Kennametal.com Planned Site Maintenance

Please be aware that on February 11th and February 12th, we will have planned maintenance activities that may result in system disruptions. We will have our systems stable before the end of business on Sunday. If you have any questions, please reach out to customer service.

Planned maintenance timings: 11-Feb between 00:30 to 5:30 ET and 12-Feb between 10:00 to 15:00 ET.

Quick Order Page
successfully added to cart
View Cart

Notifications

Mark all as read
Mobile Menu
Need Help? Contact an Expert site stretcher close

Tech Tip #35 - Tap Coatings

Below are Kennametal’s current recommendations for taps in various materials. They are listed in order of preference. Those in parentheses should be viewed as alternatives, but are not in order of preference.

Maxi #1 is Kennametal’s designation for nitride. Increase SFM by 50% for TiN and TiCN, and 100% for TiAlN. 

  • Carbon steels 1010, 1045: TiCN, TiN, (oxide, oxide over nitride)
  • Alloy steels 4140, 8620: TiCN, TiN (oxide, oxide over nitride)
  • Tool steels A2, D2, H13: TiCN, TiN (TiAlN, oxide, oxide over nitride)
  • 300 Stainless 304, 316: TiCN, TiN (oxide, oxide over nitride)
  • 400 Stainless 414, 440: TiCN, TiN (oxide, oxide over nitride)
  • PH Stainless 15-5PH, 17-4PH: TiCN, TiAlN (TiN, oxide, oxide over nitride)
  • Cast iron, ductile: TiCN, TiN (oxide, oxide over nitride, Maxi #1)
  • Cast iron, gray class 20-50: TiCN, TiN (oxide, oxide over nitride, Maxi #1)
  • Aluminum, wrought 1100, 2024: CrN, Maxi #1
  • Aluminum, silicon cast 319, 360, 380: (TiCN, Maxi #1) TiN, CrN
  • Copper, brass, bronze, zinc, magnesium: CrN, Maxi
  • Titanium, pure CP Ti: Maxi #1, CrN
  • Titanium, alloy Ti-6AL-4V: Max #1, (TiN, TiCN, TiAlN, CrN)
  • Nickel-based alloy monel, Inconel: TiCN, (TiN, TiAlN, CrN) (Maxi #1, oxide, oxide over nitride)
  • Iron-based alloy A-286, Incoloy: TiCN, (TiN, TiAlN) (Maxi #1, oxide, oxide over nitride)
  • Cobalt-based alloy haynes: TiCN, (TiN, TiAlN, CrN) (Maxi #1, oxide, oxide over nitride)
  • Plastics, soft and abrasive: TiCN, (TiN, Maxi #1) CrN
  • Graphite: TiCN, (TiN, Maxi #1) CrN
product-image
Please adjust the following properties from

ISO Catalog Number

ANSI Catalog Number

to find similar products.
You are about to create a duplicate . Do you want to proceed?
You are about to delete Do you want to proceed?
What would you like to rename your to?
Please enter a valid name
Please enter a name for the duplicate
Please enter a valid name
You are about to add to your My Solutions page. Do you want to proceed?
Please enter a valid name
Send a copy of

Please enter a valid Email
Please enter a valid name

The following CAD files are available

Please select a file to download

You should be logged to see your dashboard information
Session expired due to inactivity, please login again
The product/s () you were trying to add to the cart is/are not available, please contact customer service.
item(s) successfully added to the cart
View Cart
DOWNLOAD TYPE:



. Please enter the desired qty for the material(s) you want to include in your promotion or Proceed Without Promotion and only your base materials will be added to the cart.

Name SAP Material Number ISO Catalog Number    
Thank you for your registration, pending approval & completion of the registration, your access is currently limited. Full utilization of product search capabilities & collaboration space is available and will remain. Please allow 2 business days for registration completion.