Hastelloy B2 Needle Valve

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Rudra Tubefittings, located in Kolkata, India, specializes in manufacturing and supplying high-performance Hastelloy B2 Needle Valves, which are specifically designed for extremely corrosive and high-purity process environments. Crafted from the nickel-molybdenum alloy Hastelloy B2, these valves excel at handling strong reducing acids, aggressive chemicals, and highly reactive media. They ensure precise flow control, smooth needle movement, and a reliable leak-tight shutoff even under severe conditions. Rudra’s Hastelloy B2 Needle Valves are known for their long service life, outstanding chemical resistance, and accurate regulation in tough operating conditions, making them a trusted choice in critical industrial applications where stainless steels and conventional alloys often fail.

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Hastelloy B2 Needle Valves are made from a nickel-molybdenum alloy that boasts a high molybdenum content, providing exceptional resistance to hydrochloric acid, sulfuric acid in reducing conditions, and corrosion from chlorides. Their mechanical properties include impressive tensile strength, excellent ductility, and strong stability even when temperatures fluctuate. These valves feature precision-machined needle stems, durable seating surfaces, and corrosion-resistant internals, ensuring consistent control. Hastelloy B2 is resistant to pitting, stress-corrosion cracking, and chemical attacks, guaranteeing long-term performance under conditions of vibration, pressure cycling, and exposure to highly reducing environments.

Hastelloy B2 Needle Valve Specifications

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 Needle Valve Chemical Composition

Hastelloy B2	Ni	C	Mo	Mn	Si	Fe	P	S	Co	Cr
Hastelloy B2	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

Hastelloy B2 Needle Valve Mechanical Properties

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 %

Hastelloy B2 Needle Valve Equivalent

STANDARD	UNS	WERKSTOFF NR.
Hastelloy B2	N10665	2.4617

Top Hastelloy B2 Needle Valve Manufacturing Company in Kolkata

At Rudra Tube Fittings, we are the largest supplier, manufacturer, and exporter of Hastelloy B2 Needle Valve in Kolkata, Kolkata. Our advanced manufacturing facilities, strategically positioned in the Kolkata, enable us to deliver high-quality solutions to meet your specific requirements. With a robust inventory of over 16,000 tons of top-grade materials, we are well-equipped to fulfil your needs promptly. Our commitment to excellence and efficiency ensures we always have the available stock to support your demands.

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Largest Manufacturer and Supplier of Hastelloy B2 Needle Valve in Kolkata, Kolkata

Rudra Tube Fittings is a leading supplier and stockist of premium Hastelloy B2 Needle Valve in Kolkata, Kolkata. Our products are widely utilized across various industries, and we are committed to delivering exceptional service and ensuring high customer satisfaction. Our distinctive finishing techniques set us apart in the metal industry. We are dedicated to consistently providing top-quality products while effectively addressing the needs of our customers.

Hastelloy B2 Needle Valve Uses

Hastelloy B2 Needle Valves find extensive use in industries that deal with strong reducing acids, highly reactive chemicals, and aggressive process media. They are commonly applied in chemical processing plants, pharmaceutical manufacturing, fertilizer production, petrochemical lines, acid recovery systems, catalyst handling units, and specialty chemical industries. These valves are perfect for precise flow control in instrumentation lines, sampling systems, corrosive reactors, injection points, and high-purity chemical circuits.