Rene 41 Hex Bars Manufacturer, Stockist and Exporter

Rene 41 Hex Bars are engineered from a premium nickel-based superalloy designed to deliver exceptional performance in high-temperature service environments. These hexagonal bars offer high tensile strength, outstanding creep resistance, and reliable stress-rupture properties that remain stable even under extreme thermal conditions. Because of their precipitation-hardened structure, they maintain mechanical integrity during long exposure to elevated temperatures. Industries such as aerospace, gas turbines, defense, and power generation rely on Rene 41 Hex Bars for mission-critical components. Their ability to withstand oxidation at high temperatures makes them ideal for harsh operational settings. Even when subjected to fluctuating thermal cycles, they remain dimensionally stable. This combination of strength and thermal durability sets Rene 41 apart from many other high-temperature alloys.

The manufacturing of Rene 41 Hex Bars requires advanced metallurgical processes to achieve uniform strength, precise geometry, and superior surface finish. These bars are produced through forging, rolling, or precision machining methods that ensure consistency across all dimensions. Their hexagonal shape allows for efficient machining into aerospace fasteners, turbine engine components, and structural parts. Rene 41’s alloying elements—primarily nickel, chromium, and molybdenum—enhance its resistance to corrosion and scaling. The addition of titanium and aluminum enables precipitation hardening, increasing its mechanical performance. Even under severe load conditions, the bars retain exceptional fatigue strength. For industries needing stable performance under heat and pressure, this alloy provides unmatched reliability.

Rene 41 Hex Bars are widely used in aerospace applications due to their proven track record in jet engines and high-temperature structural assemblies. Their resistance to creep deformation at temperatures exceeding 1200°F ensures long service life in turbine blades, exhaust systems, and afterburner components. The alloy also performs exceptionally well where thermal cycling is constant, minimizing the risk of cracking or distortion. Manufacturers prefer Rene 41 for its ability to maintain tight tolerances even after prolonged exposure. The high hardness achieved through aging treatments further improves wear resistance. Its consistent performance under extreme conditions makes it a preferred material among engineers designing critical aircraft components. This reliability is essential for safety-critical aerospace systems.

Worldwide Rene 41 Hex Bars Manufacturer, Stockist and Exporter

Beyond aerospace, Rene 41 Hex Bars play a vital role in industries such as petrochemical, power generation, automotive racing, and energy processing. Their superior strength-to-weight ratio makes them advantageous for designing compact, high-efficiency components. In gas and steam turbines, the bars are used where thermal stability and oxidation resistance are essential. In chemical processing environments, Rene 41 resists corrosive gases and high-temperature reactions. The hex bars can be precisely machined for fittings, fasteners, valve parts, and high-pressure equipment. Even in mechanical systems exposed to rapid temperature variations, they deliver dependable performance. Their ability to hold mechanical properties without degradation makes them valuable in demanding operational environments.

The corrosion resistance of Rene 41 Hex Bars is a notable reason for their popularity in harsh industrial settings. These bars withstand oxidation and scaling at elevated temperatures, making them suitable for combustion chambers and thermal shielding components. Chromium content provides a protective oxide layer, while molybdenum enhances resistance to localized attack. The alloy’s chemistry delivers stability in aggressive chemical environments such as acidic gases and high-temperature steam. This makes it an excellent choice for parts that must endure thermal stress and corrosive exposure simultaneously. Even after repeated heating and cooling cycles, their protective layer remains intact. This durability ensures extended component lifespan, reducing downtime and maintenance costs.

Rene 41 Hex Bars

Machining Rene 41 Hex Bars requires skilled handling due to their high hardness and strength, especially after heat treatment. Specialized tools, controlled speeds, and advanced machining techniques are often necessary to achieve precise results. Despite its machining challenges, the alloy offers outstanding fatigue resistance in the final product. This ensures that components maintain structural integrity under cyclic loading and vibration conditions. Engineers often choose Rene 41 for applications where reliability and long-term stability are essential. The bars can be heat-treated to achieve various hardness levels depending on the application’s needs. With proper processing, the final components offer superior durability compared to conventional alloys. This makes Rene 41 ideal for performance-critical applications.

