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A4-80 Stainless Steel Threaded Rod Manufacturer, Supplier and Factory In China

Ningbo Teng Qi Fasteners Co., Ltd is a leading A4-80 stainless steel threaded rod manufacturer in China. Our A4-80 stainless steel threaded rods embody the pinnacle of quality and performance. A4-80 designates the material grade, indicating high corrosion resistance and robust mechanical strength. Crafted from AISI 316 stainless steel, these threaded rods excel in demanding environments, such as marine and chemical applications.

The ‘A4′ classification signifies stainless steel with additional elements like molybdenum, enhancing its resistance to corrosion. The ’80’ denotes the minimum tensile strength in megapascals (MPa), showcasing the threaded rods’ reliability under stress.

We ensuring they meet the highest standards in diverse industries. With a comprehensive size range and ready availability in lengths from 1000mm to 6000mm, these threaded rods are the go-to choice for projects demanding durability, resilience, and corrosion resistance.

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A4-80 Threaded rod

Specification of A4-80 Bolt:

The specification of an A4-80 hex bolt refers to its specific dimensions, thread pitch, and other mechanical properties. Here’s what the designation “A4-80” signifies:

Product nameA4-80 Threaded Rod
Size:Metric: M3-M100
Length:Up to 6000mm
Strength Grade: 800 MPa (min)
Industry Standards:DIN975
Packaging:Boxes/cartons into wooden pallets
Application:Construction/Automotive/Marine/Aerospace/Food and Beverage Industry/Medical Equipment/Chemical Processing/Water Treatment

FAQ about A2-70 Hex Bolt:

1. Q: Why choose A4-80 threaded rods over other stainless steel grades?
A: A4-80 stainless steel offers a superior combination of corrosion resistance and high tensile strength, making it ideal for demanding applications in corrosive environments.

2. Q: Can A4-80 threaded rods be used in applications with extreme temperature variations?
A: Yes, A4-80 stainless steel maintains its mechanical properties across a wide temperature range, making it suitable for applications with varying temperature conditions.

3. Q: Are A4-80 threaded rods suitable for subsea installations?
A: Absolutely, the corrosion-resistant properties of A4-80 make it an excellent choice for subsea installations where exposure to saltwater and harsh conditions is prevalent.

4. Q: Do A4-80 threaded rods require special maintenance in marine environments?
A: Payment terms are typically 30%tt advance,70%tt against bill of lading.

5. Q: Is packaging customization available for bulk orders?

A: Yes, we often offer packaging customization options for bulk orders, allowing you to specify packaging requirements based on your shipping and storage needs.

Quality control of A4-80 Threaded Rod:

Control MethodDetail
Material Inspection:Verify the material's composition, heat treatment, and quality upon receipt. Conduct metallurgical analysis to ensure the material properties meet the standards.
Process Control:Implement strict process control measures for heat treatment, machining, threading, and any other manufacturing steps. Maintain consistent process parameters to ensure uniform quality.
Inspection Points:Introduce inspection points at various stages of manufacturing to check for defects, dimensions, and quality. Inspect threading, dimensions, surface finish, and other critical parameters.
Sampling and Testing:Regularly sample products for testing, such as tensile testing, hardness testing, and metallurgical analysis, to ensure they meet the required specifications.
Thread Inspection:Thoroughly inspect threading using proper thread gauges to ensure accurate dimensions and fit with mating components.
Traceability:Implement a traceability system to track each fasteners journey from raw material to final product. This aids in accountability and recalls if necessary.