Duplex Check Valve

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Anwar Tubefittings, located in Manama, Bahrain, has built a solid reputation as a reliable manufacturer and supplier of top-notch Duplex Stainless Steel Check Valves. Renowned for their precision engineering, durability, and outstanding resistance to corrosion, this company caters to industries that need dependable fluid control solutions. Their Duplex Check Valves are expertly designed to effectively prevent backflow while enduring high pressures and challenging operating conditions. With a commitment to international standards and exceptional quality, Anwar Tubefittings provides tailored solutions and prompt delivery, making them a go-to choice for clients in the marine, chemical, power generation, and oil and gas sectors who seek trustworthy and long-lasting valve systems.

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These Duplex Check Valves are crafted from a unique blend of austenitic and ferritic stainless steel, offering the perfect mix of strength, toughness, and corrosion resistance. This special composition guarantees remarkable durability in harsh and corrosive environments, such as seawater and chemical applications. On a mechanical level, these valves showcase impressive tensile strength, pressure handling capabilities, and resistance to fatigue, enabling them to function reliably even under fluctuating pressures and temperature changes. The combination of superior corrosion resistance and mechanical strength makes Duplex Check Valves the ideal choice for demanding applications where long-term performance, leak prevention, and system safety are paramount.

Duplex Check Valve Specifications

INSTRUMENTATION VALVES MATERIAL	DUPLEX 2205
INSTRUMENTATION VALVES SIZE	6 MM TO 50 MM and 1/8″ TO 2″
PATTERN FLOW	STRAIGHT
THREADS	BSPP, NPT, METRIC, BSPT,UNF, JIC
INSTRUMENTATION VALVES ORIFICE SIZE	2 MM – 40 MM
CONNECTION	SOCKET WELD END, TUBE END, THREADED, FLANGE END
INSTRUMENTATION VALVES BODY SHAPE	HEXAGON
EQUIVALENT BRANDS	PARKER, SWAGELOK, DK-LOK, STAUFF, OLIVER VALVES, HAMLET, HOKE
CRACKING PRESSURE	0.5 BAR
TYPE	SPRING TYPE, POPPET TYPE
RATING PRESSURE	20000 PSI, 1500 PSI, 10000 PSI, 3000 PSI, 6000 PSI, 15,000 PSI
MEDIA TEMPERATURE	(-50* C – 350*C ) AS PER PRESSURE RANGE
MEDIA	SEA WATER , HYDRAULIC AIR, OIL, GAS, WATER, HOT WATER , STEAM, COLD WATER , CHEMICAL
BODY TYPE	FORGED, BAR STOCK
INSTRUMENTATION VALVES PACKING DETAILS	WOODEN PALLET, BOX PACKING

Duplex Check Valve Chemical Composition

ELEMENT	DUPLEX 31803	DUPLEX 2205
C	0.030 max	0.030 max
NI	4.50 – 6.50	4.50 – 6.50
MN	2.00 max	2.00 max
S	0.020 max	0.20 max
FE	63.72 min	63.54 min
P	0.030 max	0.030 max
SI	1.00 max	1.00 max
MO	3.0 – 3.5	2.50 – 3.50
CR	22.0 – 23.0	21.0 – 23.0
N	0.14 – 0.20	0.08 – 0.20

Duplex Check Valve Mechanical Properties

Grade	Hardness(BHN)	UTS (MPa)	YS (MPa)	% Elongation
2205	293 max.	655 min.	450 min.	25 min.
31803	293 max.	620 min.	450 min.	25 min.

Top Duplex Check Valve Manufacturing Company in Manama

At Anwar Tube Fittings, we are the leading supplier, manufacturer, and exporter of Duplex Check Valves in Manama, Bahrain. Our advanced manufacturing facilities, strategically located in the Bahrain, allow us to deliver high-quality, customized solutions tailored to your specific needs. With an extensive inventory of over 16,000 tons of premium-grade duplex stainless steel materials, we are fully equipped to meet your demands efficiently. Our commitment to excellence and efficiency ensures that we consistently maintain sufficient stock to support your business requirements and provide reliable performance in critical applications.

Types of Duplex Check Valve

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Duplex Check Valve Equivalent Grade

STANDARD	UNS	WERKSTOFF NR.
Duplex 2205	UNS S31803 / UNS S32205	1.4462 / 1.4462

Largest Manufacturer and Supplier of Duplex Check Valve in Manama, Bahrain

Anwar Tube Fittings is a leading supplier and stockist of premium Duplex Check Valves in Manama, Bahrain. Our products are widely used across various industries, and we are dedicated to delivering exceptional service while ensuring complete customer satisfaction. With our advanced finishing techniques, we differentiate ourselves in the metal industry. We are committed to consistently providing top-quality Duplex Check Valves while efficiently meeting the diverse needs of our clients, ensuring reliability and durability in demanding applications.

We offer These Products as per DIN, ISO, JIS or ANSI Standard.

Duplex Check Valve Uses

Duplex Check Valves find extensive use in industries that require effective prevention of reverse flow in piping systems. They play a crucial role in power plants, chemical processing facilities, oil and gas operations, and marine applications. By preventing backflow, these valves ensure the smooth operation of fluid systems, safeguarding pumps, pipelines, and other equipment from potential damage. Their resilience against corrosion and mechanical stresses makes them well-suited for offshore, coastal, and high-pressure industrial settings. By merging durability, safety, and efficient operation, Duplex Check Valves deliver reliable performance, minimizing risks and enhancing system integrity.