Monel K500 Hex Bars Manufacturer, Stockist and Exporter

Monel K500 Hex Bars are high-strength nickel-copper alloy bars widely used in marine, chemical, and aerospace applications. Known for their exceptional corrosion resistance, these bars are particularly effective against seawater and acidic environments. The unique composition of Monel K500 combines nickel, copper, and small additions of aluminum and titanium. This combination provides both toughness and corrosion resistance, making it ideal for critical components. Hex bars offer ease of machining and consistent dimensional stability. Their uniform cross-section ensures precise fabrication in mechanical assemblies. Industries rely on Monel K500 Hex Bars for parts that demand durability under high-stress conditions.

The mechanical properties of Monel K500 Hex Bars are enhanced through precipitation hardening. This treatment increases strength without compromising corrosion resistance, allowing bars to withstand heavy loads. The bars are available in various diameters and lengths to suit diverse engineering needs. Monel K500 exhibits excellent fatigue resistance, making it suitable for rotating shafts and high-pressure valve components. Its thermal stability allows it to perform reliably at elevated temperatures. The alloy also maintains strength at sub-zero temperatures, widening its range of applications. Precision in manufacturing ensures each hex bar meets strict industrial standards.

Monel K500 Hex Bars are commonly used in marine propellers, pump shafts, and seawater handling systems. The alloy’s resistance to pitting and stress corrosion cracking makes it ideal for harsh environments. It is also used in chemical processing equipment where acids and alkalis are present. The bars’ versatility allows them to be fabricated into custom parts for aerospace applications. Monel K500 can withstand both mechanical stress and chemical exposure simultaneously. Its combination of toughness, ductility, and corrosion resistance ensures long service life. Engineers often select this alloy for mission-critical components that cannot fail under extreme conditions.

Worldwide Monel K500 Hex Bars Manufacturer, Stockist and Exporter

The chemical composition of Monel K500 includes approximately 63% nickel and 28–34% copper, with small amounts of iron, manganese, and trace elements. Aluminum and titanium are added to promote precipitation hardening. This composition gives the alloy a unique balance of strength and corrosion resistance. It performs exceptionally well in reducing and oxidizing environments. The alloy is resistant to acids like hydrochloric, sulfuric, and hydrofluoric acid in certain concentrations. Monel K500 is also immune to alkali attack, which extends its applications in chemical plants. Its corrosion resistance ensures minimal maintenance and long-term reliability.

Monel K500 Hex Bars are available in hot-rolled and cold-finished conditions. Hot-rolled bars provide toughness and are ideal for heavy-duty applications. Cold-finished bars offer improved surface finish and dimensional accuracy. The hexagonal shape allows for easy handling and machining into bolts, fasteners, and industrial components. The bars can be welded using standard techniques, maintaining mechanical properties near the welded zone. Surface finishing options include polishing and coating for enhanced aesthetics. The combination of strength, corrosion resistance, and machinability makes Monel K500 Hex Bars a premium choice in specialized industries.

Monel K500 Hex Bars

In addition to mechanical and chemical benefits, Monel K500 Hex Bars offer excellent wear resistance. This property ensures minimal material loss in high-friction environments. The alloy maintains dimensional stability even under cyclical loading and thermal fluctuations. Its high fatigue resistance is critical in rotating machinery and aerospace components. The bars are widely stocked and supplied in standard and custom sizes. They are compatible with standard machining tools, reducing fabrication costs. The ease of handling, combined with superior performance, ensures that Monel K500 remains a preferred choice for engineers worldwide.

Monel K500 Hex Bars are backed by comprehensive testing and quality assurance standards. Manufacturers provide chemical and mechanical certifications to ensure compliance with ASTM B164 and other relevant standards. Users benefit from the alloy’s long-term reliability in demanding conditions. Applications range from marine engineering and chemical processing to aerospace and defense. The alloy’s adaptability to precipitation hardening allows engineers to customize strength according to requirements. Monel K500 Hex Bars provide a combination of high performance, corrosion resistance, and dimensional precision that few alloys can match. Their continued popularity stems from proven performance in critical industrial applications.

