SP D7 M28X2 | YAMAWA MFG. Co., Ltd.

【英】タップ詳細

ANSISpiral Fluted Taps

Design for Taps

Product code：SS028Q7NEB

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)	7.087 inch
Thread length(ℓ)	1.063 inch
Shank length(ℓs)	3.622 inch
Shank dia.(Ds)	0.896 inch
Length of square(ℓk)	0.875 inch
Size of square(K)	0.672 inch

Flute type	SP(Spiral Fluted Taps for blind hole)
Materials	HSS
Chamfer length	2.5P
Number of flutes	4
Gross Weight	506 g
Bored hole size	1.0282 inch
Engagement ratio	73 %
(D1)Max.	1.03189 inch
(D1)Min.	1.01713 inch

Table of tapping speed recommended for each work material

Low carbon steels
Medium carbon steels	5～10 m/min
High carbon steels	5～10 m/min
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