Hastelloy C276 Hex NutASTM B574 · ASME B18.2.2 · Manufacturer, stockist & exporter, India
Alloy C-276 · UNS N10276
A Hastelloy C276 hex nut is a standard hexagon nut, made from Hastelloy C276 to ASTM B574. Standard hex nuts for general bolting, to ASME B18.2.2 or DIN 934 / ISO 4032.
- ASTM B574
- ASME B18.2.2
- 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 Hex Nut?
- What it is
- A standard hexagon nut
- Material
- ASTM B574
- Dimensions
- ASME B18.2.2 · DIN 934
- Grade
- Hastelloy C276 · UNS N10276
- Best at
- The most aggressive mixed acids, wet chlorine and hypochlorite
Hastelloy C276 Hex Nut Specification
| Product | Hastelloy C276 Hex Nut |
|---|---|
| Material standard | ASTM B574 |
| Dimensional standard | ASME B18.2.2 · DIN 934 |
| Sizes | M10 – M64 · ½" – 4" (others on request) |
| Threads | UNC · UN-8 · metric coarse |
| Testing | PMI · dimensional · NDT and IGC on request |
| Documents | EN 10204 3.1 · 3.2 with third-party inspection |
When to Choose a Hex Nut
Standard hex nuts for general bolting, to ASME B18.2.2 or DIN 934 / ISO 4032.
- ASME B18.2.2 · DIN 934
- Metric and inch
- Matching material to bolt
Hastelloy C276 Hex Nut 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 Hex Nut 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.
Standards on this page
Other Hastelloy C276 fasteners
Hastelloy C276 Hex Nuts for export
FOB / CIF · Nhava Sheva (JNPT), MumbaiHastelloy C276 Hex Nut — questions buyers ask
Can I use a standard hex nut on flange studs?
Flange bolting normally specifies heavy hex nuts; standard hex nuts are for general joints.
Which standard covers Hastelloy C276 hex nuts?
The material is ASTM B574; dimensions follow ASME B18.2.2 · DIN 934. Always state both on your purchase order, with the edition if your project specifies one.
What decides the price of a Hastelloy C276 hex nut?
The alloy price, the size and dimensions, quantity, and the testing and documents required. Send your list and we quote the same working day.
Can you supply Hastelloy C276 hex nuts 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