Duplex Steel Tube Fittings

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Noah Tubefittings is a well-respected manufacturer and supplier located in Kinshasa, Congo, specializing in top-notch **Duplex Steel Tube Fittings**. These fittings are celebrated for their impressive strength, resistance to corrosion, and durability, making them perfect for tough industrial settings. They’re crafted to ensure secure, leak-proof connections in instrumentation, hydraulic, and process systems that operate under high pressure and temperature. Made from high-quality Duplex Steel, these fittings offer a fantastic blend of mechanical strength and resistance to pitting, crevice corrosion, and stress corrosion cracking. With a focus on precision engineering and reliability, Noah Tubefittings’ Duplex Steel Tube Fittings are the go-to choice for critical applications.

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The composition of Duplex Steel Tube Fittings primarily includes chromium (22–23%), nickel (4.5–6.5%), and molybdenum (2.5–3.5%), with nitrogen added to boost strength and corrosion resistance. They boast a tensile strength of about 620 MPa and a yield strength of around 450 MPa. Thanks to their dual-phase (austenitic-ferritic) structure, they offer remarkable toughness, fatigue resistance, and stability even in extreme pressure and temperature situations.

Duplex Steel Tube Fittings Specifications

Specification	ASTM A276, ASTM A182 ASME SA479, ASME SA182
Tube Size	1/16 OD to 2 OD, Od to 50mm OD
Type	Seamless/ Welded/Fabricated
Thread	BSPT, UNF, SAE, BSP, NPT, ISO, etc.
Material Grades	Duplex 2205 Duplex S31803 Duplex S32205
PTFE Standard	ASTM D1710 and D3294
Pressure Rating	1000/300/6000/3000/10000 PSI for Duplex Steel
Temperature	150-400°C
PACKING DETAIL	size of the wooden box – 382717CM size of carton – 211614CM/312116CM/364550CM

Duplex Steel Tube Fittings Sizes

Duplex SS Seamless Compression Fittings :

Size: 1/8 to 2

Pressure Rating: 3000 psi to 10000 psi

Threads: NPT, BSPT, BSPP

Duplex SS Welded Compression Fitting and Tube Adapters :

Size: 24 to 94 and Custom

Pressure Rating: 30000 psi to 10000 psi

Threads: NPT, BSPT, BSPP

Types of Duplex Steel Tube Fittings

Dimension of Duplex Steel Tube Fittings

Threads Dimension of BSPP and BSPT
SIZE	PITCH & SIZE	OD THREAD		OD THREAD		ID THREAD		ID Thread
DASH	BSPP & BSPT	MALE BSPT		MALE BSPP		FEMALE BSPT		FEMALE BSPP
	Inch to TPI	mm	inch	mm	inch	mm	inch	mm	inch
-4	1/4 to 19	12,8	0.5	13,0	0.51	11,2	0.44	11,9	0.47
-2	1/8 to 28	9,5	0.37	9,6	0.38	8,4	0.33	8,6	0.34
-6	3/8 to 19	16,3	0.64	16,5	0.65	14,7	0.59	15,2	0.6
-10	5/8 to 14	22,5	0.89	22,8	0.9	20,6	0.81	20,8	0.82
-8	1/2 to 14	20,4	0.8	20,8	0.82	18,3	0.72	19,1	0.75
-12	3/4 to 14	25,9	1.02	26,3	1.04	23,9	0.94	24,6	0.97
-20	1.1/4 to 11	41,1	1.62	41,8	1.64	38,6	1.52	39,4	1.55
-16	1 to 11	32,6	1.28	33,1	1.3	29,7	1.17	30,7	1.21
-24	1.1/2 to 11	47,0	1.85	47,7	1.88	44,5	1.75	45,5	1.79
-40	2.1/2 to 11	74,1	2.92	75,1	2.95	71,9	2.83	72,6	2.86
-32	2(11)	58,6	2.31	59,5	2.34	56,4	2.22	57,4	2.26
-48	3 to 11	86,6	3.41	87,9	3.46	84,6	3.33	85,4	3.36

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

Largest Manufacturer and Supplier of Duplex Steel Tube Fittings in Kinshasa, Congo

These Duplex Steel Tube Fittings find their place in various industries, including oil and gas, chemical processing, marine, desalination, and power generation. They are particularly suited for fluid and gas handling systems, offshore platforms, and process control equipment that face corrosive environments. With their leak-proof performance, durability, and resistance to wear and fatigue, these fittings stand out. Their exceptional combination of strength, corrosion resistance, and reliability makes them a top choice for demanding industrial and instrumentation applications.

Duplex Steel Tube Fittings Uses

Duplex steel tube fittings are widely used in various industries due to their exceptional corrosion resistance, high strength, and durability. Common applications include oil and gas exploration, chemical processing, and marine environments, where they handle harsh conditions. They are also utilized in pulp and paper manufacturing, wastewater treatment, and power generation. Their excellent weldability makes them suitable for complex piping systems, ensuring leak-tight connections and enhanced performance in high-pressure and high-temperature applications. Overall, duplex steel tube fittings provide reliable solutions for demanding industrial requirements.