Alloy 625 Round Bars Manufacturer, Stockist and Exporter
Alloy 625 Round Bars are premium nickel-chromium-molybdenum alloys designed for extreme environments. They offer outstanding resistance to oxidation, corrosion, and pitting in high-temperature and harsh chemical conditions. These bars are widely used in aerospace, chemical processing, marine applications, and power generation industries. Available in various diameters and lengths, Alloy 625 Round Bars ensure reliable performance and longevity. Their versatility makes them suitable for components exposed to seawater, acids, and industrial gases. Fabrication options include hot-rolled, cold-drawn, and precision-machined bars. Overall, they are ideal for demanding applications requiring strength and corrosion resistance.
Specifications: Alloy 625 Round Bars comply with international standards like ASTM B443, ASTM B446, and ASME SB-443. The bars have excellent mechanical properties, including tensile strength, yield strength, and hardness. They are produced with tight tolerances and superior surface finish for precision applications. The high nickel and chromium content ensures stability under thermal cycling. These bars are compatible with welding, machining, and forming processes. Heat treatment can enhance mechanical strength further without compromising corrosion resistance. Overall, the specifications make Alloy 625 a preferred choice in critical applications.
Chemical Composition: Alloy 625 typically contains 58% nickel, 20-23% chromium, 8-10% molybdenum, 3.5-4.5% niobium + tantalum, and small amounts of iron, manganese, silicon, and carbon. This composition gives it high resistance to localized corrosion and stress corrosion cracking. The balanced combination of elements provides exceptional high-temperature strength. The alloy maintains its properties in oxidizing and reducing atmospheres. Special grades may vary slightly in niobium or molybdenum content to meet specific engineering requirements. Overall, the chemical composition ensures long-term durability in aggressive environments.
Worldwide Alloy 625 Round Bars Manufacturer, Stockist and Exporter
Mechanical Properties: Alloy 625 Round Bars exhibit superior tensile strength ranging from 80,000 to 120,000 psi, depending on heat treatment. Yield strength typically ranges between 30,000 to 60,000 psi, providing reliable performance under load. Hardness is measured around 160-220 HB, ensuring resistance to wear and deformation. These bars maintain toughness and ductility even at cryogenic temperatures. The alloy is highly resistant to fatigue, creep, and thermal stress. Its mechanical properties make it suitable for high-pressure and high-temperature applications. Machining and forming can be done with standard tools and methods, though care must be taken due to work-hardening tendencies.
Dimensions: Alloy 625 Round Bars are available in diameters ranging from 6 mm to 200 mm, with lengths from 1 meter up to 6 meters. Tolerances are maintained according to ASTM and ASME standards. Custom sizes and precision ground bars are also available on request. Round bars can be supplied in hot-rolled, forged, or cold-drawn conditions. These dimensions make them suitable for shafts, pins, bushings, fasteners, and structural components. Standard and metric sizing ensures compatibility with global applications. Weight calculations are based on diameter and length, ensuring accurate planning for project requirements.
Equivalent Grades: Alloy 625 Round Bars have equivalent grades in various standards. In Europe, it corresponds to UNS N06625 and EN 2.4856. The Japanese JIS standard equivalents include SN625. These equivalents ensure seamless replacement or integration into existing systems worldwide. Material properties remain consistent across different standards, maintaining corrosion resistance and strength. Engineers and designers can rely on these equivalences for project specifications. Availability of international equivalents simplifies procurement and ensures compliance with global engineering standards.
Weight Chart & FAQs: The weight of Alloy 625 Round Bars can be calculated using diameter and length. Standard weight charts are available for diameters from 6 mm to 200 mm, assisting in accurate material estimation. FAQ sections address common questions regarding corrosion resistance, heat treatment, and welding compatibility. Alloy 625 is compatible with most welding methods, including TIG, MIG, and resistance welding. It is recommended to avoid prolonged exposure to highly reducing acids at elevated temperatures. Machining may require slower feed rates due to work-hardening. Overall, these bars offer reliable performance and long service life in demanding applications.
