VT machining offers CNC Turning for Hastelloy C276 (UNS N10276 / 2.4819), typically supplied annealed. Benchmark for reducing-acid and chloride environments.
CNC Turning Notes for Hastelloy C276
On the lathe Hastelloy C276 needs chip-breaker inserts and constant chip load to avoid long, stringy swarf.
For estimating, a 100 × 100 × 10 mm block of Hastelloy C276 weighs about 0.89 kg.
Starting Parameters for CNC Turning Hastelloy C276
| Cutting speed (carbide) | 15-40 m/min |
|---|---|
| Feed | 0.05-0.15 mm/rev |
| Spindle speed, Ø25 mm bar | 190-510 rpm |
| Insert / tool class | ISO S — sharp PVD-coated carbide |
| Coolant | High-pressure emulsion; ceramic inserts run dry for roughing |
Starting values for Hastelloy C276, Annealed; optimised on the first article.
Hastelloy C276 Data Relevant to CNC Turning
| Equivalent designations | UNS N10276 / 2.4819 |
|---|---|
| Key composition | Ni bal., Mo 15-17%, Cr 14.5-16.5%, W 3-4.5% |
| Typical supply condition | Annealed |
| Hardness (typical) | ~90 HRB |
| Machinability rating | 10% (AISI B1112 = 100%) |
Typical values; we work to your drawing and mill certificate.
How Hastelloy C276 Differs
Benchmark for reducing-acid and chloride environments.
Typical applications: Chemical processing, pollution control.
Hastelloy C276 vs Similar Grades
| Hastelloy C276 | Hastelloy C22 | Incoloy 825 | Incoloy 800 | |
|---|---|---|---|---|
| Key composition | Ni bal., Mo 15-17%, Cr 14.5-16.5%, W 3-4.5% | Ni bal., Cr 20-22.5%, Mo 12.5-14.5%, W 2.5-3.5% | Ni 38-46%, Cr 19.5-23.5%, Mo 2.5-3.5%, Cu | Ni 30-35%, Cr 19-23%, Fe bal. |
| Hardness | ~90 HRB | ~90 HRB | ~75-90 HRB | ~75-85 HRB |
| Tensile (MPa) | ~790 | ~790 | ~690 | ~600 |
| Machinability % | 10 | 10 | 20 | 20 |
| Typical use | Chemical processing, pollution control | Chemical reactors, flue-gas scrubbers | Oil & gas, acid production, pickling | Heat exchangers, furnace parts |
More on CNC Turning Inconel
Finishing options, quality documentation and general cnc turning guidance for all inconel grades are on our CNC Turning Inconel page.
No drawing yet? Sketch the part in our free 3D + 2D builder and send it with your RFQ.
Quoting CNC Turning Hastelloy C276
Send a STEP/IGES model or PDF drawing, confirm Hastelloy C276 and its condition (we usually see it supplied annealed), the quantity, critical tolerances and any finish or certificate requirements.
Hastelloy C276 in Other Processes
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Send the drawing, the Hastelloy C276 condition and the quantity — pricing and lead time come back the same or next business day.
Request a QuoteFrequently Asked Questions
What is CNC Turning Hastelloy C276 and how is it done?
CNC Turning Hastelloy C276 refers to cNC turning rotates the workpiece against a single-point tool to produce cylindrical features, threads and grooves. Applied to Hastelloy C276 — high-temperature strength and oxidation resistance — 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 Turning Hastelloy C276?
CNC Turning prototypes for Hastelloy C276 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 Turning Hastelloy C276?
Turned Hastelloy C276 parts are produced from bar or chuck stock across a wide diameter range.
Which industries use CNC Turning Hastelloy C276 parts?
CNC Turning Hastelloy C276 parts are used across aerospace, medical, automotive, electronics, semiconductor and general industrial sectors — anywhere precise Hastelloy C276 components are required.
What surface finish is achievable on Hastelloy C276 with CNC Turning?
Surface finish on Hastelloy C276 is controlled to your specification; we confirm the achievable Ra against your callout.
What tolerances can you hold for CNC Turning Hastelloy C276?
Achievable tolerances for Hastelloy C276 turning depend on the alloy, geometry and feature size. Turning holds diameter tolerances to around ±0.005 mm with concentricity within 0.01 mm. Exact figures are confirmed against your drawing callouts.