ISP 1/4-20UNC BP | YAMAWA MFG. Co., Ltd.

【英】タップ詳細

ANSISpiral Fluted Taps for General Purpose

Design for Taps

Product code：UAU04NXHEXR

Manufacturer's Suggested Retail Price (MSRP*)：JPY-

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)	2.5 inch
Thread length(ℓ)	0.591 inch
Thread+Neck length(ℓn)	1.024 inch
Shank length(ℓs)	1.22 inch
Shank dia.(Ds)	0.255 inch
Length of square(ℓk)	0.312 inch
Size of square(K)	0.191 inch

Surface Treatment	OX
Flute type	SP(Spiral Fluted Taps for blind hole)
Materials	HSS
Chamfer length	2.5P
Number of flutes	3
Bored hole size	0.204 inch
Engagement ratio	71 %
(D1)Max.	0.207 inch
(D1)Min.	0.196 inch

Table of tapping speed recommended for each work material

Low carbon steels	～5 m/min
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
Aluminum alloy castings
Magnesium alloy die castings
Zinc alloy die castings
Titanium alloys
Nickel base alloys
Thermosetting plastic
Thermoplastic resin