ZEN-P 371 ISO2X M8X1.25 | YAMAWA MFG. Co., Ltd.

【英】タップ詳細

DINSpiral Pointed Taps for Nickel Base Alloys

Design for Taps

Product code：PD8.0NBJPW

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)	90 mm
Thread length(ℓ)	19 mm
Thread+Neck length(ℓn)	35 mm
Shank length(ℓs)	47 mm
Shank dia.(Ds)	8 mm
Length of square(ℓk)	9 mm
Size of square(K)	6.2 mm

Feed system	For synchronous feeding
Surface Treatment	NX
Flute type	PO(Spiral Pointed Taps for through hole)
Materials	HSS-P
Chamfer length	4.5P
Number of flutes	3
Gross Weight	32 g
Bored hole size	6.85 mm
Engagement ratio	85 %
(D1)Max.	6.912 mm
(D1)Min.	6.647 mm

Table of tapping speed recommended for each work material

Low carbon steels	5～10 m/min
Medium carbon steels	5～10 m/min
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)	5～10 m/min
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	5～10 m/min
Thermosetting plastic
Thermoplastic resin