Monel K500 Hex Bars

Specifications

Property Specification / Value
Alloy Type Nickel-Copper (Monel K500)
Shape Hex Bar
Standard ASTM B164 / AMS 4640
Size Range Hex 10 mm to 200 mm (custom sizes available)
Length 1 m to 6 m (or as per customer requirement)
Surface Finish Hot Rolled / Cold Finished / Polished
Heat Treatment Solution Annealed & Precipitation Hardened
Density 8.44 g/cm³
Corrosion Resistance Excellent resistance to seawater, acids, and alkalis
Applications Marine, Chemical, Aerospace, Pump Shafts, Valves

Chemical Composition (Typical Ranges)

Element Composition (Weight %)
Nickel (Ni) 63.0 min
Copper (Cu) 28.0 – 34.0
Iron (Fe) 2.0 max
Manganese (Mn) 0.5 max
Aluminum (Al) 2.2 – 3.15
Titanium (Ti) 0.3 – 0.6
Carbon (C) 0.30 max
Silicon (Si) 0.5 max
Sulfur (S) 0.025 max

Mechanical Properties

Property Value / Specification
Tensile Strength (UTS) 900 – 1,270 MPa (130 – 185 ksi)
Yield Strength (0.2% offset) 450 – 620 MPa (65 – 90 ksi)
Elongation (in 50 mm) 20 – 30%
Hardness (Rockwell B) 95 – 105 HRB (Solution Annealed) / 160 – 190 HRB (Precipitation Hardened)
Density 8.44 g/cm³
Modulus of Elasticity 179 GPa (26,000 ksi)
Fatigue Strength ≈ 280 MPa (at 10⁷ cycles)
Operating Temperature Range -253°C to 427°C (-423°F to 800°F)
Corrosion Resistance Excellent resistance to seawater, acids, and alkalis

Dimension Chart

Hex Size (Across Flats) Approx. Width (mm) Approx. Width (inches) Length (Standard) Length (Custom)
10 mm 10 0.394 1 – 6 m Custom
20 mm 20 0.787 1 – 6 m Custom
30 mm 30 1.181 1 – 6 m Custom
40 mm 40 1.575 1 – 6 m Custom
50 mm 50 1.969 1 – 6 m Custom
75 mm 75 2.953 1 – 6 m Custom
100 mm 100 3.937 1 – 6 m Custom
150 mm 150 5.906 1 – 6 m Custom
200 mm 200 7.874 1 – 6 m Custom

Equivalent H21s

Standard Equivalent Grade / Alloy Notes
ASTM B164 Monel K500 Nickel-copper alloy with precipitation hardening
AMS 4640 Monel K500 Aerospace specification for high-strength K500
UNS N05500 Monel K500 Unified numbering system equivalent
DIN / EN 2.4375 European equivalent of Monel K500
JIS NK500 Japanese standard equivalent

We offer a wide range of Monel K500 Hex Bars in various diameters, lengths, and finishes. Our bars are supplied with hot-rolled, cold-drawn, and centerless ground finishes, ensuring superior surface quality and dimensional accuracy. Custom cutting, polishing, and packaging services are also available to meet specific project requirements.

With a strong inventory, reliable distribution network, and dedicated customer support, Shakti Forge India continues to strengthen its position as a leading Monel K500 Hex Bars manufacturer, stockist, and exporter. Our products serve both domestic industrial hubs and global industries, delivering high-performance Monel bars that meet stringent engineering and quality standards.

Frequently Asked Questions (FAQs)

What is Monel K500 Hex Bar?
Monel K500 Hex Bar is a nickel-copper alloy bar with added aluminum and titanium, known for its high strength and excellent corrosion resistance, especially in marine and chemical environments.
What are the common applications of Monel K500 Hex Bars?
They are widely used in marine engineering, chemical processing, aerospace components, pump shafts, valves, and other high-stress applications where corrosion resistance is critical.
What is the chemical composition of Monel K500?
Monel K500 typically contains 63% nickel, 28–34% copper, with small amounts of iron, manganese, carbon, aluminum (2.2–3.15%), and titanium (0.3–0.6%) to enhance strength through precipitation hardening.
What are the mechanical properties of Monel K500 Hex Bars?
It has a tensile strength of 900–1,270 MPa, yield strength of 450–620 MPa, elongation of 20–30%, and hardness ranging from 95–105 HRB (solution annealed) up to 160–190 HRB (precipitation hardened).
What sizes are available for Monel K500 Hex Bars?
Hex bars are available in sizes ranging from 10 mm to 200 mm across flats, with lengths from 1 m to 6 m, and custom sizes are available upon request.

