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Hastelloy B3 flanges are highly demanded in industries that deal with aggressive chemical environments. These flanges are manufactured using premium-grade alloys to deliver outstanding resistance against hydrochloric acid and other strong reducing agents. Available in various types like slip-on, blind, weld neck, and spectacle blind, they ensure reliable performance even under severe working conditions. Their thermal stability makes fabrication easier compared to older grades. With precise dimensions, durability, and smooth finish, Hastelloy B3 flanges have become an ideal choice for petrochemical, chemical, and marine applications where long-term service life and resistance to corrosion are critical.
Hastelloy B3 flanges are used across a wide range of industries, especially where corrosion resistance is vital. They are commonly found in chemical plants, pharmaceuticals, power generation, and marine engineering projects. Their ability to withstand reducing acids and resist oxidation at high temperatures makes them an ideal solution for demanding environments. From weld neck to slip-on and blind flanges, each type serves a specific purpose in connecting pipes and regulating flow. Industries prefer Hastelloy B3 flanges for their long service life, dimensional accuracy, and cost-effective performance. These flanges are trusted for critical applications that demand safety and reliability.
One of the biggest advantages of Hastelloy B3 flanges is their superior resistance to hydrochloric acid in all concentrations. They offer greater thermal stability than older grades, which simplifies the fabrication process. Another major benefit is their durability under reducing conditions, preventing premature failures. Available in different standards such as ANSI, ASME, and DIN, these flanges can be customized to meet industry-specific requirements. Their versatility allows them to be used in diverse industries like oil & gas, marine, and chemical processing. Hastelloy B3 flanges not only extend equipment lifespan but also reduce maintenance and replacement costs significantly.
Hastelloy B3 UNS N010675 Flanges Manufacturer
ASTM B564 Hastelloy B3 Industrial Flanges Specification:-
Grades : Hastelloy B3 (UNS No. N10675)
Standards: ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
Specifications: ASTM B 564 / ASME SB 564
Size: 1/ 4″ NB TO 60″ NB
Class: 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS, PN 6, PN10, PN20, PN40, PN60 With Table…
Wall Thickness: From 2 to 40 mm.
Schedule: 5S, 10S, 10, 20, 40S, 40, STD, 60, 80S, 80, XS, 100, 120, 140, 160, and XXS
Form: Slip On (SORF), WNRF, Blind, Socket Weld, Orifice, WNRTJ, BLRTJ, Threaded, Groove & Tongue, Lap Joint, Square Flanges & As Per Clients Required.
Flanges Face Type: Flat Face (FF), Raised Face (RF), Ring Type Joint (RTJ).
Our Hastelloy B3 Flanges Fittings conforms to NACE MR0175/ISO 15156.
| Standard | WERKSTOFF NR. | UNS | GOST | AFNOR | OR | JIS | BS | EN |
|---|---|---|---|---|---|---|---|---|
| Hastelloy B3 | 2.4600 | N10675 | --- | --- | --- | --- | --- | --- |
| Grade | Ni | Mo | Fe | C | Ti | Mn | Al | Si | Co | W | Cr | Cu |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hastelloy B3 | 65.0 min | 32.0 - 37.0 | 1.0 - 3.0 | 0.01 max | 0.2 max | 3.0 max | 0.5 max | 0.1 max | 3.0 max | 3.0 max | 1.5 max | 0.2 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2% Offset) | Elongation |
|---|---|---|---|---|
| 9.22 g/cm³ | 1370 °C (2500 °F) | MPa – 960 | MPa – 417 | 53.4 % |
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As your one-stop manufacturing partner, Sunrise Industries maintains a complete inventory of ready-to-sell raw materials alongside custom parts fabrication and full engineering services. From prototyping to production, we provide everything at a single location—serving all industrial sectors and transforming manufacturing value chains.
