VT machining offers CNC Milling for 1117 Steel (UNS G11170), typically supplied cold-drawn. Resulfurised carburising steel; machines faster than 1018.
CNC Milling Notes for 1117 Steel
1117 Steel mills well with conventional strategies; finishing passes are planned to meet flatness and finish callouts.
For estimating, a 100 × 100 × 10 mm block of 1117 Steel weighs about 0.79 kg.
Starting Parameters for CNC Milling 1117 Steel
| Cutting speed (carbide) | 220-385 m/min |
|---|---|
| Feed per tooth | 0.035-0.123 mm |
| Spindle speed, Ø10 mm end mill | 7000-12250 rpm |
| Insert / tool class | ISO P — CVD-coated carbide |
| Coolant | Emulsion (5-8%); dry is possible for interrupted cuts |
| Thermal growth, 100 mm part, +10 °C | 11.7 µm (CTE 11.7 µm/m·K) |
Starting values for 1117 Steel, Cold-drawn; optimised on the first article.
1117 Steel Data Relevant to CNC Milling
| Equivalent designations | UNS G11170 |
|---|---|
| Key composition | C 0.14-0.20%, S 0.08-0.13% |
| Typical supply condition | Cold-drawn |
| Hardness (typical) | ~80 HRB |
| Machinability rating | 91% (AISI B1112 = 100%) |
Typical values; we work to your drawing and mill certificate.
How 1117 Steel Differs
Resulfurised carburising steel; machines faster than 1018.
Typical applications: Case-hardened pins, shafts, studs.
1117 Steel vs Similar Grades
| 1117 Steel | 1095 Steel | 1144 Steel | 1060 Steel | |
|---|---|---|---|---|
| Key composition | C 0.14-0.20%, S 0.08-0.13% | C 0.90-1.03% | C 0.40-0.48%, Mn 1.35-1.65%, S 0.24-0.33% | C 0.55-0.65% |
| Hardness | ~80 HRB | ~190 HB annealed; up to ~60 HRC hardened | ~25-30 HRC | ~180-230 HB |
| Tensile (MPa) | ~470 | ~680 annealed | ~700-800 | ~680 |
| Machinability % | 91 | 42 | 76 | 51 |
| Typical use | Case-hardened pins, shafts, studs | Knives, springs, cutting tools | Shafts, hydraulic rods, studs | Springs, blades, wear plates |
More on CNC Milling Steel
Finishing options, quality documentation and general cnc milling guidance for all steel grades are on our CNC Milling Steel page.
No drawing yet? Sketch the part in our free 3D + 2D builder and send it with your RFQ.
Quoting CNC Milling 1117 Steel
Send a STEP/IGES model or PDF drawing, confirm 1117 Steel and its condition (we usually see it supplied cold-drawn), the quantity, critical tolerances and any finish or certificate requirements.
1117 Steel in Other Processes
Related
Send the drawing, the 1117 Steel condition and the quantity — pricing and lead time come back the same or next business day.
Request a QuoteFrequently Asked Questions
What material thickness or size range suits CNC Milling 1117 Steel?
We machine 1117 Steel across a broad size range; share your part envelope for confirmation.
What is CNC Milling 1117 Steel and how is it done?
CNC Milling 1117 Steel refers to multi-axis milling cutters remove material to produce prismatic features, pockets, slots and contoured 3D surfaces. Applied to 1117 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 1117 Steel with CNC Milling?
Surface finish on 1117 Steel is controlled to your specification; we confirm the achievable Ra against your callout.
Which industries use CNC Milling 1117 Steel parts?
CNC Milling 1117 Steel parts are used across aerospace, medical, automotive, electronics, semiconductor and general industrial sectors — anywhere precise 1117 Steel components are required.
What is the typical lead time and minimum order for CNC Milling 1117 Steel?
CNC Milling prototypes for 1117 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.