Hastelloy B2 Needle Valve

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Paul Tube Fittings, based in Houston, USA, stands out as a leading manufacturer and supplier of Hastelloy B2 Needle Valves, specifically designed for precise fluid control in highly corrosive and reducing environments. Made from high-quality Hastelloy B2 alloy (UNS N10665), these needle valves boast exceptional resistance to hydrochloric acid, hydrogen chloride, and other harsh chemicals. Built for fine flow regulation and leak-tight shutoff, they feature a robust construction that’s perfect for demanding process conditions. Paul Tube Fittings guarantees outstanding dimensional accuracy, mechanical reliability, and adherence to global quality standards—making these valves a preferred choice in the chemical, pharmaceutical, and petrochemical sectors.

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The Hastelloy B2 Needle Valves from Paul Tube Fittings are expertly crafted from nickel-molybdenum alloy UNS N10665. This alloy is known for its remarkable resistance to pure hydrochloric acid and strongly reducing environments, while also reducing the chances of stress corrosion cracking and pitting. The valves showcase impressive tensile strength (up to 690 MPa), high ductility, and stability even in extreme conditions. With a finely threaded stem and corrosion-resistant internals, they ensure precise flow control and a long operational lifespan. These needle valves maintain their structural integrity under thermal and mechanical stress, making them incredibly reliable for critical flow applications in harsh industrial settings.

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 Houston

At Paul Tube Fittings, we are the largest supplier, manufacturer, and exporter of Hastelloy B2 Needle Valve in Houston, USA. Our advanced manufacturing facilities, strategically positioned in the USA, 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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We offer These Products as per DIN, ISO, JIS or ANSI Standard.

Largest Manufacturer and Supplier of Hastelloy B2 Needle Valve in Houston, USA

Paul Tube Fittings is a leading supplier and stockist of premium Hastelloy B2 Needle Valve in Houston, USA. 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 are perfect for industries that need precise control over corrosive fluid or gas flow. They find extensive use in chemical processing, acid manufacturing, pharmaceuticals, agrochemicals, and semiconductor production—especially in systems dealing with hydrochloric acid, acetic acid, and hydrogen chloride. These valves deliver accurate metering and shutoff in high-pressure situations and are crucial for ensuring safety and performance in aggressive chemical environments. Paul Tube Fittings’ Hastelloy B2 Needle Valves are essential tools for maintaining operational efficiency and safety in these demanding applications.