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Minimum Order Quantity: 100 Kg
Product Brochure
| Size/Diameter | 3 inch |
| Material | Stainless Steel |
| Usage/Application | Industrial |
| Grade | Hastelloy C276 - UNS N10276 |
| Thickness | 2 -100mm |
| FINISH | centreless ground, hot rolled, smooth turned, peeled, slit rolled edge, hot rolled annealed |
| Surface | Hot Rolled Pickled, Bright, Sand Blasting Finished, Cold Drawn, Hairline, Polished |
| Form | Hastelloy C276 Round, Welding Rod, T-Bar, Rod, Precision Ground Bar, Channel Bar, Square, Flat Bar. |
In highly corrosive environments where standard stainless steels and even duplex alloys fail, industries turn to nickel-based alloys. Among these, Hastelloy stands out as one of the most reliable materials for resisting aggressive chemical attacks.
Hastelloy Round Bars are solid cylindrical bars manufactured from Hastelloy alloys, designed for use in demanding applications involving acids, oxidizing agents, seawater, and extreme temperatures. They offer exceptional resistance to uniform corrosion, pitting, crevice attack, and stress corrosion cracking (SCC).
Due to their superior chemical stability, Hastelloy bars are used in chemical processing, aerospace, marine, pollution control, oil & gas, pulp & paper, and power generation industries.
Chemical Composition (Example: Hastelloy C-276)| Element | % Composition |
|---|---|
| Nickel (Ni) | Balance |
| Molybdenum (Mo) | 15–17 |
| Chromium (Cr) | 14.5–16.5 |
| Iron (Fe) | 4–7 |
| Tungsten (W) | 3–4.5 |
| Cobalt (Co) | ≤ 2.5 |
| Manganese (Mn) | ≤ 1 |
| Vanadium (V) | ≤ 0.35 |
| Carbon (C) | ≤ 0.01 |
| Silicon (Si) | ≤ 0.08 |
| Property | Value |
|---|---|
| Tensile Strength | 690–785 MPa |
| Yield Strength | 275–350 MPa |
| Elongation | 40–45% |
| Hardness | 80–95 HRB |
| Impact Strength | Excellent at room and cryogenic temps |
| Property | Value |
|---|---|
| Density | 8.9 g/cm³ |
| Melting Point | 1325–1370 °C |
| Thermal Conductivity | 10–13 W/m·K |
| Electrical Resistivity | 1.29 µΩ·m |
| Magnetic Behavior | Non-magnetic |
| Service Temp Range | -196 °C to 400 °C |
Hot Rolled Round Bars
Cold Drawn Round Bars
Forged Round Bars
Bright Round Bars
Black Round Bars
Peeled & Turned Bars
Precision Ground Bars
Bright polished
Black finish (as rolled)
Pickled & passivated
Ground & peeled
Centerless polished
Tensile & Hardness Testing
Impact Testing (Charpy V-notch)
Ultrasonic Testing (UT)
Radiographic Testing (RT)
Positive Material Identification (PMI)
Intergranular Corrosion (IGC) Testing
Hydrostatic Pressure Tests
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Minimum Order Quantity: 100 Kg
Product Brochure
| Size/Diameter | 3 inch |
| Material | Stainless Steel |
| Length | 3 to 6 meter,Custom Cut Lengths |
| Usage/Application | Industrial |
| Finish | Black,Bright Polished,Rough Turned,NO.4 Finish,Matt Finish,BA Finish |
| Form | Round,Square,Hex (A/F),Rectangle,Wire (Coil Form),Wiremesh,Billet,Ingot,Forging Etc |
| Dimensions | ASTM,ASME and API |
| Size | 10 mm To 100 mm Dia in 100 mm TO 6000 mm Length |
In industries that operate under some of the harshest and most aggressive environments, material selection is not just a matter of efficiency—it is a matter of survival. Hastelloy C276 round bars stand out as one of the most trusted solutions in the category of nickel-based superalloys. Known by its UNS designation N10276 and Werkstoff Nr. 2.4819, Hastelloy C276 has become the go-to alloy for applications demanding resistance to strong oxidizers, reducers, chlorides, and a wide range of acids.
Round bars are one of the most widely used forms of Hastelloy C276. They are cylindrical metal bars, produced in varying diameters and lengths, and serve as raw material for the production of fasteners, shafts, valves, fittings, pumps, heat exchanger components, and marine hardware. The alloy’s excellent mechanical strength, toughness, and resistance to localized corrosion (including pitting and crevice corrosion) make it indispensable in chemical processing, oil & gas, pollution control, and marine engineering.
