Warner Tube Fittings, located in Canberra, Australia, is a reliable manufacturer and supplier of top-notch Hastelloy B2 Needle Valves, specifically designed for tough chemical and industrial settings. These valves are crafted for accurate metering and trustworthy shut-off in systems that deal with strong reducing acids and highly reactive substances. Warner Tube Fittings is committed to strict material sourcing, advanced machining techniques, and thorough inspections to guarantee that each valve performs leak-free and lasts a long time. Their Hastelloy B2 needle valves are a go-to choice in chemical processing, acid production facilities, petrochemical operations, and systems handling corrosive fluids where standard alloys quickly fail.
Hastelloy B2 Needle Valves are made from a nickel-molybdenum alloy that consists of about 65–70% nickel and 28–30% molybdenum, with only trace amounts of chromium, iron, and carbon to boost resistance in reducing environments. This alloy offers outstanding corrosion resistance against hydrochloric acid, hydrogen chloride, and other potent reducing agents. On the mechanical side, Hastelloy B2 boasts high tensile strength, impressive ductility, and dependable resistance to stress cracking and localized attacks. The material remains stable at high temperatures and ensures long-term structural integrity in aggressive, chloride-free corrosive environments.
| 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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Hastelloy B2 Needle Valves find extensive use in industries that work with highly corrosive and reducing chemicals. Chemical processing plants rely on them for acid feed lines, reaction vessels, and managing corrosive fluids. They play a crucial role in petrochemical facilities, fertilizer production, pickling operations, and acid recovery systems. Laboratories and specialty chemical sectors also depend on these valves for precise control in challenging chemical circuits. Their ability to endure severe corrosion, maintain accurate flow control, and provide long-lasting performance makes them indispensable in these applications.
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