Machining DataSheet for

General Information:
Material GroupM - Stainless Steel
Sub-GroupDuplex Stainless Steel
Tensile Strength640-900 [N/mm^2]
Machinability Range10% - 30%

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Equivalent International Designations for Material 329

Standard Name
sae329
wnr1.4460
dinX8CrNiMo27-5
ss2324
anforZ5CND27.05AZ
js1SUS329L

Chemical Composition for Material 329

Element Amount
Chromium (Cr)25.5%
Nickel (Ni)3.5%
Molybdenum (Mo)1.00%
Carbon (C)0.1%
Phosphorus (P)0.04%
Sulfur (S)0.03%

Cutting Speeds Recomendations for Stainless steel - Duplex

* Click on the speeds below for higher precision in specific conditions!

ApplicationVc (m/min)Vc (SFM)
Turning45-130150-430
Milling30-85100-280
Parting20-5570-180
Grooving25-8080-260
Drilling15-4050-130

Important! The speed estimation is given for an ideal situation:

  • Most suitable carbide grade
  • Stable tool clamping
  • Stable workpiece clamping
  • Good quality raw material
  • A short overhang of the cutting tool.
  • Nominal hardness of the material.
  • etc.
Click on the speeds in the above table to get better precision for specific parameters
Or use our Speed and Feed Calculator


Recommended Carbide Grades for Material 329

* If you do nott understand the below table? Read This Explanation to make the most out of it!

Grade for Turning

Grade for Parting Off

Grade for Grooving

Grade for Milling (Indexable)

Recommended Insert Cutting Edge Geometry for Material 329

Honing Size:0.03-0.05 mm / 0.001-0.002"
Rake Angle:9° -11°
Land Angle:Positive
Land Width:0.20-0.30 mm / 0.008-0.012"

Learn more about carbide inserts Cutting-Edge Geometry Parameters.

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