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Home / Special Alloy / Hastelloy / Hastelloy B-3 Plate/Pipe/Bar

Hastelloy B-3 Plate/Pipe/Bar

This nickel-molybdenum alloy shows excellent resistance to hydrochloric acid at all concentrations and temperatures. It also withstands hydrogen chloride, sulfuric, acetic, formic and phosphoric acids.
Can be customized to process pipes/rods/plates/fittings, etc.
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Hastelloy B-3

Hastelloy is a family of superalloys created by Haynes International. These alloys are known for their excellent resistance to corrosion, which makes them extremely useful in a variety of harsh environments. The term "Hastelloy" has also become synonymous with high-performance nickel-based alloys, and various Hastelloy grades are now available, each offering different sets of benefits.

A Hastelloy bar generally refers to a piece of this superalloy that has been shaped into a bar form. They can be found in several variations depending on the specific grade of Hastelloy, from Hastelloy B, C, X, and more.

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here's an expanded table with eight common Hastelloy Bar models and their applications.

These are simplified descriptions of each model and their usual applications. The actual use cases can vary based on requirements, and there may be other Hastelloy alloys more suitable for specific industrial needs.

here's that information in a table format.

Hastelloy Pipe Model Common Applications
Hastelloy C276 Chemical process and waste treatment, pollution control, pulp and paper production, and recovery of sour natural gas.
Hastelloy C22 Chemical processing, waste treatment, pulp and paper production, production of chlorinated plastics, and marine environments.
Hastelloy B2 Chemical processing (especially in reactions generating non-oxidizing acids), pure and contaminant wastewater management industries.
Hastelloy C2000 Chemical processing, pollution control, and waste treatment facilities dealing with mixed acid solutions and oxidizing effects.
Hastelloy X Gas turbine engine components, heat-treating equipment, and industrial furnace structural parts.
Hastelloy B3 Chemical processing applications particularly under reducing conditions in sulfuric and hydrochloric acid mediums.
Hastelloy G30 Applications involving sulfuric, phosphoric, and nitric acids in the chemical processing industry.
Hastelloy N Nuclear fuel reprocessing plants and molten salt reactor systems due to its high-temperature resistance in nuclear reactors.


Hastelloy bar production process

Producing Hastelloy bars involves a series of steps that generally include the following:

  1. Raw Materials: The first step to producing Hastelloy bars is to have the correct combination of raw materials. This generally includes a mixture of nickel, chromium, molybdenum, tungsten, and other elements like iron or cobalt, as per the specific alloys need to be manufactured.

  2. Melting: The raw materials are initially melted together in an electric arc or induction furnace.

  3. Refining: The molten metal is then refined using argon oxygen decarburization (AOD) or another refining process to eliminate impurities and ensure a consistent chemical composition.

  4. Casting: After refining, the molten alloy is cast into large billets. This is usually done by pouring the molten metal into molds, but continuous casting methods may also be used. The cast billets are allowed to cool and solidify.

  5. Hot Rolling: The cast billets are then hot rolled, or heated to a high temperature and passed through a series of rollers to reduce their size to that of a bar. The rolling mills gradually decrease the bar's thickness while increasing its length.

  6. Annealing: After hot rolling, the Hastelloy bars often undergo an annealing process to relieve internal stresses and further improve ductility. Here, the bars are heated to a specific temperature, held at that temperature, and then cooled at a controlled rate.

  7. Cold Rolling/Finishing: Cold rolling or finishing reduces the diameter further and completes the final shape and size. Cold rolling also improves the surface finish and dimensional precision of the bar.

  8. Inspection and Testing: Finally, the Hastelloy bars undergo various inspections and tests to ensure they meet the required specifications. This can include visual examinations, dimensional checks, and chemical analysis, amongst other tests.

  9. Packaging and Shipping: Once the bars have passed all necessary inspections, they are then packaged for storage or shipping to customers.

The above process can vary depending on the specific grade of Hastelloy being produced, as different grades require different combinations of raw materials and may have slightly different manufacturing processes. But the fundamental steps will largely stay the same.

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  1. Quality Assurance: We take pride in our rigorous testing and quality control measures that ensure only the best materials reach our clients.

  2. Advanced Technology: Our facilities are equipped with state-of-the-art technology for both standard and custom metal production.

