Hastelloy C276 PlugASTM B564 · ASME B16.11 · Manufacturer, stockist & exporter, India
Alloy C-276 · UNS N10276
A Hastelloy C276 plug is a threaded fitting that closes a female connection, made from Hastelloy C276 to ASTM B564. Hex-head, square-head and round-head plugs close threaded outlets, drains and vents. Made to ASME B16.11.
- ASTM B564
- ASME B16.11
- EN 10204 3.1 / 3.2
- Export packing
Reviewed by the Kanak Steel & Engineering Co. technical team · Updated October 2026
What is a Hastelloy C276 Plug?
- What it is
- A threaded fitting that closes a female connection
- Material
- ASTM B564
- Dimensions
- ASME B16.11
- Grade
- Hastelloy C276 · UNS N10276
- Best at
- The most aggressive mixed acids, wet chlorine and hypochlorite
Hastelloy C276 Plug Specification
| Product | Hastelloy C276 Plug |
|---|---|
| Material standard | ASTM B564 |
| Dimensional standard | ASME B16.11 |
| Sizes | ⅛" – 4" (ASME B16.11) |
| Wall / class | Class 2000 / 3000 / 6000 / 9000 |
| Ends | Socket weld · NPT threaded |
| Testing | PMI · dimensional · NDT and IGC on request |
| Documents | EN 10204 3.1 · 3.2 with third-party inspection |
When to Choose a Plug
Hex-head, square-head and round-head plugs close threaded outlets, drains and vents. Made to ASME B16.11.
- Hex, square and round head
- NPT threads
- Forged from bar
Hastelloy C276 Plug Chemical Composition
| Element | Weight % |
|---|---|
| Nickel | Balance |
| Molybdenum | 15.0 – 17.0 |
| Chromium | 14.5 – 16.5 |
| Iron | 4.0 – 7.0 |
| Tungsten | 3.0 – 4.5 |
| Cobalt | 2.5 max |
| Carbon | 0.010 max |
| Manganese | 1.0 max |
Hastelloy C276 Plug Mechanical Properties
| Solution-annealed plate & sheet | Value |
|---|---|
| Tensile strength | 690 MPa · 100 ksi |
| Yield strength 0.2% | 283 MPa · 41 ksi |
| Elongation | 40% |
Full chemistry, properties and equivalents are on the Hastelloy C276 grade page.
Other Hastelloy C276 pipe fittings
Hastelloy C276 Plugs for export
FOB / CIF · Nhava Sheva (JNPT), MumbaiHastelloy C276 Plug — questions buyers ask
Which plug head type should I use?
Hex-head plugs are easiest to tighten with a spanner; square-head suits older equipment; round-head is used where the plug should not be removed.
Which standard covers Hastelloy C276 plugs?
The material is ASTM B564; dimensions follow ASME B16.11. Always state both on your purchase order, with the edition if your project specifies one.
What decides the price of a Hastelloy C276 plug?
The alloy price, the size and schedule or class, quantity, and the testing and documents required. Send your list and we quote the same working day.
Can you supply Hastelloy C276 plugs to NACE MR0175?
Yes. Hastelloy C276 is listed in NACE MR0175 / ISO 15156-3 within its limits; state NACE compliance on the order and it is confirmed on the certificate.
What documents do you supply?
EN 10204 3.1 mill certificates as standard, 3.2 with third-party inspection on request, plus dimensional and PMI reports.
Sources: the ASTM / ASME specifications named on this page and producer datasheets · Last updated October 2026