Alloy 625 Round Bars Specifications
| Property | Specification | Unit |
|---|---|---|
| Standard | ASTM B443 / ASTM B446 / ASME SB-443 | - |
| Density | 8.44 | g/cm³ |
| Tensile Strength | 80,000 – 120,000 | psi |
| Yield Strength (0.2% offset) | 30,000 – 60,000 | psi |
| Elongation | 30 – 50 | % |
| Hardness (Brinell) | 160 – 220 | HB |
| Maximum Service Temperature | 980 | °C |
| Corrosion Resistance | Excellent in oxidizing and reducing environments | - |
| Heat Treatment | Annealed or Solution Treated | - |
| Form | Hot Rolled, Cold Drawn, Precision Machined | - |
Chemical Composition
| Element | Composition Range | Unit |
|---|---|---|
| Nickel (Ni) | 58 min | % |
| Chromium (Cr) | 20 – 23 | % |
| Molybdenum (Mo) | 8 – 10 | % |
| Niobium + Tantalum (Nb + Ta) | 3.5 – 4.5 | % |
| Iron (Fe) | 5 max | % |
| Manganese (Mn) | 0.5 max | % |
| Silicon (Si) | 0.5 max | % |
| Carbon (C) | 0.10 max | % |
| Copper (Cu) | 0.5 max | % |
| Phosphorus (P) | 0.015 max | % |
| Sulfur (S) | 0.015 max | % |
Mechanical Properties
| Property | Value | Unit |
|---|---|---|
| Tensile Strength | 80,000 – 120,000 | psi |
| Yield Strength (0.2% offset) | 30,000 – 60,000 | psi |
| Elongation | 30 – 50 | % |
| Hardness (Brinell) | 160 – 220 | HB |
| Modulus of Elasticity | 103,000 | MPa |
| Poisson's Ratio | 0.31 | - |
| Creep Resistance | Excellent up to 980°C | - |
| Fatigue Strength | Good | - |
| Service Temperature | Up to 980 | °C |
Dimensions
| Diameter (mm) | Diameter (inches) | Standard Length (mm) | Standard Length (ft) | Tolerance (mm) |
|---|---|---|---|---|
| 6 | 0.236 | 1000 – 6000 | 3.3 – 19.7 | ±0.1 |
| 10 | 0.394 | 1000 – 6000 | 3.3 – 19.7 | ±0.15 |
| 20 | 0.787 | 1000 – 6000 | 3.3 – 19.7 | ±0.2 |
| 50 | 1.969 | 1000 – 6000 | 3.3 – 19.7 | ±0.25 |
| 100 | 3.937 | 1000 – 6000 | 3.3 – 19.7 | ±0.3 |
| 150 | 5.906 | 1000 – 6000 | 3.3 – 19.7 | ±0.35 |
| 200 | 7.874 | 1000 – 6000 | 3.3 – 19.7 | ±0.4 |
Equivalent Grades
| Country/Standard | Equivalent Grade |
|---|---|
| USA (ASTM/ASME) | UNS N06625 |
| Europe (EN) | 2.4856 |
| Japan (JIS) | SN625 |
| Germany (DIN) | NiCr22Mo9Nb |
| France (AFNOR) | NC22MW |
| UK (BS) | 625 |
Weight Chart (Approx.)
| Diameter (mm) | Diameter (inches) | Weight per Meter (kg) | Weight per 3 Meter Bar (kg) | Weight per 6 Meter Bar (kg) |
|---|---|---|---|---|
| 6 | 0.236 | 0.24 | 0.72 | 1.44 |
| 10 | 0.394 | 0.66 | 1.98 | 3.96 |
| 20 | 0.787 | 2.10 | 6.30 | 12.60 |
| 50 | 1.969 | 13.80 | 41.40 | 82.80 |
| 100 | 3.937 | 55.30 | 165.90 | 331.80 |
| 150 | 5.906 | 124.50 | 373.50 | 747.00 |
| 200 | 7.874 | 221.00 | 663.00 | 1,326.00 |
The applications of our Alloy 625 round bars include oil & gas projects, chemical processing plants, desalination systems, shipbuilding, aerospace, automotive, and heavy engineering. With superior resistance to oxidation and stress corrosion cracking, our bars perform reliably in extreme environments. Whether it is for large-scale infrastructure projects in Mumbai or precision engineering in Germany and the USA, Shakti Forge India remains the first choice for industries that demand excellence.
As one of the most reliable Alloy 625 Round Bars Manufacturer, Stockist and Exporter, Shakti Forge India continues to expand its presence in domestic and international markets. Our focus on quality, timely delivery, and customer satisfaction makes us a preferred partner for leading industries across the globe. For bulk requirements or customized solutions, Shakti Forge India ensures the highest level of product integrity and service excellence.
Frequently Asked Questions (FAQs)
Q:What is Alloy 625?
- Alloy 625 is a nickel-chromium-molybdenum alloy known for its excellent corrosion resistance and high strength at elevated temperatures. It is widely used in aerospace, chemical, and marine applications.
Q:What are the applications of Alloy 625 Round Bars?
- These bars are used for shafts, fasteners, structural components, chemical processing equipment, marine components, and high-temperature applications where corrosion resistance is critical.
Q:What standards do Alloy 625 Round Bars comply with?
- Alloy 625 Round Bars generally comply with ASTM B443, ASTM B446, and ASME SB-443 standards, ensuring consistency in mechanical and chemical properties.
Q:Can Alloy 625 Round Bars be welded?
- Yes, Alloy 625 can be welded using TIG, MIG, or resistance welding methods. Proper preheating and post-weld heat treatment may be recommended for certain applications to avoid cracking.
Q:What is the maximum service temperature of Alloy 625?
- Alloy 625 Round Bars can typically be used in temperatures up to 980°C (1,800°F) without losing mechanical properties or corrosion resistance.
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 Alloy 625 Round 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