  3. Vast Inventory: We boast a comprehensive inventory that enables us to fulfill orders rapidly and efficiently.

  4. Custom Fabrication: Our team of experts works closely with clients to provide bespoke solutions tailored to their specific needs.  

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Hastelloy B-3 Chemical Composition

Hastelloy B-3 is a member of the nickel-molybdenum family of Hastelloy alloys, with a chemical composition that gives it a high resistance to a variety of chemical environments, very similar but improved version to Hastelloy B2.

The common chemical composition of Hastelloy B-3 is approximately as follows:

  • Nickel: Balance

  • Molybdenum: 27-32%

  • Iron: 1-3%

  • Chromium: 1-3%

  • Cobalt: Maximum 3%

  • Tungsten: Maximum 3%

  • Carbon: 0.01 Maximum

  • Manganese: 3 Maximum

  • Phosphorus: 0.03 Maximum

  • Sulfur: 0.01 Maximum

  • Silicon: 0.10 Maximum

  • Aluminum: 0.50 Maximum

  • Titanium: 0.20 Maximum

(Do note that this is a typical composition, but the exact percentages can vary somewhat from these values.)

Hastelloy B-3 offers several benefits over its predecessor, Hastelloy B2, including greater thermal stability and improved fabrication characteristics.

Applications of Hastelloy B-3

Hastelloy B-3 is used in a variety of applications because of its outstanding resistance to strong acids and other aggressive chemicals. Some applications include:

  1. Chemical Processing: Hastelloy B-3 is commonly used in the production of acetic acid, and is used in other aggressive chemical environments including hydrochloric acid, sulfuric acid, and other strong acids.

  2. Petroleum Production: In the oil and gas industry, Hastelloy B-3 is used in sour gas environments, known for its corrosive properties.

  3. Pharmaceutical Industry: Hastelloy B-3 is also used in the pharmaceutical industry for its resistance to corrosive materials and high temperatures.

  4. Digesters and Bleach Plants in The Pulp and Paper Industry: Hastelloy B-3 is used in processing equipment such as digesters and bleach washers.

  5. Pollution control stack liners, ducts, dampers, scrubbers, stack-gas reheaters, fans, and fan housings: Hastelloy B-3 provides superior resistance in these high-temperature environments to acidic gases.

  6. Waste treatment: Hastelloy B-3 is used in the handling of waste and other harsh chemicals where resistance to acidic conditions is required.

In each of these applications, Hastelloy B-3 provides outstanding resistance to both reducing and oxidizing media, and excellent resistance to localized corrosion and stress corrosion cracking. It also possesses excellent thermal stability and mechanical properties at high temperatures.

