Page 46 - Carmex - Metric Catalog 2021

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Thread Turning Inserts

Threading Tools for the Oil & Gas Industries

API Round

EXTERNAL INTERNAL
Pitch L I.C. Taper Ordering Code Ordering Code X Y
TPI in IPF Right Hand Right Hand
10 16 3/8 0.75 16 ER 10 API RD 16 IR 10 API RD 1.5 1.4
8 16 3/8 0.75 16 ER 8 API RD 16 IR 8 API RD 1.3 1.6
Order example: 16 ER 10 API RD BMA

Multitooth

Pitch L I.C. Number EXTERNAL Anvil INTERNAL Anvil X Y
TPI in of Teeth Ordering Code Ordering Code
10 22 1/2 2 22 ER 10API RD 2M AE22M 22 IR 10API RD 2M AI22M 2.4 3.7
10 27 5/8 3 27 ER 10API RD 3M AE27M 27 IR 10API RD 3M AI27M 3.8 6.2
8 27 5/8 2 27 ER 8API RD 2M AE27M 27 IR 8API RD 2M AI27M 3.0 4.5
Order example: 27 IR 10 API RD 3M MXC
For recommended number of passes see page A04-4

For carbide grade and cutting speed see page A04-2 and 3
A01-32