Skip to content
BreakingChips

Stainless · ISO M

2205 Duplex speeds and feeds

Also: 1.4462, S32205, S31803

Starting points from the same engines as the calculators, with no tool or setup picked. The first number is where to start; the range is what the manufacturer charts allow. Open a calculator for your tool, machine and cut.

Draft data: researched from manufacturer charts, not yet reviewed by a machinist.

Machining notes

Solution annealed260 HB

Turning

CutSFMFeed, IPRDepth, in
Finishing469351–703143 m/min0.0060.004–0.0090.16 mm/rev0.0220.004–0.0400.6 mm
Medium394295–591120 m/min0.0120.006–0.0180.31 mm/rev0.0850.012–0.1582.2 mm
Roughing370278–555113 m/min0.0150.009–0.0220.39 mm/rev0.1490.060–0.2373.8 mm

For a CVD carbide insert, general stability, 15 min tool life.

Milling, solid carbide end mill

No sourced milling data for duplex stainless yet.

Drilling, Ø1/2" at 3×D

No sourced drilling data for duplex stainless yet.

Tapping

Cut tap
42 (20–80) SFM
Form tap
28 (12–50) SFM

Sources