Material
Monel/Inconel/Hastelloy/Duplex Steel/PH Steel/Nickel Alloy
Shape
Round,Forging,Ring,Coil,Flange,Disc,Foil,Spherical,Ribbon,Square,Bar,Pipe,Sheet
Grade
Duplex: 2205(UNS S31803/S32205),2507(UNS S32750),UNS S32760(Zeron 100),2304,904L
Others: 253Ma,254SMo,654SMo,F50(UNS S32100)F60,F61,F65,1J22,N4,N6 etc
Alloy : Alloy 20/28/31;
Hastelloy: Hastelloy B/ -2/B-3/C22/C-4/S/ C276/C-2000/G-35/G-30/X/N/g;
Hastelloy B / UNS N10001,Hastelloy B-2 / UNS N10665 /
DIN W. Nr. 2.4617,Hastelloy C,Hastelloy C-4 / UNS N06455 / DIN W. Nr. 2.4610,Hastelloy C-22 / UNS N06022 / DIN W. Nr.
2.4602,Hastelloy C-276 /
UNS N10276 / DIN W. Nr. 2.4819,Hastelloy X / UNS N06002 / DIN W. Nr. 2.4665
Haynes: Haynes 230/556/188;
Inconel Series:
Inconel 600/601/602CA/617/625/713/718/738/X-750,Carpenter 20;
Inconel 718 / UNS N07718 / DIN W. Nr. 2.4668,Inconel 601 / UNS N06601 / DIN W. Nr. 2.4851,
Inconel 625 / UNS N06625 / DIN W. Nr. 2.4856,Inconel 725 / UNS N07725,Inconel X-750 / UNS N07750 / DIN W. Nr. 2.4669,Inconel 600 /
UNS N06600 / DIN W. Nr. 2.4816
Incoloy: Incoloy 800/800H/800HT/825/925/926;
GH: GH2132,GH3030,GH3039,GH3128,GH4180,GH3044
Monel: Monel 400/K500/R405
Nitronic: Nitronic 40/50/60;
Nimonic: Nimonic 75/80A/90/A263 ;
Specification
Wire: 0.01-10mm
Strip: 0.05*5.0-5.0*250mm
Bar: φ4-50mm;Length 2000-5000mm
Pipe: φ6-273mm;δ1-30mm;Length 1000-8000mm
Sheet: δ 0.8-36mm;Width 650-2000mm;Length 800-4500mm
Product
Characteristics
1.According to the preparation process can be divided into deformation superalloys,
casting superalloys and powder metallurgy superalloys.
2.According to the strengthening mode, there are solid solution strengthening type, precipitation
strengthening type, oxide dispersion strengthening type and fiber strengthening type, etc..
Standard
GB,AISI,ASTM,DIN,EN,SUS,UNS etc
Inspection
ISO,SGS,BV and so on.
Application
High temperature components such as turbine blades, guide vanes, turbine disks, high pressure
compressor disks,machine manufacturing
and combustion chambers used in the manufacture of aviation, naval and industrial gas turbines
Packaging
1. cases packed in wooden cases
2. paper packaging
3. plastic packing
4. foam packaging
Packaging according to customer requirements or products
Delivery
Within 7-15 days
Payment
L/C, T/T (30% deposit)

Common forms of Hastelloy bar

Hastelloy, a type of superalloy known for its exceptional resistance to corrosion and high temperatures, comes in various grades and forms. Commonly, Hastelloy bars are offered in the following shapes:

  1. Round Bar: These are perhaps the most common form of Hastelloy bar. They are cylindrical in shape and are typically used in applications where strength and toughness are needed. They are available in different diameters and lengths to suit various applications.

  2. Flat Bar: Hastelloy flat bars, also known as rectangular bars, are flat and rectangular in shape. They are typically used in applications where a strong, corrosion-resistant flat surface is needed.

  3. Square Bar: Hastelloy square bars, as the name suggests, are long bars with a square cross-section. They are typically used for applications where a sturdy, corrosion-resistant structure with uniform dimensions is critical.

  4. Hex Bar: Hexagonal bars, or hex bars, have a cross-section in the shape of a hexagon. These bars are typically used in mechanical and engineering applications where precise shapes are required.

Advantages of Hastelloy plate

Hastelloy plate is a form of Hastelloy, a superalloy that is comprised primarily of nickel and exhibits excellent corrosion resistance. Choosing Hastelloy for plates used in manufacturing or construction brings a number of advantages:

  1. Corrosion Resistance: Hastelloy alloys exhibit excellent resistance to corrosion in a wide range of harsh environments. They are particularly resistant to pitting and crevice corrosion, as well as to many oxidizing and reducing acids. These properties make Hastelloy plates ideal for applications where corrosive chemicals or high salinity are present.

  2. High-Temperature Durability: Hastelloy plates can retain much of their strength and structural integrity even at extremely high temperatures. This makes them suitable for use in high-temperature applications such as in heat exchangers, reactor vessels and in parts of nuclear reactors.

  3. Durability and Longevity: Thanks to their outstanding corrosion resistance and mechanical integrity, Hastelloy plates tend to have a very long service life. They can handle a great deal of wear and tear, which ultimately saves resources over time by reducing the frequency of replacements.

  4. Ease of Fabrication: Although Hastelloy is a hard and durable material, it can be relatively easy to fabricate. This allows for the creation of complex shapes and structures, offering flexibility in design and manufacture.

  5. Chemical Processing: Hastelloy plates are often used in chemical processing due to their resistance to a large number of corrosive substances. This includes resistance to solutions such as wet chlorine gas, hypochlorite, and chlorine dioxide, which can cause premature failure in many other materials.

  6. Weldability: Hastelloy can be effectively welded, allowing for the creation of complex, large-scale structures without compromising the metal’s resistance to corrosion and high temperatures.

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