AL-HT STI Ib 8-32UNC 1.5P | YAMAWA MFG. Co., Ltd.

【英】タップ詳細

JISHand Taps for Helical Coil Wire Screw Thread Inserts

Design for Taps

Product code：TWUN8J1LEBA

Manufacturer's Suggested Retail Price (MSRP*)：JPY2,190

Stock	Limited distribution's stock
PDF Catalog	PDF
2D CAD	2Ｄ：DXF｜2Ｄ：PDF
3D CAD	3D：STEP｜3D：PDF

※MSRP is for reference purposes only. Please consult your local distributor for pricing.
Pricing outside Japan may vary due to each country's tax schedule,
tariffs, import/shipping charges, and duties imposed by customs.

Spec

Overall length(L)	62 mm
Thread length(ℓ)	15 mm
Thread+Neck length(ℓn)	26 mm
Shank length(ℓs)	33 mm
Shank dia.(Ds)	6 mm
Length of square(ℓk)	7 mm
Size of square(K)	4.5 mm
Basic major dia.	5.197 mm

Flute type	HT(Hand Taps)
Materials	HSS
Chamfer length	1.5P
Number of flutes	4
Gross Weight	11 g
Bored hole size	4.48 mm
Engagement ratio	83 %
(D1)Max.	4.523 mm
(D1)Min.	4.339 mm

Table of tapping speed recommended for each work material

Low carbon steels
Medium carbon steels
High carbon steels
Alloy steels
Heat treated steel (25〜35HRC)
Heat treated steel (35〜45HRC)
Heat treated steel (45〜55HRC)
Heat treated steel (55〜63HRC)
Stainless steels (SUS)
Tool steels
Cast steels
Cast irons
Ductile cast irons

Copper
Brass
Brass castings
Bronze
Wrought aluminum	4.5～13 m/min
Aluminum alloy castings	4.5～13 m/min
Magnesium alloy die castings
Zinc alloy die castings	4.5～13 m/min
Titanium alloys
Nickel base alloys
Thermosetting plastic
Thermoplastic resin