VT machining offers CNC Bending for 1215 Steel (UNS G12150 / 11SMn30), typically supplied cold-drawn. Lead-free free-machining steel for high-speed screw machines.
CNC Bending Notes for 1215 Steel
1215 Steel bends to a tight inside radius (about 1× thickness) in this condition.
For estimating, a 100 × 100 × 10 mm block of 1215 Steel weighs about 0.79 kg.
Process Data for CNC Bending 1215 Steel
| Minimum inside bend radius | ~1.5 × t (across the grain) |
|---|---|
| Press force, 2 mm sheet, V16 die | ~19.5 t per metre |
| Typical springback at 90° | 0.5-1° |
| Angle tolerance | ±0.5° (CNC back-gauge, angle measurement on first part) |
Typical values for 1215 Steel, Cold-drawn; confirmed on the first part.
1215 Steel Data Relevant to CNC Bending
| Equivalent designations | UNS G12150 / 11SMn30 |
|---|---|
| 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 Bending Steel
Finishing options, quality documentation and general cnc bending guidance for all steel grades are on our CNC Bending Steel page.
No drawing yet? Sketch the part in our free 3D + 2D builder and send it with your RFQ.
Quoting CNC Bending 1215 Steel
Send a STEP/IGES model or PDF drawing, confirm 1215 Steel and its condition (we usually see it supplied cold-drawn), the quantity, critical tolerances and any finish or certificate requirements.
1215 Steel in Other Processes
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Send the drawing, the 1215 Steel condition and the quantity — pricing and lead time come back the same or next business day.
Request a QuoteFrequently Asked Questions
Why is 1215 Steel a good choice for CNC Bending?
1215 Steel is strong, economical and widely available, which makes it well suited to CNC Bending. We tune the process to the alloy so the finished 1215 Steel forming part meets your dimensional and functional requirements.
What is CNC Bending 1215 Steel and how is it done?
CNC Bending 1215 Steel refers to cNC bending forms sheet metal to precise angles using a programmed press brake and back-gauge. Applied to 1215 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 is the typical lead time and minimum order for CNC Bending 1215 Steel?
CNC Bending prototypes for 1215 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 material thickness or size range suits CNC Bending 1215 Steel?
We form 1215 Steel sheet and plate to your developed flat pattern and bend sequence.
What surface finish is achievable on 1215 Steel with CNC Bending?
Surface finish on 1215 Steel is controlled to your specification; we confirm the achievable Ra against your callout.
Does CNC Bending 1215 Steel require dedicated tooling?
Most 1215 Steel forming work uses standard cutting tools and CNC programs; dedicated fixtures are made only when geometry or volume requires them.