Steber Steel Solutions is a recognised manufacturer and supplier of Hastelloy Alloy C276 Threaded Fittings, which exhibits excellent dimensional stability due to its unique composition, low coefficient of thermal expansion, resistance to creep and corrosion, and high mechanical integrity. Its dimensional stability makes it a preferred material for industries requiring precise dimensions and shape retention under challenging conditions. Its dimensional stability contributes to the reliability and performance of critical components in chemical processing, petrochemicals, power generation, aerospace, and defense applications.
The dimensional stability of Hastelloy UNS N10276 Threaded Bend Fittings makes it highly sought-after in industries where precise dimensions are critical. It finds applications in:
- Chemical Processing: The alloy is used in reactors, distillation columns, and other equipment where dimensional stability is crucial to ensure efficient chemical processes.
- Petrochemical Industry: The alloy is employed in petrochemical plants, where it maintains dimensional stability in equipment subjected to temperature variations and corrosive environments.
- Power Generation: The alloy is utilized in power plants, including fossil fuel and nuclear power plants, where dimensional stability is essential for the reliable operation of turbine components and heat exchangers.
- Aerospace and Defense: The dimensional stability of this alloy makes it suitable for aerospace components, such as gas turbine engines and exhaust systems, ensuring precise dimensions under extreme operating conditions.
We provide the best quality UNS N10276 Threaded Cross Specification Standard, werkstoff 2.4819 Threaded Nipple, Hastelloy C276 45 Deg Threaded Elbow, Pure Hastelloy C276 Threaded Fittings Stockist.
Hastelloy WNR. 2.4819 Threaded Coupling Fittings is a versatile nickel-chromium-molybdenum alloy renowned for its exceptional thermal stability. Thermal stability refers to a material's ability to maintain its mechanical and structural integrity when subjected to high temperatures over extended periods.
The alloy’s unique composition and microstructure contribute to its remarkable resistance to thermal degradation, making it a preferred choice for applications in high-temperature environments. This article explores the thermal stability of Nickel Alloy C276 Threaded Union Fittings, including its composition, properties, testing methods, and applications in industries where heat resistance is critical.
Specifications | ASTM B564 / ASME SB564 |
Standards | ASME 16.11, MSS SP-79, 83, 95, 97, BS 3799 |
Size | 1/2”NB TO 4”NB IN |
Class | 2000 LBS, 3000 LBS, 6010 LBS, 9000 LBS |
Type | Socketweld Fittings, Screwed-Threaded Fittings |
STANDARD | WERKSTOFF NR. | UNS | JIS | GOST | EN | OR |
C276 | 2.4819 | N10276 | NW 0276 | ХН65МВУ | NiMo16Cr15W | ЭП760 |
