Monel K500 Seamless Pipes Manufacturer and Supplier Thailand

Monel K500 Seamless Pipes is a corrosion-resistant pipe made from a nickel-copper alloy that includes aluminum and titanium for added strength. Thaida is a leading monel K500 seamless pipes manufacturer and supplier based in Chon Buri, Thailand, delivering premium-grade products that comply with ASTM B165 standards. We offer a wide selection of sizes at a competitive price, ensuring flexibility for various industrial applications. Monel K500 seamless pipe is known for its high strength retention at elevated temperatures, making it suitable for demanding environments like marine engineering, offshore oil platforms, and chemical processing. We manufacture it through precision hot or cold drawing, heat treatment, and rigorous quality checks. Our global delivery service and complete testing documentation makes us a global leader in the supply of high-performance Monel K500 seamless piping.

Product Information of Monel K500 Seamless Pipes

Monel K500 seamless pipes are pipes designed for increased toughness, hardness, and durability in demanding environments. Alloy K500 seamless pipe delivers superior strength and hardness properties while maintaining excellent corrosion resistance compared to monel 400 grade. The seamless construction ensures uniform structure, no welds, and high mechanical integrity, making it ideal for high-pressure applications. Manufactured in forms such as cold-drawn, hot-finished, or annealed tubing, these pipes comply with key industry standards including ASTM B163 and ASME SB165. With an outside diameter ranging from 6mm to 219mm and wall thicknesses as per industrial requirements, these DIN 17751 pipes perform reliably under elevated temperatures. Their consistent chemical composition and mechanical properties at elevated temperatures further support their role in critical service environments.

k500-pipes

Key Benefits of Monel K500 Seamless Pipes

Monel K500 seamless pipe benefits such as high strength, corrosion resistance, excellent performance under extreme conditions and more are listed below.

Corrosion Resistance

High strength and durability

Alloy K500 seamless pipe provides superior high tensile and yield strength, making it ideal for high-pressure and heavy-load applications.

Hygienic Properties

Fatigue and stress-corrosion resistance

The nickel-copper alloy composition ensures excellent resistance to fatigue and stress-corrosion cracking, especially in harsh marine and chemical environments.

Durability and Strength

Good weldability

Despite its hardness properties, Monel K500 maintains good weldability, allowing for easier fabrication and installation.

Environmental Sustainability

Enhanced mechanical properties

With a high modulus of elasticity and moderate to high hardness, it maintains structural integrity under demanding mechanical stress.

Low Maintenance

Wear and abrasion resistance

The hardened structure resists surface wear and abrasion, extending service life in aggressive operational settings.

Versatility

High temperature performance

These pipes retain their mechanical strength and corrosion resistance at elevated temperatures, making them suitable for thermal and pressure-intensive environments.

Why Choose Thaida For Monel K500 Seamless Pipes

Thaida Stainless Steel Manufacturing (Thailand) Co., Ltd. is a reliable Monel K500 seamless pipe supplier in Thailand, offering high-quality, durable, and corrosion-resistant products. Our pipes conform to global standards such as ASTM B163 and UNS N05500, ensuring excellent mechanical properties and consistent chemical composition. Available in various outside diameters and wall thickness specifications, our Monel K500 seamless pipes are ideal for high-pressure, high-temperature, and corrosive environments. With a commitment to quality, prompt delivery, and customer satisfaction, we stand out as your trusted partner for alloy K500 seamless pipe.

Competitive Pricing

Competitive Pricing

Global Exports Expertise

Global Exports Expertise

Large Inventory & Fast Dispatch

Large Inventory & Fast Delivery

Custom Sizes & Finishes

Custom Sizes & Special Orders

Industry Certifications & Compliance

Industry Certifications & Compliance

Long service life in harsh conditions

Premium Materials & Strict Quality Control

After-Sales Support, Service- Technical Support

After-Sales Support & Service

In-House Testing & Full Traceability

In-House Testing & Full Traceability

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Standard Specification of ASTM B163 Seamless Pipes

The following monel K500 seamless pipe specifications highlight size, pipe schedule, length, surface finish and more are listed below.

