ASTM B564 N10276 Hastelloy C276 Weld Neck Flange RF FF ASME B16.5
ASTM B564 N10276 (Hastelloy C276) Nickel Alloy Weld Neck Flange RF/FF Corrosion Resistant for Power Plants
YUHONG GROUP specializes in the manufacture of high-performance nickel alloy flanges for critical industrial applications. Our ASTM B564 N10276 (Hastelloy C276) Weld Neck Flanges are designed for power plants and harsh chemical environments. We combine over 30 years of metallurgical expertise with full ASME/EN certification to ensure top-quality products.
Chemical Requirements for Low Carbon Nickel-Molybdenum-Chromium Alloy UNS N010276
| Element | Nickel | Iron | Manganese | Carbon | Silicon | Sulfur | Chromium | Molybdenum | Phosphorus | Tungsten | Cobalt | Vanadium |
| UNS N10276 | Balance | 4.0–7.0 | ≤1.0 | ≤0.010 | ≤0.08 | ≤0.03 | 14.5–16.5 | 15.0–17.0 | ≤0.04 | 3.0–4.5 | ≤2.5 | ≤0.35 |
Test Types and Standards Summary
| Test Type | Standard Method |
| Chemical Analysis | ASTM E76, E350, E1473 |
| Tensile Testing | ASTM E8 |
| Grain Size Measurement | ASTM E112 |
| Rounding of Test Results | ASTM E29 |
Mechanical Properties of UNS N10276 (Solution Annealed)
| Property | Value |
| Material & Condition | Low-carbon nickel-chromium-molybdenum alloy, solution annealed |
| Maximum Section Thickness | Not specified (typical for standard forms) |
| Tensile Strength, min | 100 ksi (690 MPa) |
| Yield Strength (0.2% offset), min | 41 ksi (283 MPa) |
| Elongation (2" or 50mm or 4D), min | 40% |
Typical Service:
- Flue gas desulfurization systems
- Seawater cooling pipelines
- High-temperature steam lines
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