Duplex Steel S31803 / S32205 Manifold Valves

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Moong Tubefittings, a leading manufacturer and supplier in Hanoi, Vietnam, produces high-quality Duplex Steel S31803 / S32205 Manifold Valves designed for reliable flow control and isolation in challenging industrial and instrumentation systems. Made from premium duplex stainless steel grades S31803 and S32205, these valves offer exceptional corrosion resistance, high strength, and durability, ensuring long-lasting, leak-free performance. Moong Tubefittings adheres to strict precision machining and quality control standards to deliver dependable operation. These manifold valves are widely used in chemical, petrochemical, oil & gas, and power generation industries, providing safe, efficient, and maintenance-free fluid management.

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Duplex Steel S31803 / S32205 Manifold Valves are manufactured from UNS S31803 and S32205 duplex stainless steels. Typical chemical composition includes Chromium (21–23%), Nickel (4.5–6.5%), Molybdenum (2.5–3.5%), Nitrogen (0.08–0.20%), and Iron (balance). This composition ensures superior corrosion resistance, high tensile and yield strength, and excellent toughness. Mechanically, these valves provide reliable performance under high pressure, temperature variations, and mechanical stress, maintaining leak-free operation and long-term durability in aggressive industrial and marine environments where conventional stainless steel valves may not perform.

Duplex Steel S31803 / S32205 Manifold Valves Specifications

MATERIAL	DUPLEX
VALVES SIZE	1/8″ – 1″
THREAD	BSPP, NPT, BSPT
CONNECTION	FLANGE END, THREADED
EQUIVALENT BRANDS	OLIVER VALVES, PARKER, SWAGELOK, HAMLET, ROSE MOUNT, HOKE
FUNCTION	3 WAY, 2 WAY, 5 WAY
TYPE	T TYPE, R TYPE, H TYPE
BODY SHAPE	RECTANGLE, SQUARE
ORIFICE SIZE	2 MM – 9.5 MM
PRESSURE RATING	3000 PSI, 1500 PSI, 10000 PSI, 6000 PSI, 15,000 PSI
MEDIA TEMPERATURE	(-120* C – 500*C ) AS PER PRESSURE RANGE
HANDLE	BAR T-HANDLE
BODY TYPE	FORGED, BAR STOCK
PACKING DETAILS	WOODEN PALLET, BOX PACKING

Duplex Steel S31803 / S32205 Manifold Valves Chemical Composition

Grade	C	Mn	Si	P	S	Cr	Mo	Ni	N	Fe
Duplex Steel S31803	0.030 max	1.20 max	0.80 max	0.035 max	0.020 max	24.00 – 26.00	3.00 – 5.00	6.00 – 8.00	0.24 – 0.32	58.095 min
Duplex Steel S32205	0.05 max	1.00 max	1.00 max	0.030 max	0.010 max	24.00 – 26.00	3.00 – 4.00	6.00 – 8.00	0.20 – 0.30	57.61 min

Top Duplex Steel S31803 / S32205 Manifold Valves Manufacturing Company in Da Nang

At Moong Tube Fittings, we are a leading supplier, manufacturer, and exporter of Duplex Steel S31803 / S32205 Manifold Valves in Da Nang, Vietnam. Our state-of-the-art manufacturing facilities are strategically located to ensure we deliver high-quality solutions tailored to your specific needs. With a comprehensive inventory of top-grade duplex steel materials, we are well-equipped to fulfill your requirements promptly. Our commitment to excellence and efficiency guarantees that we consistently maintain available stock, ensuring you have access to the best products in the market when you need them.

Types of Duplex Steel S31803 / S32205 Manifold Valves

Duplex Steel S31803 / S32205 Manifold Valves Equivalent Grades

STANDARD	WERKSTOFF NR.	UNS
Duplex 2205	1.4462	S31803 / S32205

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Largest Manufacturer and Supplier of Duplex Steel S31803 / S32205 Manifold Valves in Da Nang, Vietnam

Moong Tube Fittings is a leading supplier and stockist of premium Duplex Steel S31803 / S32205 Manifold Valves in Da Nang, Vietnam. Our valves are widely utilized across various industries, known for their exceptional strength and corrosion resistance. We are committed to delivering outstanding service and ensuring high customer satisfaction. Our advanced manufacturing techniques and quality control measures set us apart in the metal industry. We are dedicated to consistently providing top-quality products while effectively meeting the diverse needs of our customers.

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

Duplex Steel S31803 / S32205 Manifold Valves Uses

Duplex Steel S31803 / S32205 Manifold Valves are widely used in chemical, petrochemical, oil & gas, power generation, and marine industries where precise flow control and robust isolation are required. They are ideal for instrumentation lines, pipelines, reactors, and process units that demand high corrosion resistance and mechanical strength. These manifold valves ensure accurate flow regulation, leak-free operation, and maintenance-free performance in challenging conditions. They are also employed in offshore platforms, hydraulic systems, and industrial machinery, providing long-lasting, safe, and efficient operation in environments where standard stainless steel or carbon steel valves may fail.