¥ 47,100
PT 1 -11L20T16U2.5P33.249200453226212452¥ 57,500 ※
PT 1 1/4-11L20T20U2.5P41.910200453232263052¥ 85,500 ※
PT 1 1/2-11L20T24U2.5P47.803200453238293262¥ 109,000 ※
PT 2 -11L20T32U2.5P59.614200503546353862¥ 154,000 ※