Monel K500 Machining Service
Monel K500 is a precipitation-hardening nickel-copper alloy. Precionn has professional experience in machining nickel-based alloys and can meet your various nickel-based alloy machining needs.
- Perfect material manufacturing process
- Highly competitive material prices
- 15+ years of experience in Nickel-based alloys machining
- Fast delivery
What is Monel K500?
Monel K500 is an “enhanced” version of Monel 400 (a classic corrosion-resistant nickel-copper alloy). By adding small amounts of aluminum (Al) and titanium (Ti) to Monel 400 and undergoing specific aging heat treatment, it achieves extremely high strength and hardness while maintaining the excellent corrosion resistance of Monel 400.
Monel K500 is harder than ordinary Monel because it contains aluminum and titanium. When the material is heated to a specific temperature (approximately 600°C) and held for a period of time (aging treatment), the aluminum and titanium form tiny intermetallic compound particles (called γ’ phase, chemical formula Ni3(Al,Ti)) with nickel at the grain boundaries. These tiny particles act like nails, holding dislocations in place and hindering metal deformation, thus significantly increasing strength.
Key material properties of Monel K500
Monel K500 chemical composition
- Ni:63%-70%
- Cu:27%-33%
- C:≤0.25%
- S:≤0.024%
- Fe:≤2.0%
- Mn:≤1.5%
- AL:≤2.3%~3.15%
- Ti:≤0.35%~0.85%
- Other impurities：margin
Monel K500 material properties
- Monel K500 density：8.44 g/cm³
- Monel K500 melting point：1300°C ~1390°C
- Monel K500 coefficient of thermal expansion:20°C ~ 100°C：12.8 × 10⁻⁶ /K
- Monel K500 is non-magnetic.
- Monel K500 thermal conductivity：23.9W/m·K
Monel K500 Mechanical properties
- Monel K500 tensile strength（solid solution）：≥700MPa
- Monel K500 tensile strength（After time-efficiency enhancement）：≥1000MPa
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Monel K500 Yield strength（solid solution） ：≥300MPa
- Monel K500 Yield strength（After time-efficiency enhancement） ：≥750MPa
- Monel K500 hardness After time-efficiency enhancement） ：HRC 28-35
How to machine Monel K500?
Monel K500 cnc machining
Monel alloys are difficult to machine (high plasticity, poor thermal conductivity, and prone to tool sticking). The main machining methods include CNC milling, CNC turning, and precision grinding. They are suitable for machining precision parts made of Monel K500 material.
Monel K500 Forging
Monel K500 forging is divided into cold working and hot working. Cold working is mainly used for precision forming and strength improvement, while hot working is suitable for forming large-sized blanks.
- monel K500 forging：Applicable products: flanges, forgings, pump body impeller blanks, shaft forgings.
- monel K500 cold forging：For the production of Monel K500 fasteners (bolts, nuts), the raw materials must undergo spheroidizing annealing or solution treatment to ensure plasticity.
Monel K500 Welding
Monel K500 has excellent weldability and is applicable to all conventional welding methods. The corrosion resistance of the welded joint is close to that of the base material.
- TIG/MIG welding:Suitable for connecting Monel K500 plate, Monel K500 pipes, and Monel K500 precision components.
- Arc welding: Suitable for Monel K500 thick plates, on-site installation
- Submerged arc welding: Suitable for batch welding of Monel K500 thick plates and Monel K500 storage tanks.
Manufacturing process of Monel K500 material
Precionn is a comprehensive superalloy materials manufacturing company that integrates the research and development, smelting, forging, heat treatment, cold forming, and finished product processing of Monel K500 materials.
smelting
Our company possesses a 50T smelting electric furnace, an LF refining furnace, a VOD furnace, and a VD furnace.
forging
Our company has a 5000T forging machine, which can form Monel K500 bars and plates of various diameters.
Heat treatment
Inconel can meet the processing needs of customers in different industries by using different heat treatment methods. The most common method is standard double aging(Solution Treatment + Double Aging,which is suitable for most Monel K500 bars and plates.
Hot rolling
Monel K500 can be hot-rolled into plates, bars, profiles, or tubes of various specifications.
Flaw detection
Monel K500 is commonly used in critical industries such as oil and gas. After our materials are manufactured, in addition to routine composition analysis using a spectrometer, we also conduct internal flaw detection to ensure the product is free of cracks and meets production safety requirements.
Why choose Precionn for custom Monel K500 parts?
Excellent manufacturing capabilities
A complete manufacturing process, from raw material production, CNC machining, to finished product inspection and shipment, can be completed with high quality.
preferential material costs
Precionn possesses complete material manufacturing capabilities, capable of independently completing processes from smelting, forging, heat treatment, hot rolling, and finished product inspection..
High-quality quality management
- System Certificate:ISO 9001，IS013485，AS9100D，IATF16949
- All materials must undergo spectrometer testing and physical property testing to ensure they meet the requirements for chemical composition and physical properties.
- All forged parts and welded materials undergo flaw detection to ensure that there are no internal cracks in the materials and products.
Customized solutions
- We have excellent stamping manufacturing capabilities and can customize Monel K500 parts.
- We have excellent CNC machining capabilities and can customize Monel K500 valves 、Monel K500 fasteners and Monel K500 flanges.
- We have extensive experience in supermaterial welding and can customize welding of Monel K500 valve ports and cladding welding to meet specific requirements.
Monel K500 applications
Energy and power industry
Corrosive media circulation systems suitable for thermal power generation, nuclear power, and other fields
- Power plants: Corrosion-resistant pipes and condensate heat exchanger components for flue gas desulfurization (FGD) systems.
- Nuclear power plant: Seawater cooling pipes for nuclear island auxiliary systems and accessories for radioactive wastewater treatment equipment (must meet relevant nuclear safety standards).
petroleum and chemical industry
Suitable for corrosive environments involving hydrofluoric acid, sulfuric acid, hydrochloric acid, alkaline solutions, and organic compounds.
- In the fluorochemical industry: Monel K500 is one of the few alloy materials that can be directly used in fluoride systems for the lining of hydrofluoric acid storage tanks, conveying pipelines, and reactor agitators.
- Petrochemical industry: corrosion-resistant components for crude oil distillation units, acidic oil and gas processing equipment, linings and inlet/outlet valves for gasoline storage tanks.
Marine engineering
Monel K500 is resistant to non-aerated corrosive media such as sulfuric acid, hydrochloric acid, and hydrofluoric acid, and is also resistant to high temperature, high pressure, and erosion.
- Seawater pump shaft, propeller shaft, valves, Monel K500 fasteners
- Submarine pipeline connectors, marine exploration equipment components
Monel K500 FAQS
We have a complete set of material manufacturing and testing equipment, capable of providing materials that meet the requirements of different national standards and achieve ASTM B164, ASTM B127, ASTM B165, ASTM B564 certification standards.
The price of Monel K500 bar stock is approximately $21.05 per pound, and the price of Monel K500 forgings is approximately $28.5 per pound.
When machining high-temperature alloys like Monel K500, their unique material properties (high strength, high hardness, and good corrosion resistance) typically cause significant tool wear and thermal stress. Therefore, CBN tools, ceramic tools, and TiAlN, TiCN, or AlTiN coated tools are required.
If the materials do not require customization, the fastest prototype production time is generally three days. If the materials require special customization, the prototype production time is generally 10 days.