HP-RZ H7 7/16-20UNF 2P | YAMAWA MFG. Co., Ltd.

【英】タップ詳細

ANSIHigh Performance Thread Forming Taps, Coated

Design for Taps

Product code：386853M

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)	3.937 inch
Thread length(ℓ)	0.906 inch
Shank length(ℓs)	2.008 inch
Shank dia.(Ds)	0.323 inch
Length of square(ℓk)	0.406 inch
Size of square(K)	0.242 inch

Surface Treatment	Coating
Flute type	ROLL(Forming Taps)
Materials	HSS-P
Chamfer length	2P
Number of flutes	4
Bored hole size	0.4157 inch
Engagement ratio	72 %
(D1)Max.	0.395 inch
(D1)Min.	0.383 inch

Table of tapping speed recommended for each work material

Low carbon steels	15～30 m/min
Medium carbon steels	15～30 m/min
High carbon steels	15～25 m/min
Alloy steels	15～25 m/min
Heat treated steel (25〜35HRC)	15～25 m/min
Heat treated steel (35〜45HRC)
Heat treated steel (45〜55HRC)
Heat treated steel (55〜63HRC)
Stainless steels (SUS)	10～25 m/min
Tool steels
Cast steels
Cast irons
Ductile cast irons

Copper
Brass
Brass castings
Bronze
Wrought aluminum
Aluminum alloy castings	15～30 m/min
Magnesium alloy die castings
Zinc alloy die castings
Titanium alloys
Nickel base alloys
Thermosetting plastic
Thermoplastic resin