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Quick Details

Number of Pieces: 200
Type: Tap
Brand Name: Wanda
Certificate: ISO9001
Production: 10000pcs per week
Model Number: any size and standard
Place of Origin: China (Mainland)
Material: HSS,HSS CO
coating: TIN,V
Hardness: HRC 68
size: M2-M64

Specifications

(1) Product introduction


1.Feature

(1)HS - SNT is with round short shank, which are widely used in fasteners processing industries.
(2)Chamfer length is 75% of thread length.

2.Application

(1)We have standard sizes in Metric, U series, and W series, with different tolerance classes in stock.
(2)We also produce nut taps with special tolerances or requests by customers.

3.Production range

Metric M2 ~ M64
U series No.2~2-1/2"
W series 1/8~2-1/2"
Total length within 280mm, thread length within 230mm, and pitch under 6mm.

4.Dimensions

Round shank
Standard thread length: 25T 30T

5.Thread limit

GH/A class, any accuracy as your request

6.Material

HSS-Co

7.Certification

ISO 9001 (Certified in Y1997)

8.Surface treatment

TiN & V coating

9.Lubrication

Water-soluble, non-water soluble, and vegetable oil.

10.Machine

Pneumatic tapping machine(axis/biaxial), automatic tapping machine.

11.Applicable industries

Automotive fasteners,
Wind industry,
Fasteners,
Nuts processing
and so on.


(2) Cutting speed and lubrication selection


Nut Tap Series

Cutting speed
(m/min)

Lubrication

Low carbon steel nut
C0.25%(soft material)

Cold forming

25~35

Non-water soluble (Water-soluble)

Hot forming

15~30

Non-water soluble (Water-soluble)

Hardend steel nut

25~30HRC

20~30

Non-water soluble

30~36HRC

10~20

Non-water soluble


(3)Work material

V-Excellent O Good

Low carbon steels

C~0.25%

v

Copper

Cu

v

Medium carbon steels

C0.25%~0.45%

v

Brass

Bs

v

High carbon steels

C0.45%~

O

Brass casting

BsC

v

Alloy steels

SCM

O

Bronze

PB

v

Hardened steels

25~45HRC

O

Aluminum

AL

O

45~55HRC

Aluminum alloy casting

AC,ADC

50~60HRC

Magnesium alloy casing

MC

Stainless steels

SUS

Zinc alloy casing

ZDC

O

Tool steels

SKD

Titanium Alloys

Ti

Cast steels

SC

Nickel alloys

Cast iron

FC

Thermosetting plastic

Ductile cast iron

FCD

Thermoplastic

4.Wanda Nut Tap Compare with Other Brand
(1).Comparison of shape: Wanda nut tap has a high degree of aliquot groove.Other brand made nut tap groove aliquot uneven 
Automatic Tapping Round Shank JIS Nut Taps
(2).from the wear intensity after being processedThe surface finish of Wanda nut taps is as high as mOhter company made the nut taps on the surface of a significant grinding shocks
Automatic Tapping Round Shank JIS Nut Taps

Cutting test-1

Brand

Size

Tapping Nuts Number

Taps operating status

Wanda

M8

up to 50000 threads

as Shown in photo-Normal wear and tear

Other brand

M8

up to 30000 threads

as Shown in photo-Unusual wear and tear

Cutting Test-2

Brand

Size

Tapping Nuts Number

Taps operating status

Wanda

M8

up to 100000 threads

after normal wer and tear continue to work after grinding

Other brand

M8

up to 50000 threads

Taps broken


Conclusion: Wanda nuts tap the cutting work life time more than other companies 2-3 times, has reached the international advanced level.