VT machining offers CNC Gear Hobbing for 12L14 Steel (UNS G12144 / 11SMnPb30), typically supplied cold-drawn. Leaded free-machining steel; one of the most machinable steels, but not for welding or RoHS-restricted parts.
CNC Gear Hobbing Notes for 12L14 Steel
Gear teeth in 12L14 Steel are cut to your accuracy class; heat treatment is optional depending on load.
Process Data for CNC Gear Hobbing 12L14 Steel
| Heat-treat route | As specified on drawing |
|---|---|
| Accuracy as cut | ISO 1328 class 8-9 (AGMA 9-10) |
| Module range | 0.3-6 |
| Hobbing speed (HSS-E / carbide) | 80 / 255 m/min |
| Hob | HSS-E (PM) coated hob; carbide for dry hobbing |
| Gear types | External spur and helical, splines, worm wheels |
Typical values for 12L14 Steel, Cold-drawn; confirmed on the first part.
12L14 Steel Data Relevant to CNC Gear Hobbing
| Equivalent designations | UNS G12144 / 11SMnPb30 |
|---|---|
| Typical supply condition | Cold-drawn |
| Hardness (typical) | ~80 HRB |
| Tensile strength | ~540 MPa |
Typical values; we work to your drawing and mill certificate.
More on CNC Gear Hobbing Steel
Finishing options, quality documentation and general cnc gear hobbing guidance for all steel grades are on our CNC Gear Hobbing Steel page.
No drawing yet? Sketch the part in our free 3D + 2D builder and send it with your RFQ.
Quoting CNC Gear Hobbing 12L14 Steel
Send a STEP/IGES model or PDF drawing, confirm 12L14 Steel and its condition (we usually see it supplied cold-drawn), the quantity, critical tolerances and any finish or certificate requirements.
12L14 Steel in Other Processes
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Send the drawing, the 12L14 Steel condition and the quantity — pricing and lead time come back the same or next business day.
Request a QuoteFrequently Asked Questions
What tolerances can you hold for CNC Gear Hobbing 12L14 Steel?
Achievable tolerances for 12L14 Steel gear cutting depend on the alloy, geometry and feature size. We hold tight, repeatable tolerances appropriate to the feature and material. Exact figures are confirmed against your drawing callouts.
Why is 12L14 Steel a good choice for CNC Gear Hobbing?
12L14 Steel is strong, economical and widely available, which makes it well suited to CNC Gear Hobbing. We tune the process to the alloy so the finished 12L14 Steel gear cutting part meets your dimensional and functional requirements.
What gear accuracy class can you achieve on 12L14 Steel?
Gear accuracy is specified to DIN/AGMA classes appropriate to the application. Profile and lead are controlled so 12L14 Steel gears run accurately and quietly under load.
What surface finish is achievable on 12L14 Steel with CNC Gear Hobbing?
Surface finish on 12L14 Steel is controlled to your specification; we confirm the achievable Ra against your callout.