ASTM Specification ASTM B165
Standard ASTM / ASME B165 Seamless Pipes
ASTM B165 Monel K500 Seamless Pipes Size 4 to 219mm W. T.: 0.5 to 20mm
Swg & Bwg 12 Swg., 10 Swg., 16 Swg., 14 Swg., 20 Swg., 18 Swg.,
Monel K500 Seamless Pipes Schedule XS, SCH30, SCH40, XXS, SCH80, SCH120, SCH60, SCH140, STD, SCH10, SCH10S, SCH40S, SCH80, SCH20, SCH5, SCH160
Monel K500 Seamless Pipes Length Double Random, Single Random, Standard & Cut length Pipes
Finish Polished, AP (Annealed & Pickled), BA (Bright & Annealed), MF, NO.1, NO.4, 2B, BA, HL, 8K, Mirror finish, etc
Form Monel are available in form of Round, Square, Hollow, Rectangular, Hydraulic, Coiled, Straight Pipes, “U” Shape, Pan Cake Coils etc.
Type of Monel Alloy K500 Seamless Pipes Seamless
Monel K500 Seamless Pipes End Plain End, Beveled End, Treaded Pipes, Screwed ends
Marking on Monel K500 Seamless Pipes All ASTM B165 Monel K500 Seamless Pipes are marked as follows: Standard, Grade, OD, Thickness, Length, Heat No. (Or according to the customer’s request.)
Application of Monel K500 Seamless Pipes Dairy Pipes, Oil Pipes, Gas Pipes, Fluid Pipes, Boiler Pipes for Chemical Industry
Value Added Service Draw & Expansion as per required Size & Length, Polish (Electro & Commercial) Annealed & Pickled Bending, Machining Etc.
Specialize in Large Diameter Monel K500 Seamless Pipes
Monel K500 Seamless Pipes manufacturing Technique Cold drawn, hot drawn, bright annealed, solid solution, hot extruding
Monel K500 Seamless Pipes Test Certificate Manufacturer Test Certificate 
Laboratory Test Certificate from Govt. Approved Lab. 
Under Third Party Inspection
Material Test Certificates (MTC) Material Test Certificates (MTC) as per EN 10204/3.1B, EN 10204 3.1 and EN 10204 3.2, 100% Radiography Test Report, Heat Treatment Charts, Raw Materials Certificate, Third Party Inspection Report, Fumigation Certificates, Monel HS Code Commercial Invoice, Form A for Generalized System of Preferences (GSP)
We can also cut, thread, and groove Monel Alloy K500 Seamless Pipes to meet your specifications. Monel K500 Seamless Pipes Dimension ANSI/ ASME B36.10, B36.19, B2.1

Chemical Composition of K500 Monel Seamless Pipes

The size chart of duplex steel pipes includes outer diameter and schedule specifications for accurate selection.

Grade C Mn Si S Cu Fe Ni Cr
Monel K500 Pipes 0.25 max 1.50 max 0.50 max 0.010max 27.00 – 33.00max 0.5 – 2 63.00 min

The key mechanical characteristics of UNS N05500 seamless pipes including tensile strength and hardness are given below.

Alloy K500 Element Alloy K500 Density Alloy K500 Melting Point Alloy K500 Tensile Strength Alloy K500 Yield Strength (0.2%Offset) Elongation
Monel K500 Pipes 8.44g\cm3 1350 °C (2460 °F) Psi – 160000 , MPa – 1100 Psi – 115000 , MPa – 790 20%

The equivalent table for monel K500 pipes outlines global standards, grade names, and UNS designations.

ALLOY WERKSTOFF NR. UNS JIS BS GOST AFNOR EN
Monel K500 Pipes/ Tubes 2.4375 N05500

Our alloy K500 size chart includes wall thickness, outside diameter, sizes for precise pipeline configuration.