Rene 41 Hex Bars are available in a wide range of dimensions, allowing manufacturers to select sizes that meet their exact engineering specifications. Their uniform hexagonal geometry makes them suitable for applications requiring strong grip, precise fitting, and high structural rigidity. These bars are commonly supplied in forged, rolled, or aged conditions to meet international quality standards. Their high temperature capability ensures dependable performance in turbine engines, aerospace fasteners, and exhaust assemblies. With excellent mechanical properties across various temperature ranges, they are trusted for both static and dynamic load applications. Their reliability reduces the need for frequent replacements in critical systems. This makes Rene 41 a valuable material wherever performance cannot be compromised.

Rene 41 Hex Bars

Specifications

Rene 41 Hex Bars – Specifications
Standard AMS 5545, AMS 5706, AMS 5712, ASTM B638
Material Nickel-Based Superalloy (Rene 41)
Form Hexagonal Bars / Hex Rods
Size Range 10 mm to 200 mm (Custom sizes available)
Finishes Bright Finish, Solution Treated, Aged Condition, Black Finish
Manufacturing Process Forged, Rolled, Heat Treated, Precision Machined
Application Industries Aerospace, Turbine Engines, Power Generation, Chemical Processing

Chemical Composition (Typical Ranges)

Rene 41 Hex Bars – Chemical Composition
Nickel (Ni) Balance
Chromium (Cr) 18.0 – 20.0%
Iron (Fe) 5.0% max
Molybdenum (Mo) 9.0 – 10.5%
Cobalt (Co) 10.0 – 12.5%
Titanium (Ti) 3.0 – 3.3%
Aluminum (Al) 1.4 – 1.7%
Silicon (Si) 0.5% max
Manganese (Mn) 0.1% max
Carbon (C) 0.06 – 0.12%
Boron (B) 0.005 – 0.015%

Mechanical Properties

Rene 41 Hex Bars – Mechanical Properties
Tensile Strength 1310 MPa (190 ksi)
Yield Strength (0.2% Offset) 965 MPa (140 ksi)
Elongation 12 – 16%
Hardness 35 – 42 HRC (Solution Treated & Aged)
Density 8.28 g/cm³
Melting Point 1350°C – 1400°C
Operating Temperature Range Up to 980°C (1800°F)

Dimension Chart

Rene 41 Hex Bars – Dimension Chart
Hex Size (Across Flats) Diameter (mm) Weight (kg/m)
10 mm 10 0.69
12 mm 12 0.99
14 mm 14 1.35
17 mm 17 1.90
19 mm 19 2.42
22 mm 22 3.16
25 mm 25 4.04
30 mm 30 5.86
36 mm 36 8.43
41 mm 41 11.00
46 mm 46 13.62
50 mm 50 16.07

Equivalent H21s

Rene 41 Hex Bars – Equivalent Grades (H21s Table)
UNS Number N07041
W.Nr. (Werkstoff) 2.4973
EN Standard Nickel Alloy – Custom Superalloy Grade
AMS Standard AMS 5545, AMS 5706, AMS 5712
ASTM Standard ASTM B638
ISO Equivalent Nickel-Based High-Temperature Alloy
Trade Names Rene® 41, Alloy 41 High-Temp Superalloy

We offer a wide range of Rene 41 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 Rene 41 Hex Bars manufacturer, stockist, and exporter. Our products serve both domestic industrial hubs and global industries, delivering high-performance Hastelloy bars that meet stringent engineering and quality standards.

Frequently Asked Questions (FAQs)

What are Rene 41 Hex Bars?
Rene 41 Hex Bars are premium nickel-based superalloy hexagonal bars designed for high-temperature and high-strength applications, commonly used in aerospace, gas turbines, and power generation industries.
What is the chemical composition of Rene 41?
Rene 41 is primarily nickel-based, with chromium (18–20%), cobalt (10–12.5%), molybdenum (9–10.5%), titanium (3–3.3%), aluminum (1.4–1.7%), and trace elements like carbon, boron, manganese, and silicon.
What are the mechanical properties of Rene 41 Hex Bars?
The alloy offers a tensile strength of 1310 MPa, yield strength of 965 MPa, elongation of 12–16%, hardness of 35–42 HRC, and operates reliably up to 980°C (1800°F).
In which industries are Rene 41 Hex Bars used?
They are used extensively in aerospace (jet engines, exhaust systems), gas and steam turbines, chemical processing equipment, and high-performance automotive and defense applications.
What sizes and forms are available?
Rene 41 Hex Bars are available in hexagonal sizes ranging from 10 mm to 200 mm, supplied in forged, rolled, solution-treated, and aged conditions, with bright or black finishes.

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 Rene 41 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