Hastelloy B3 Screw

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MOQ : 1 Piece

Hastelloy B3 Screw Specification

Impurity Content (%)
0.03%

Dimensions
Available in various sizes (Diameter: M3 to M36, Length: 6mm to 200mm)

Product Type
Screw

Alloy
Hastelloy B3

Shape
Round, Phillips flat head (countersunk)

Size
Customized as per requirement

Weight
Depends on size, approx. 2g - 25g per piece

Application
Chemical processing, Petrochemical industry, High-corrosion environments

Color
Silver / Metallic

Magnetic Properties
Non-magnetic

Tensile Strength
Typical: 760 MPa (110 ksi)

Heat Treatment
Solution annealed

Surface Finish
Passivated / Polished

Corrosion Resistance
Excellent resistance to hydrochloric acid, sulfuric acid, and non-oxidizing acids

Thread Type
Metric / UNC / UNF

Material Standard
ASTM B574, ASME SB574

Melting Point
1370 C (2500 F)

Hastelloy B3 Screw Trade Information

Minimum Order Quantity
1 Piece

Delivery Time
7 Days

About Hastelloy B3 Screw

Hastelloy B3 is an alloy of nickel, molybdenum, and chromium that offers superior corrosion resistance in various industrial applications. The chemical composition includes 59%-63% Nickel, 28-34% Molybdenum, 2%-3% Chromium, 1-2% Iron, and traces of Cobalt and Manganese. Because of its robust chemical composition, this metal can endure extreme conditions and high temperatures without the risk of deterioration or stress corrosion cracking.

Exceptional Corrosion Resistance

Hastelloy B3 Screws stand out due to their remarkable resistance to non-oxidizing acids, such as hydrochloric and sulfuric acids. The alloy composition ensures reliable performance, even in highly corrosive environments, making these screws the first choice for chemical processing and petrochemical sectors where material integrity is critical.

Engineered for Versatility

Designed to meet a variety of industrial requirements, these screws come in a range of diameters and lengths, with options for metric, UNC, or UNF threading. Their passivated or polished surface finish and precise manufacturing under recognized standards ensure a secure fit and long service life in high-demand applications.

Performance and Compliance

Each Hastelloy B3 Screw is manufactured according to ASTM B574 and ASME SB574 specifications, guaranteeing consistent quality. With a tensile strength of 760 MPa, non-magnetic properties, and custom sizing, the screws deliver dependable fastening solutions, reliably supporting safety and compliance in critical operations.

FAQ's of Hastelloy B3 Screw:

Q: How is the corrosion resistance of Hastelloy B3 Screws advantageous for industrial applications?

A: Thanks to their excellent resistance to hydrochloric acid, sulfuric acid, and other non-oxidizing acids, Hastelloy B3 Screws are well-suited for harsh chemical processes, minimizing the risk of degradation or failure in severe environments and prolonging the lifespan of assemblies.

Q: What are the available size and threading options for Hastelloy B3 Screws?

A: These screws are offered in a broad range of sizes, from M3 to M36 in diameter and from 6mm to 200mm in length. They are available with metric, UNC, or UNF thread types, ensuring compatibility with diverse equipment and assembly requirements.

Q: When should I choose Hastelloy B3 Screws over other fastener materials?

A: Hastelloy B3 Screws are ideal when your application involves aggressive chemical exposure, especially to non-oxidizing acids, or requires outstanding durability, high tensile strength, and non-magnetic characteristics. They are commonly used in chemical and petrochemical processing plants.

Q: Where are Hastelloy B3 Screws typically used?

A: These screws are primarily utilized in the chemical processing and petrochemical industries, as well as any environment where exposure to corrosive media is a concern and long-term reliability is essential.

Q: What surface finishes are available for the Hastelloy B3 Screws?

A: The screws are provided with either a passivated or polished finish, both of which offer additional protection against corrosion and contribute to the longevity and clean appearance of the fasteners.

Q: How are Hastelloy B3 Screws manufactured to maintain their quality?

A: Each screw is produced in compliance with ASTM B574 and ASME SB574 standards, undergoes solution annealing heat treatment, and is carefully inspected to ensure a low impurity content, high tensile strength, and excellent surface quality.

Q: What benefits do Hastelloy B3 Screws offer for high-corrosion environments?

A: Their outstanding corrosion resistance, high mechanical strength, non-magnetic nature, and versatile sizing make them a durable and reliable fastening solution for critical applications where safety and longevity are paramount.

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