ASTM B165 monel k500 Pipes OD
mm
Pipe WT
mm
in. Sch Kg/m
13.72 1.65 1/4 10S 0.50
13.72 2.24 1/4 40S 0.64
13.72 3.02 1/4 80S 0.81
17.15 1.65 3/8 10S 0.64
17.15 2.31 3/8 40S 0.86
17.15 3.20 3/8 80S 1.12
21.34 2.11 1/2 10S 1.02
21.34 2.77 1/2 40S 1.29
21.34 3.73 1/2 80S 1.65
26.67 2.11 3/4 10S 1.30
26.67 2.87 3/4 40S 1.71
26.67 3.91 3/4 80S 2.23
33.40 2.77 1 10S 2.13
33.40 3.38 1 40S 2.54
33.40 4.55 1 80S 3.29
33.40 6.352) 1 160 4.30
42.16 2.77 10S 2.73
42.16 3.56 40S 3.44
42.16 4.85 80S 4.53
42.16 6.352) 160 5.69
48.26 2.77 10S 3.16
48.26 3.68 40S 4.11
48.26 5.08 80S 5.49
60.33 2.77 2 10S 3.99
60.33 3.91 2 40S 5.52
60.33 5.54 2 80S 7.60
60.33 8.742) 2 160 11.29
73.03 3.05 10S 5.35
73.03 5.16 40S 8.77
73.03 7.01 80S 11.59
88.90 3.05 3 10S 6.56
88.90 5.49 3 40S 11.47
88.90 7.62 3 80S 15.51
88.90 11.132) 3 160 21.67
101.60 3.05 10S 7.53
101.60 5.74 40S 13.78
101.60 8.08 80S 18.92
114.30 3.05 4 10S 8.50
114.30 6.02 4 40S 16.32
114.30 8.56 4 80S 22.67
114.30 13.492) 4 160 34.05
141.30 6.55 5 40S 22.10
141.30 9.53 5 80S 31.44
141.30 15.882) 5 160 49.87
168.28 3.4 6 10S 14.04
168.28 7.11 6 40S 28.69
168.28 10.97 6 80S 43.21
168.28 14.27 6 120 54.75
168.28 18.262) 6 160 68.59
219.08 8.18 8 40S 43.20
219.08 12.7 8 80S 65.63
219.08 18.23 8 120 91.30
219.08 23.012) 8 160 112.97

The pressure rating chart for K500 seamless pipe shows how temperature and schedule affect pipe pressure limits.

ASTM B165 Monel 400 Seamless Pipes OD
mm
Pipe WT
mm
in. Sch Kg/m
13.72 1.65 1/4 10S 0.50
13.72 2.24 1/4 40S 0.64
13.72 3.02 1/4 80S 0.81
17.15 1.65 3/8 10S 0.64
17.15 2.31 3/8 40S 0.86
17.15 3.20 3/8 80S 1.12
21.34 2.11 1/2 10S 1.02
21.34 2.77 1/2 40S 1.29
21.34 3.73 1/2 80S 1.65
26.67 2.11 3/4 10S 1.30
26.67 2.87 3/4 40S 1.71
26.67 3.91 3/4 80S 2.23
33.40 2.77 1 10S 2.13
33.40 3.38 1 40S 2.54
33.40 4.55 1 80S 3.29
33.40 6.352) 1 160 4.30
42.16 2.77 10S 2.73
42.16 3.56 40S 3.44
42.16 4.85 80S 4.53
42.16 6.352) 160 5.69
48.26 2.77 10S 3.16
48.26 3.68 40S 4.11
48.26 5.08 80S 5.49
60.33 2.77 2 10S 3.99
60.33 3.91 2 40S 5.52
60.33 5.54 2 80S 7.60
60.33 8.742) 2 160 11.29
73.03 3.05 10S 5.35
73.03 5.16 40S 8.77
73.03 7.01 80S 11.59
88.90 3.05 3 10S 6.56
88.90 5.49 3 40S 11.47
88.90 7.62 3 80S 15.51
88.90 11.132) 3 160 21.67
101.60 3.05 10S 7.53
101.60 5.74 40S 13.78
101.60 8.08 80S 18.92
114.30 3.05 4 10S 8.50
114.30 6.02 4 40S 16.32
114.30 8.56 4 80S 22.67
114.30 13.492) 4 160 34.05
141.30 6.55 5 40S 22.10
141.30 9.53 5 80S 31.44
141.30 15.882) 5 160 49.87
168.28 3.4 6 10S 14.04
168.28 7.11 6 40S 28.69
168.28 10.97 6 80S 43.21
168.28 14.27 6 120 54.75
168.28 18.262) 6 160 68.59
219.08 8.18 8 40S 43.20
219.08 12.7 8 80S 65.63
219.08 18.23 8 120 91.30
219.08 23.012) 8 160 112.97