Chemical Composition of Hastelloy C276 Round BarsThe outstanding corrosion resistance of Hastelloy C276 comes from its unique balance of nickel, molybdenum, chromium, and tungsten. The controlled chemical makeup ensures that the alloy can resist oxidizing and reducing agents simultaneously, which is rare among corrosion-resistant materials.
| Element | Content (%) |
|---|---|
| Nickel (Ni) | Balance (~57%) |
| Molybdenum (Mo) | 15.0 – 17.0 |
| Chromium (Cr) | 14.5 – 16.5 |
| Iron (Fe) | 4.0 – 7.0 |
| Tungsten (W) | 3.0 – 4.5 |
| Cobalt (Co) | ≤ 2.5 |
| Manganese (Mn) | ≤ 1.0 |
| Vanadium (V) | ≤ 0.35 |
| Carbon (C) | ≤ 0.01 |
| Silicon (Si) | ≤ 0.08 |
| Phosphorus (P) | ≤ 0.04 |
| Sulfur (S) | ≤ 0.03 |
Hastelloy C276 combines strength, ductility, and toughness in a way that makes it suitable for high-stress applications.
| Property | Value |
|---|---|
| Tensile Strength | 690 – 785 MPa |
| Yield Strength (0.2% offset) | 280 – 355 MPa |
| Elongation | 40 – 50% |
| Hardness | 88 – 95 HRB |
| Impact Strength | Excellent |
| Fatigue Resistance | High |
| Creep Strength | Maintains integrity up to 870 °C |
| Property | Value |
|---|---|
| Density | 8.89 g/cm³ |
| Melting Range | 1,325 – 1,375 °C |
| Electrical Resistivity | 1.29 μΩ·m |
| Thermal Conductivity | 10.0 W/m·K |
| Magnetic Properties | Non-magnetic |
| Specific Heat | 425 J/kg·K |
| Coefficient of Expansion | 11.2 µm/m·°C |
Round bars undergo extensive testing:
Tensile, hardness, and impact testing
ASTM G28 corrosion testing
Ultrasonic and radiographic inspection
Spectroscopic analysis for chemical consistency
Dimensional checks for tolerance
Additional Information:
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Minimum Order Quantity: 100 Kg
Product Brochure
| Size/Diameter | 3 inch |
| Material | Stainless Steel |
| Length | 3 meters or 6 meters or Custom Cut Length |
| Usage/Application | Industrial |
| Diameter | 5 mm to 350 mm |
| Grade | Hastelloy C22 |
| Size | 10mm - 500mm |
| Finish | Black,Bright Polished,Rough Turned,NO.4 Finish,Matt Finish,BA Finish |
| Form | Round,Square,Hex (A/F),Rectangle,Billet,Ingot,Forging Etc. |
Modern industries operate in aggressive chemical and thermal environments where conventional materials, even stainless steels, often fail. To withstand such demanding conditions, nickel-based superalloys like Hastelloy have been developed. Among them, Hastelloy C22 (UNS N06022) is one of the most versatile and corrosion-resistant alloys.
Hastelloy C22 round bars are cylindrical, solid metal bars manufactured from this alloy. They serve as raw materials for various machined components such as shafts, fasteners, valves, pumps, heat exchanger tubesheets, and fittings. Known for its excellent resistance to oxidizing and reducing agents, wet chlorine, nitric acid, ferric and cupric chlorides, and seawater environments, Hastelloy C22 is widely used in chemical processing, pollution control, marine engineering, pharmaceuticals, and pulp & paper industries.
Compared to Hastelloy C276, C22 offers better resistance to oxidizing agents due to its higher chromium content. This makes C22 round bars especially valuable in mixed-chemical environments where alloys like stainless steel or even Inconel cannot survive long-term exposure.