DN | NPS | Center to End NPT Elbow, NPT Tee, NPT Cross A |
Center to End 45 Deg Elbow C |
O.D. of Band H |
Min. Wall Thick. G |
Length of Thread. Minimum (1) |
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Class 2000 | Class 3000 | Class 6000 | Class 2000 | Class 3000 | Class 6000 | Class 2000 | Class 3000 | Class 6000 | Class 2000 | Class 3000 | Class 6000 | B | L2 | ||
6 | 1/8 | 21 | 21 | 25 | 17 | 17 | 19 | 22 | 22 | 25 | 3.18 | 3.18 | 6.35 | 6.4 | 6.7 |
8 | 1/4 | 21 | 25 | 28 | 17 | 19 | 22 | 22 | 25 | 33 | 3.18 | 3.30 | 6.60 | 8.1 | 10.2 |
10 | 3/8 | 25 | 28 | 33 | 19 | 22 | 25 | 25 | 33 | 38 | 3.18 | 3.51 | 6.98 | 9.1 | 10.4 |
15 | 1/2 | 28 | 33 | 38 | 22 | 25 | 28 | 33 | 38 | 46 | 3.18 | 4.09 | 8.15 | 10.9 | 13.6 |
20 | 3/4 | 33 | 38 | 44 | 25 | 28 | 33 | 38 | 46 | 56 | 3.18 | 4.32 | 8.53 | 12.7 | 13.9 |
25 | 1 | 38 | 44 | 51 | 28 | 33 | 35 | 46 | 56 | 62 | 3.68 | 4.98 | 9.93 | 14.7 | 17.3 |
32 | 1-1/4 | 44 | 51 | 60 | 33 | 35 | 43 | 56 | 62 | 75 | 3.89 | 5.28 | 10.59 | 17.0 | 18.0 |
40 | 1-1/2 | 51 | 60 | 64 | 35 | 43 | 44 | 62 | 75 | 84 | 4.01 | 5.56 | 11.07 | 17.8 | 18.4 |
50 | 2 | 60 | 64 | 83 | 43 | 44 | 52 | 75 | 86 | 102 | 4.27 | 7.14 | 12.09 | 19.0 | 19.2 |
65 | 2-1/2 | 76 | 83 | 95 | 52 | 52 | 64 | 92 | 102 | 121 | 5.61 | 7.65 | 15.29 | 23.6 | 28.9 |
85 | 3 | 86 | 95 | 106 | 64 | 64 | 79 | 109 | 121 | 146 | 5.99 | 8.84 | 16.64 | 25.9 | 30.5 |
100 | 4 | 106 | 114 | 114 | 79 | 79 | 79 | 146 | 152 | 152 | 6.55 | 11.18 | 18.67 | 27.7 | 33.0 |
DN | NPS | End to End Couplings W |
End to End Caps P |
O.D. D | End Wall Thick. G Minimum |
Length of Thread. Minimum (1) |
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Class 3000&Class 6000 | Class 3000 | Class 6000 | Class 3000 | Class 6000 | Class 3000 | Class 6000 | B | L2 | ||
6 | 1/8 | 32 | 19 | … | 16 | 22 | 4.8 | … | 6.4 | 6.7 |
8 | 1/4 | 35 | 25 | 27 | 19 | 25 | 4.8 | 6.4 | 8.1 | 10.2 |
10 | 3/8 | 38 | 25 | 27 | 22 | 32 | 4.8 | 6.4 | 9.1 | 10.4 |
15 | 1/2 | 48 | 32 | 33 | 28 | 38 | 6.4 | 7.9 | 10.9 | 13.6 |
20 | 3/4 | 51 | 37 | 38 | 35 | 44 | 6.4 | 7.9 | 12.7 | 13.9 |
25 | 1 | 60 | 41 | 43 | 44 | 57 | 9.7 | 11.2 | 14.7 | 17.3 |
32 | 1-1/4 | 67 | 44 | 46 | 57 | 64 | 9.7 | 11.2 | 17.0 | 18.0 |
40 | 1-1/2 | 79 | 44 | 48 | 64 | 76 | 11.2 | 12.7 | 17.8 | 18.4 |
50 | 2 | 86 | 48 | 51 | 76 | 92 | 12.7 | 15.7 | 19.0 | 19.2 |
65 | 2-1/2 | 92 | 60 | 64 | 92 | 108 | 15.7 | 19.0 | 23.6 | 28.9 |
80 | 3 | 108 | 65 | 68 | 108 | 127 | 19.0 | 22.4 | 25.9 | 30.5 |
100 | 4 | 121 | 68 | 75 | 140 | 159 | 22.4 | 28.4 | 27.7 | 33.0 |
Grade | C | Mn | Si | S | Co | Ni | Cr | Fe | Mo | P |
C276 | 0.01 max | 1.00 max | 0.08 max | 0.03 max | 2.50 max | 50.99 min* | 14.50 – 16.50 | 4.00 – 7.00 | 15.0 – 17.0 | 0.04 max |
Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
8.89 g/cm3 | 1370 °C (2500 °F) | Psi – 1,15,000 , MPa – 790 | Psi – 52000 , MPa – 355 | 40 % |