Monel K500 Seamless Pipes Manufacturing Process

Following are the 5 steps involved in the monel K500 seamless pipe manufacturing process to achieve high-quality output.

Monel Seamless Pipes Manufacturing Process

1. Raw Material Selection

High-quality monel billets and strips are carefully selected for superior strength and corrosion resistance.

2. Pipes Formation
The selected raw material is formed into pipes using seamless extrusion methods, depending on the application.

3. Heat Treatment
Pipes undergo required controlled heat treatment to enhance mechanical properties and relieve internal stresses.

4. Cold Working and Finishing
After heat treatment, pipes are cold-worked for better surface finish, dimensional accuracy and improved strength.

5. Quality Control and Testing
Every pipe is thoroughly inspected and tested to ensure it meets international quality standards for performance and reliability.

Applications Of Monel K500 Seamless Pipes

Monel K500 Seamless Pipes are primarily used in the marine industry for pump shafts, seawater valves, and offshore oil rigs. They are also used in chemical processing and oil & gas industries for non-magnetic and high-pressure environments.

Marine Engineering

Heat Exchangers and Condensers

Chemical and Petrochemical Processing

Power Generation

Submarine and Naval Components

Valves and Fasteners in Corrosive Environments

Architectural and Structural Applications

Pump Shafts and Impellers

Offshore Oil and Gas Platforms

Want the best price for Monel K500 Seamless Pipes? Get a quick quote today

FAQ's

Can Monel K500 Seamless Pipes be used in high-temperature applications?

Monel K500 Seamless Pipes can be used in some high-temperature applications, but its primary use is for its high strength and corrosion resistance. Its strength is maintained up to about 1200 ∘ F (650 ∘ C). To maintain its excellent mechanical properties, especially high strength, it is usually limited to temperatures below about 1000°F (538°C).

Monel K500 Seamless Pipes are typically manufactured to meet standards such as ASTM B165 (for seamless pipe and tube) and ASME SB-165. These specifications define the required chemical composition, mechanical properties, and testing procedures. Adhering to these standards ensures the pipes are safe and reliable for industrial use.

The main difference between Monel 400 and Monel K-500 is the addition of aluminum and titanium in K-500. This compositional change allows K-500 to be heat-treated (aged), which dramatically increases its tensile strength and hardness. Monel 400 is a solid-solution alloy, while K-500 is precipitation-hardenable.

Yes, Monel K500 Seamless Pipes are perfectly suited for high-pressure systems. Their seamless construction provides uniform integrity, and the alloy’s high yield and tensile strength is exceptional. This combination allows for a higher maximum allowable pressure, making them a top choice for severe-duty fluid handling.

Monel K500 is used where a material needs both high corrosion resistance and extreme strength. Common applications include pump shafts and impellers in marine environments, oil well tools, and valve components. Its non-magnetic properties also make it useful for instruments in electronics.

The minimum yield strength of age-hardened Monel K500 Seamless Pipes is typically around 700 MPa (100,000 psi). This very high value is achieved after the required precipitation hardening heat treatment. This strength allows K500 components to resist deformation under intense mechanical loads and high pressure.

Monel K500 is mainly composed of nickel (around 63% minimum) and copper (around 27% to 33%). The critical hardening elements are aluminum (2.3% to 3.15%) and titanium (0.35% to 0.85%). These alloying elements provide the material with its unique combination of strength and corrosion resistance.

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