Chemical Composition of Hastelloy C22 Round BarsThe unique balance of nickel, chromium, molybdenum, and tungsten is responsible for Hastelloy C22’s remarkable corrosion resistance.
| Element | Content (%) |
|---|---|
| Nickel (Ni) | Balance (~56%) |
| Chromium (Cr) | 20.0 – 22.5 |
| Molybdenum (Mo) | 12.5 – 14.5 |
| Iron (Fe) | 2.0 – 6.0 |
| Tungsten (W) | 2.5 – 3.5 |
| Cobalt (Co) | ≤ 2.5 |
| Manganese (Mn) | ≤ 0.5 |
| Vanadium (V) | ≤ 0.35 |
| Carbon (C) | ≤ 0.015 |
| Silicon (Si) | ≤ 0.08 |
| Phosphorus (P) | ≤ 0.02 |
| Sulfur (S) | ≤ 0.02 |
Hastelloy C22 exhibits a blend of strength, ductility, and toughness, making it suitable for harsh mechanical and chemical conditions.
| Property | Value |
|---|---|
| Tensile Strength | 690 – 760 MPa |
| Yield Strength (0.2% offset) | 283 – 360 MPa |
| Elongation | 40 – 50% |
| Hardness | ~ 90 HRB |
| Impact Resistance | Excellent |
| Fatigue Strength | High |
| Service Temperature | Up to 1250 °F (677 °C) for long-term use |
| Property | Value |
|---|---|
| Density | 8.69 g/cm³ |
| Melting Range | 1350 – 1400 °C |
| Thermal Conductivity | 11.0 W/m·K |
| Electrical Resistivity | 1.29 μΩ·m |
| Specific Heat Capacity | 420 J/kg·K |
| Coefficient of Expansion | 12.7 µm/m·°C |
| Magnetic Properties | Non-magnetic |
Hastelloy C22 round bars undergo:
Mechanical tests – tensile, hardness, impact
Corrosion testing – ASTM G28 methods
Non-destructive testing – Ultrasonic, radiography
Spectro analysis – To verify chemical composition
Dimensional checks – According to ASTM standards
Additional Information:
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Minimum Order Quantity: 100 Kg
Product Brochure
| Size/Diameter | 3 inch |
| Material | Stainless Steel |
| Usage/Application | Industrial |
| Length | 2m-6m |
| Specification | ASTM B 574 / ASME SB 574 |
| Dimensions | ASTM, ASME and API |
| Finish | Bright, Polish & Black |
| Form | 3.17mm to 350mm diameter |
Hastelloy C276 round bars are premium-grade nickel-based superalloy products manufactured in cylindrical bar form. Known for their outstanding resistance to a wide range of corrosive environments, Hastelloy C276 is a nickel-molybdenum-chromium alloy with tungsten additions that provide superior stability against oxidizers, reducers, chlorides, strong acids, and seawater environments.
Round bars are an essential form of this alloy, widely used in chemical plants, marine equipment, power generation facilities, pollution control devices, and aerospace components. The material is often chosen for highly aggressive conditions where stainless steel or standard nickel alloys fail.
Chemical Composition of Hastelloy C276 Round BarsThe unique composition of Hastelloy C276 provides resistance to oxidizing and reducing media as well as pitting and stress corrosion cracking.
| Element | Content (%) |
|---|---|
| Nickel (Ni) | Balance (~57%) |
| Molybdenum (Mo) | 15.0 – 17.0 |
| Chromium (Cr) | 14.5 – 16.5 |
| Iron (Fe) | 4.0 – 7.0 |
| Tungsten (W) | 3.0 – 4.5 |
| Cobalt (Co) | 2.5 max |
| Manganese (Mn) | 1.0 max |
| Vanadium (V) | 0.35 max |
| Carbon (C) | 0.01 max |
| Phosphorus (P) | 0.04 max |
| Sulfur (S) | 0.03 max |
| Silicon (Si) | 0.08 max |
Hastelloy C276 round bars are mechanically strong, ductile, and creep-resistant.
| Property | Value |
|---|---|
| Tensile Strength | 690 – 785 MPa |
| Yield Strength (0.2% offset) | 280 – 350 MPa |
| Elongation | 40 – 50% |
| Hardness | 88 – 95 HRB |
| Impact Strength | Excellent |
| Creep Resistance | Maintains stability at 870 °C |
| Property | Value |
|---|---|
| Density | 8.89 g/cm³ |
| Melting Range | 1,325 – 1,375 °C |
| Electrical Resistivity | 1.29 μΩ·m |
| Thermal Conductivity | 10.0 W/m·K |
| Magnetic Properties | Non-magnetic |
| Coefficient of Expansion | 11.2 µm/m·°C |
Mechanical Testing – Tensile, hardness, impact tests
Corrosion Testing – ASTM G28 (acid corrosion test)
Non-Destructive Testing (NDT) – Ultrasonic, radiographic, eddy current inspection
Chemical Analysis – Spectroscopy for precise composition
Dimensional Inspection – Diameter, length, and tolerance checks
Available as round bars, rods, cut-to-length bars
Supplied in sizes from 10 mm to 300 mm diameter
Packaging: wooden crates, bubble wrap, or steel strip bundles
Markings include alloy grade, UNS number, dimensions, and heat number
Additional Information:
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Minimum Order Quantity: 10 Kg
Product Brochure
| Thickness | 0.1mm - 125mm |
| Alloy Grade | C276 |
| Material | HASTELLOY |
| Brand | Imported |
| Material Grade | X |
Hastelloy X sheets (UNS N06002) are high-performance nickel-chromium-iron-molybdenum superalloy sheets widely recognized for their outstanding oxidation resistance, corrosion resistance, and mechanical strength at elevated temperatures. Designed specifically for high-temperature industrial, aerospace, and chemical processing applications, Hastelloy X provides an ideal balance of strength, ductility, and stability under thermal cycling conditions.
