Anwar Tubefittings, based in Manama, Bahrain, has earned a solid reputation as a reliable manufacturer and supplier of top-notch Hastelloy B2 Needle Valves, specifically crafted for high-performance industrial applications. With a keen emphasis on precision engineering and a commitment to international quality standards, the company delivers valves that ensure exceptional reliability even in corrosive and challenging environments. Their Hastelloy B2 Needle Valves are celebrated for their remarkable resistance to reducing acids, precise flow regulation, and impressive durability over time. Catering to sectors like chemical processing, petrochemicals, pharmaceuticals, and power generation, Anwar Tubefittings is dedicated to maintaining its reputation through consistent product excellence and a customer-centric approach.
These Hastelloy B2 Needle Valves are primarily made from nickel and molybdenum, providing outstanding resistance to harsh reducing environments, including hydrochloric and sulfuric acids. This unique alloy composition helps minimize carbide precipitation, which in turn enhances corrosion performance. On a mechanical level, these valves boast high tensile strength, good ductility, and resistance to stress-corrosion cracking. They maintain their structural integrity even under high temperatures and pressures, ensuring accurate flow control and reliable sealing. These robust mechanical properties make Hastelloy B2 Needle Valves an excellent choice for critical processes that require both reliability and a long service life.
| VALVE SIZE | 1/8″ TO 2″ / 6 MM TO 50 MM |
| THREAD | NPT, BSPP, BSPT, JIC, METRIC, UNF |
| CONNECTION | THREADED, TUBE END, BUTT WELD, SOCKET WELD, FLANGE END |
| FLOW PATTERN | STRAIGHT, ANGLE, CROSS PATTERNS |
| FUNCTION | 2 WAY, 3 WAY |
| BODY SHAPE | SQUARE, ROUND, HEXAGON |
| PRESSURE RATING | 1500 PSI, 3000 PSI, 6000 PSI, 10000 PSI, 15,000 PSI, 20000 PSI |
| ORIFICE SIZE | 2 MM TO 9.5 MM |
| MEDIA | HYDRAULIC OIL, AIR, WATER, GAS, STEAM, HOT WATER , COLD WATER , SEA WATER , CHEMICAL |
| MEDIA TEMPERATURE | (-120* C TO 500*C ) RANGE AS PER PRESSURE |
| BODY TYPE | BAR STOCK, FORGED |
| HANDLE | BAR T-HANDLE,KNOB HANDLE, WHEEL HANDLE |
| PACKING DETAILS | BOX PACKING, WOODEN PALLET |
| EQUIVALENT BRANDS | SWAGELOK, PARKER, DK-LOK, HAMLET, OLIVER VALVES, HOKE |
| MATERIAL | HASTELLOY B2 |
| Hastelloy B2 | Ni | C | Mo | Mn | Si | Fe | P | S | Co | Cr |
| Balance | 0.02 max | 26.0-30.0 | 1.0 max | 0.10 max | 2.0 max | 0.040 max | 0.030 max | 1.0 max | 1.0 max |
| Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
| 9.2 g/cm3 | 1370 °C (2500 °F) | Psi – 51,000, MPa – 350 | Psi -1,10,000, MPa -760 | 40 % |
| STANDARD | UNS | WERKSTOFF NR. |
| Hastelloy B2 | N10665 | 2.4617 |
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You’ll find Hastelloy B2 Needle Valves widely utilized in industries that handle aggressive reducing acids and face highly corrosive processing conditions. They’re commonly used in chemical plants, petrochemical refineries, pharmaceutical production systems, and power generation facilities. Their exceptional resistance to hydrochloric, sulfuric, and acetic acids makes them perfect for managing corrosive media in instrumentation and control systems. These valves are crucial for applications that demand precise flow regulation, leak-tight performance, and consistent stability, even in extreme conditions. Whether they’re installed in high-pressure systems or other demanding environments, Hastelloy B2 Needle Valves are designed to deliver reliable performance.
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