Cities we have supplied our products to

Mumbai, Delhi, Bengaluru(Bangalore), Hyderabad, Chennai, Kolkata, Pune, Ahmedabad, Surat, Vadodara, Rajkot, Nagpur, Indore, Bhopal, Jaipur, Kanpur, Lucknow, Agra, Varanasi, Amritsar, Chandigarh, Mysuru (Mysore), Udaipur, Jodhpur, Visakhapatnam, Coimbatore, Madurai, Kochi, Thiruvananthapuram, Mangalore, Nashik, Kolhapur, Chandrapur, Akola, Vilayat, Somnath, Dahej, Narmada, Ankleshwar, Navsari, Valsad, Rajpipla, Veraval,Kovvur, Andra Pradesh,Karwar, Karnataka,Kosamba, Gujarat, Vishakapatnam, Shahad, Pondicherry, Kakkinada, Pradesh, Nagda, Madhya Pradesh,Harihar, Karnataka, Tuticorin, Tamilnadu, Trivandrum, KeralaKurnool, Rourkela, Hindupur, Orissa, Renukoot, Uttar Morbi, Kerala ,Himachal, Dehradun, Visakhapatnam ,Jamnagar, Kozhikode, Ludhiana,Latur, Nanded, Vijaywada, Alwar, Bareilly, Bikaner, Andheri, Marol, Taloja, Turbhe, TTC (Thane-Belapur), Pimpri-Chinchwad, Chakan, Talegaon, Ranjangaon, Jejuri, Baramati, Satpur, Ambad, Sinnar, Igatpuri, Shendra, Waluj, Chikalthana, Paithan, Hingna, Butibori, Kalmeshwar, Umred, Shiroli, Kagal, Gokul Shirgaon, Akkalkot, Chincholi, Lote-Parshuram, Dombivli, Ambernath, Mahad, Roha, Palghar, Tarapur (Boisar)

Cities we have supplied our products to

South Korea, Africa, Sri Lanka, Syria, Taiwan, Tanzania, Tajikistan, Thailand, Turkey, Turkmenistan, Ukraine, United Kingdom, Arab Emirates (UAE), Uzbekistan, Vietnam, Yemen, France, Germany, Greece, Oman, Colombia, Portugal, Japan, Lithuania, Macau, Mongolia, Qatar, Ireland, Malaysia, Bangladesh, Russia, Iran, Jordan, Singapore, Bulgaria, Poland, Denmark, Nigeria, Gambia, Indonesia, Finland, Argentina, Chile, Spain, Peru, Kuwait, India, Saudi Arabia, Slovakia, Slovenia, Sweden, Switzerland, Bahrain, the Netherlands, United Kingdom, Mexico, Bulgaria, Spain, France, Germany, Colombia, Brazil, Saudi Arabia, Iraq, Iran, Sudan, Libya, Tanzania, Nigeria, New Zealand, Paris, Switzerland

Applications of Monel K500 Hex Bars

  • Oil & Gas Industry – pipelines, offshore rigs, valves, and fittings
  • Chemical Processing Plants – heat exchangers, reactors, and storage vessels
  • Marine & Shipbuilding – propeller shafts, seawater systems, and pumps
  • Aerospace – jet engines, turbine blades, and structural components
  • Power Generation – nuclear plants, boilers, and steam generators
  • Automotive – exhaust systems, sensors, and performance parts
  • Pharmaceutical & Food Industry – equipment requiring hygiene and corrosion resistance
  • Construction & Infrastructure – high-strength fasteners, joints, and supports