In sheet form, Hastelloy X is extensively used in gas turbines, jet engines, chemical reactors, heat exchangers, and furnace components where dimensional accuracy, corrosion resistance, and creep strength are crucial.
Chemical Composition of Hastelloy X SheetsThe chemical composition ensures superior oxidation resistance, corrosion resistance, and high-temperature strength.
| Element | Content (%) |
|---|---|
| Nickel (Ni) | Balance (~47–50%) |
| Chromium (Cr) | 20.5 – 23.0 |
| Iron (Fe) | 17.0 – 20.0 |
| Molybdenum (Mo) | 8.0 – 10.0 |
| Tungsten (W) | 0.2 – 1.0 |
| Cobalt (Co) | 0.5 – 2.5 |
| Manganese (Mn) | 1.0 max |
| Silicon (Si) | 1.0 max |
| Carbon (C) | 0.05 – 0.15 |
| Sulfur (S) | 0.02 max |
| Phosphorus (P) | 0.04 max |
Hastelloy X maintains mechanical stability even under severe thermal stress.
| Property | Value |
|---|---|
| Tensile Strength | 690 – 800 MPa |
| Yield Strength (0.2% offset) | 275 – 350 MPa |
| Elongation | 30 – 40% |
| Hardness | 80 – 95 HRB |
| Creep Resistance | Excellent up to 1,093 °C |
| Property | Value |
|---|---|
| Density | 8.22 g/cm³ |
| Melting Point | 1,260 – 1,350 °C |
| Electrical Resistivity | 1.3 μΩ·m |
| Thermal Conductivity | 9.1 W/m·K |
| Coefficient of Expansion | 13.3 μm/m·°C |
| Magnetic Property | Non-magnetic |
Chemical Testing – Spectrometry for composition check.
Mechanical Testing – Tensile, impact, and hardness tests.
NDT – Ultrasonic, eddy current, and radiographic inspection.
Corrosion Testing – To simulate aggressive chemical exposure.
Supplied in sheets, plates, or cut-to-size blanks
Packaging: wooden crates, steel strips, or protective plastic wraps
Markings include alloy grade, UNS number, dimensions, heat number
Additional Information:
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Minimum Order Quantity: 100 Piece
Product Brochure
| Material | Stainless Steel |
| Grade | Hastelloy C276, C-22, C-4, C-2000 |
| Size | M4 TO M100, 3/8" UNC TILL 4" UNC. |
| Quantity Per Pack | 50 |
| Fastener Type | Lag Bolts, Bolt, Hex Bolt, Stud Bolt, Screw, Nut, U Bolt. |
| Anchor Length | UPTO 3 METERS |
In highly aggressive industrial environments where conventional stainless steel fasteners fail, Hastelloy fasteners serve as the most reliable solution. Hastelloy is a family of nickel-based alloys with exceptional resistance to oxidizing and reducing agents, pitting, crevice corrosion, stress corrosion cracking (SCC), and wet chlorine gas environments.
Fasteners made from Hastelloy (including bolts, nuts, screws, studs, washers, rivets, and pins) are widely used in chemical processing plants, marine applications, pollution control equipment, oil & gas, pulp & paper, aerospace, and power generation industries.
Known for their durability, high mechanical strength, and superior corrosion resistance, Hastelloy fasteners are often referred to as critical service fasteners because they are used in situations where material failure could result in catastrophic damage or loss of life.
