Hastelloy C276 — Machining & Properties
Typical properties, what Hastelloy C276 is like on a machine tool, what it gets used for, and the tolerance and finishes we hold on it — from a shop that actually machines it, not a datasheet aggregator. Every figure here drives our own calculators.
Machining Hastelloy C276
Machinability is rated very difficult — among the hardest materials to machine commercially — expect premium tooling, slow parameters and meaningful cost and lead-time implications. Nickel superalloys work-harden rapidly and generate extreme cutting temperatures. Premium carbide tooling, conservative parameters and flood coolant are mandatory — expect additional cost and lead time relative to standard alloys.
Our standard achievable tolerance on Hastelloy C276 is ±0.020mm under normal conditions, with tighter tolerances on critical features agreed at quotation. Standard finishes: As machined. Full material traceability with MTR and CoC documentation on every order.
Typical applications
Chemical processing, waste treatment, flue gas desulphurisation.
Use Hastelloy C276 in our free tools
Other nickel superalloy grades we machine: Inconel 625 · Inconel 718 · Waspaloy · MP35N — all 50 grades.
Hastelloy C276 — FAQ
What is the density of Hastelloy C276?
8.89 g/cm³ (typical). That is 8890 kg/m³ — our metal weight calculator uses exactly this figure for Hastelloy C276.
What is the tensile strength of Hastelloy C276?
Typically 785 MPa. Treat it as a typical value, not a specification — the Material Test Report supplied with your order states the actual certified figures for the batch.
Is Hastelloy C276 easy to machine?
Its machinability is rated very difficult — among the hardest materials to machine commercially — expect premium tooling, slow parameters and meaningful cost and lead-time implications.
What is Hastelloy C276 used for?
Typical applications: Chemical processing, waste treatment, flue gas desulphurisation.
What tolerance can be held when machining Hastelloy C276?
Our standard achievable tolerance on Hastelloy C276 is ±0.020mm under normal conditions (ISO 2768-f general tolerancing). Tighter tolerances on critical features can be agreed at quotation for specific geometries.
Can Dalloway machine Hastelloy C276?
Yes — we machine Hastelloy C276 in-house on 3, 4 and 5-axis milling and CNC turning, from single prototypes to production, with MTR and CoC documentation standard. Typical finishes: As machined.
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