Common G-Codes

Description

Here are the common use Preparatory Codes("g-codes") for both Machining Centers (Mills) and Turning Centers (Lathes.)
Edward Guthrie
Flashcards by Edward Guthrie, updated about 2 months ago
Edward Guthrie
Created by Edward Guthrie about 2 months ago
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Resource summary

Question Answer
G00 Positioning at rapid speed
G01 Linear interpolation
G02 Circular interpolation CW
G03 Circular interpolation CCW
G04 Dwell
G09 Exact Stop
G10 Setting offsets in the program
G12 Circular Pocket Milling CW (Mill)
G13 Circular Pocket Milling CCW (Mill)
G17 X-Y plane for arc machining
G18 Z-X plane for arc machining
G19 Z-Y plane for arc machining
G20 Inch Units
G21 Metric Units
G27 Reference return check
G28 Automatic return through reference point
G29 Move to location through reference point
G31 Skip functioning
G32 Thread cutting (Lathe)
G33 Thread Cutting (Mill)
G40 Cancel diameter offset (Mill) Cancel tool nose offset (Lathe)
G41 Cutter compensation left (Mill) Tool nose radius compensation left (Lathe)
G42 Cutter compensation right (Mill) Tool nose radius compensation right (Lathe)
G43 Tool length compensation (Mill)
G44 Tool length compensation (Mill) -Sometimes G49-
G50 Set coordinate system and max RPM (Lathe)
G52 Local coordinate system setting
G53 Machine coordinate system setting
G54-59 Workpiece coordinate system setting #1 - #6
G61 Exact stop check
G65 Custom macro call
G70 Finish cycle (Lathe)
G71 Rough turning cycle (Lathe)
G72 Rough facing cycle (Lathe)
G73 Irregular rough turning cycle (Lathe) Chip break drilling cycle (Peck)(Mill)
G74 Face grooving or chip break drilling (Lathe) Left hand tapping (Mill)
G75 OD groove pecking (Lathe)
G76 Fine boring cycle (Mill) Threading cycle (Lathe)
G80 Cancel cycles
G81 Drill cycle
G82 Drill cycle with dwell (Mill)
G83 Peck drilling cycle (Mill)
G84 Tapping cycle
G85 Bore in, Bore out
G86 Bore in, rapid out
G87 Back boring cycle
G90 Absolute programming
G91 Incremental programming
G92 Reposition origin point (Mill) Thread cycle cutting (Lathe)
G94 Per minute feed (Mill)
G95 Per revolution feed (Mill)
G96 Constant surface speed control (Lathe)
G97 Constant surface speed cancel (Lathe)
G98 Per minute feed (Lathe)
G99 Per revolution feed (Lathe)
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