Chemical Composition of Hastelloy (General)Different Hastelloy grades exist (C22, C276, B2, X, G30, etc.), but they share common alloying elements:
| Element | Typical Range (%) | Role |
|---|---|---|
| Nickel (Ni) | Balance (~55–65%) | Corrosion resistance base element |
| Molybdenum (Mo) | 12–23% | Improves resistance to pitting and crevice corrosion |
| Chromium (Cr) | 14–22% | Enhances resistance to oxidizing agents |
| Iron (Fe) | 2–7% | Strengthens alloy |
| Tungsten (W) | 2–5% | Improves localized corrosion resistance |
| Cobalt (Co) | 2–3% | Enhances high-temperature strength |
| Carbon (C) | 0.01% max | Low carbon prevents carbide precipitation |
| Silicon (Si) | 0.08–1% | Strengthens and resists oxidation |
| Property | Value (Typical for C276) |
|---|---|
| Tensile Strength | 690 – 785 MPa |
| Yield Strength | 280 – 355 MPa |
| Elongation | 40–50% |
| Hardness | 90–100 HRB |
| Impact Resistance | Excellent |
| Density | 8.9 g/cm³ |
| Property | Value |
|---|---|
| Melting Point | 1,370 °C – 1,400 °C |
| Thermal Conductivity | ~10 W/m·K |
| Electrical Resistivity | ~1.28 μΩ·m |
| Modulus of Elasticity | 205 GPa |
| Magnetic Property | Non-magnetic |
Mechanical Tests – Tensile, hardness, impact.
Corrosion Tests – ASTM G28, Huey test.
Non-Destructive Testing (NDT) – Ultrasonic, radiographic, eddy current.
Dimensional Checks – Thread accuracy, tolerance, surface finish.
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Minimum Order Quantity: 100 Piece
Product Brochure
| Material | Stainless Steel |
| Grade | Hastelloy C22 Fasteners |
| Quantity Per Pack | 50 |
| Fastener Type | Hastelloy C22 Fasteners |
Fasteners are the backbone of industrial infrastructure. From chemical plants and offshore rigs to aerospace systems and power generation units, bolts and nuts hold together machines, pipelines, and structures exposed to the harshest environments. However, ordinary stainless steel or alloy steel fasteners often fail when subjected to corrosive chemicals, seawater, oxidizing agents, or high temperatures.
To overcome these limitations, industries rely on Hastelloy bolts, engineered from the family of nickel-molybdenum-chromium alloys developed by Haynes International. Hastelloy is not a single alloy but a trademarked series of corrosion-resistant alloys, each optimized for specific environments.
Hastelloy bolts are widely used in industries such as:
Chemical processing plants (handling strong acids & oxidizers)
Marine & offshore platforms (exposed to seawater and chlorides)
Aerospace & defense (high strength + corrosion resistance)
Pollution control equipment (SO₂ scrubbers, flue gas desulfurization)
Oil & gas (sour service, subsea components)
Among the various grades, Hastelloy C22 and C276 bolts are most popular due to their broad corrosion resistance. Other grades like B2, X, and C2000 are also used in specific applications.
Chemical CompositionTypical composition of Hastelloy C22 (common in bolts):
| Element | Content (%) |
|---|---|
| Nickel (Ni) | Balance (~56%) |
| Chromium (Cr) | 20–22.5 |
| Molybdenum (Mo) | 12.5–14.5 |
| Tungsten (W) | 2.5–3.5 |
| Iron (Fe) | 2–6 |
| Cobalt (Co) | ≤ 2.5 |
| Carbon (C) | ≤ 0.015 |
| Silicon (Si) | ≤ 0.08 |
| Manganese (Mn) | ≤ 0.5 |
| Property | Value |
|---|---|
| Tensile Strength | 690–760 MPa |
| Yield Strength | 280–360 MPa |
| Elongation | 40–50% |
| Hardness | ~90 HRB |
| Impact Strength | Excellent |
| Service Temperature | Up to 1250°F (677°C) |
| Property | Value |
|---|---|
| Density | 8.9 g/cm³ |
| Melting Point | 1350–1400 °C |
| Thermal Conductivity | 11 W/m·K |
| Electrical Resistivity | 1.29 μΩ·m |
| Expansion Coefficient | 12.7 µm/m·°C |
| Magnetic Property | Non-magnetic |
Hastelloy bolts undergo:
Tensile & hardness testing
Corrosion testing (ASTM G28)
Non-destructive testing (UT, RT, MPI, LPT)
Spectro analysis for chemical composition
Dimensional inspection
Additional Information:
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