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AccuThread® T3 Speeds and Feeds | Metric

Hardness (BHN) 140 - 220 220 - 310 140 - 220 220 - 310 185 - 275 275 - 350 185 - 275 275 - 350 135 - 185 185 - 275 135 - 185 185 - 275

Speed (M/min)

Material

ISO

High Temp Alloy

30 23 30 23 30 23 70 60 38 23 38 23

Hastelloy B, Inconel 600

Titanium Alloy

S

Aerospace Alloy

S82

Stainless Steel 416, 420, etc.

Stainless Steel 300 Series

M

304, 316, 17-4, etc.

Super Duplex Stainless Steel

50 | THREAD MILLING REFERENCE GUIDE