Monel Pipe Fittings

Nguyen Fittings and Plates is a leading supplier of high-quality Monel Pipe Fittings, known for strong resistance to corrosive and marine environments. Produced to ASTM B366 and ASME B16.9 standards, our Monel buttweld fittings come in elbows, reducers, tees, and caps. Made from Monel 400 and Monel K500, these fittings balance corrosion resistance, strength, and thermal stability. They are commonly used in industries handling seawater, chemicals, hydrocarbons, and acidic fluids, ensuring leak-proof operation and long-term reliability even under demanding mechanical and thermal conditions.

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Monel Pipe Fittings Specification

Specifications : ASTM B366 / ASME SB366
Dimensions : ASME/ANSI B16.9, ASME B16.28, MSS-SP-43, BS4504, BS4504, BS1560, BS10 ASME 16.11, MSS SP-79, 83, 95, 97, BS 3799
Size : Seamless Butt Weld Fittings : 1/2″ – 10″ | Welded Butt Weld Fittings : 1/2″ – 48″
Schedule : SCH10, SCH20, SCH30, STD SCH40, SCH60, XS, SCH 80, SCH 100, SCH 120, SCH 140, SCH 160, XXS available with NACE MR 01-75
Bending Radius : R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom
Type : Seamless / ERW / Welded / Fabricated
Thickness :20 Swg., 18 Swg., 16 Swg., 14 Swg., 12 Swg., 10 Swg., & Sch. 10, Sch. 40, Sch. 80 etc.

Monel pipe fittings mainly contain nickel (up to 67%) and copper (up to 30%), with minor percentages of iron, manganese, and silicon. They feature a tensile strength of around 550–620 MPa, yield strength of at least 240 MPa, and excellent ductility, especially in low temperatures. Monel K500 variants also have aluminum and titanium for improved strength. These fittings excel in acidic, alkaline, and chlorinated environments, ensuring steady performance in aggressive fluid systems and marine structures.

Monel Pipe Fittings Chemical Composition

Grade	Ni	Fe	C	Mn	Si	Cu	Al	Ti	S
Monel 400	63.0- 70.00 max	2.50 max	0.3 max	2.00 max	0.50 max	Remainder	–	–	0.024 max
Monel K500	63.0 min	05 – 2	0.25 max	1.5 max	0.5 max	27.0 – 33.0	2.3 – 3.15	0.35 – 0.85	0.010 max

Monel Alloy Pipe Fittings Mechanical Properties

Grade	Tensile (ksi)	.2% Yield (ksi)	Elongation %	Hardness (HRb)
400	75 to 90	25 to 50	60 to 35	60 to 80
K500	Psi – 1,60,000 , MPa – 1100	Psi – 1,15,000 , MPa – 790	20 %	–

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Largest Monel Pipe Fittings Supplier in Da Nang, Vietnam

Nguyen Fittings is a leading supplier of Monel pipe fittings in Da Nang, Vietnam. We offer an extensive range of Monel fittings, renowned for their excellent corrosion resistance and high strength, which makes them perfect for demanding industrial applications like chemical processing, marine environments, and high-temperature systems. With a commitment to quality and reliable delivery, we ensure our clients receive top-tier products tailored to meet the specific needs of various industries.

We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.

If You Are Looking To Buy High Quality

Monel Alloy Pipe Fittings Equivalent Grade

STANDARD	UNS	WNR.	EN	JIS	GOST	AFNOR	BS
Monel 400	N04400	2.4360	NiCu30Fe	NW 4400	MNCM 28-2,5-1,5	NU-30M	NA 13
Monel K500	N05500	2.4375	–	–	–	–	–

Why Choose Monel Pipe Fittings from Nguyen Fittings?

Monel pipe fittings from Nguyen Fittings offer exceptional corrosion resistance, especially in seawater and harsh environments. They are known for their high strength, durability, and resistance to pitting and crevice corrosion, ensuring long-lasting performance. We provide precise manufacturing, quality control, and reliable service for diverse industrial applications.

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Monel pipe fittings offer numerous advantages, including excellent corrosion resistance, particularly in seawater, acidic environments, and high-temperature applications. They are highly durable and possess superior strength, making them ideal for demanding industries like marine, chemical, and oil & gas. Monel fittings resist pitting, crevice corrosion, and stress corrosion cracking, ensuring long-lasting performance. Additionally, they exhibit good weldability and machinability, allowing for easy fabrication and installation. Monel’s exceptional chemical compatibility and thermal resistance make it a versatile choice for various piping systems, ensuring reliability and longevity.

Types of Monel Pipe Fittings

Are Custom Sizes Available for Monel Pipe Fittings?

Yes, custom sizes for Monel pipe fittings are available at Nguyen Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@nguyenfittings.com.

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Application Industry of Monel Pipe Fittings

Monel pipe fittings see extensive use in seawater piping systems, petrochemical units, heat exchangers, chemical tanks, and nuclear applications. Their ability to withstand hydrofluoric acid, alkali solutions, and chloride stress corrosion makes them ideal for marine engines, pump systems, and refinery operations. In aerospace and chemical industries, they apply in settings requiring structural stability, fatigue resistance, and thermal durability. These fittings lessen corrosion-related failures and prolong equipment life, even under extreme chemical and environmental stress.