VT machining offers CNC Polishing 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 Polishing Notes for 12L14 Steel
12L14 Steel polishes to a bright finish; the final grit is chosen to meet the cosmetic standard.
Process Data for CNC Polishing 12L14 Steel
| Best achievable finish | Ra 0.03-0.05 µm |
|---|---|
| Final abrasive | Fine alumina or polishing compound |
Typical values for 12L14 Steel, Cold-drawn; confirmed on the first part.
12L14 Steel Data Relevant to CNC Polishing
| Equivalent designations | UNS G12144 / 11SMnPb30 |
|---|---|
| Typical supply condition | Cold-drawn |
| Hardness (typical) | ~80 HRB |
Typical values; we work to your drawing and mill certificate.
More on CNC Polishing Steel
Finishing options, quality documentation and general cnc polishing guidance for all steel grades are on our CNC Polishing Steel page.
No drawing yet? Sketch the part in our free 3D + 2D builder and send it with your RFQ.
Quoting CNC Polishing 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 is the typical lead time and minimum order for CNC Polishing 12L14 Steel?
CNC Polishing prototypes for 12L14 Steel can be produced quickly and scaled to series production. Send your drawing and quantity and we will advise lead time and any minimum order.
What is CNC Polishing 12L14 Steel and how is it done?
CNC Polishing 12L14 Steel refers to cNC polishing refines surfaces to a smooth, reflective finish for cosmetic and functional needs. Applied to 12L14 Steel — strong, economical and widely available — VT machining produces each part to your CAD drawing, selecting parameters from your tolerance, finish and quantity requirements.
What surface finish is achievable on 12L14 Steel with CNC Polishing?
Our finishing processes refine 12L14 Steel surfaces to Ra values as low as 0.05 µm for cosmetic or sealing faces.
Why is 12L14 Steel a good choice for CNC Polishing?
12L14 Steel is strong, economical and widely available, which makes it well suited to CNC Polishing. We tune the process to the alloy so the finished 12L14 Steel finishing part meets your dimensional and functional requirements.
Can VT machining make custom 12L14 Steel parts to my drawing?
Yes. 12L14 Steel finishing is made to order from your CAD/2D drawing. Share your geometry, material grade, tolerance and quantity and we will confirm feasibility, lead time and pricing.