Alloy 20 Fasteners – Global Suppliers & Exporters
Aurum Overseas is a trusted Alloy 20 Fasteners Supplier and Exporter, providing high-performance fastening solutions for industries operating in highly corrosive chemical environments. Alloy 20, also known as Carpenter 20, is a nickel-iron-chromium alloy specifically developed to provide excellent resistance to sulfuric acid, chloride stress corrosion cracking, phosphoric acid, and various aggressive chemical media.
Our range of Alloy 20 Fasteners includes bolts, nuts, washers, screws, stud bolts, threaded rods, anchor bolts, and custom fastening components manufactured according to ASTM, ASME, DIN, BS, and international standards. These fasteners are widely used in chemical processing plants, pharmaceutical facilities, petrochemical industries, food processing equipment, and industrial manufacturing systems where corrosion resistance is a critical requirement.
As a leading Alloy 20 Fasteners Exporter, Aurum Overseas supplies customers across Europe, USA, UAE, Saudi Arabia, Qatar, Kuwait, Oman, Bahrain, and other global markets. We provide complete material traceability, inspection reports, test certificates, and dependable export logistics support for industrial projects worldwide.
Alloy 20 Fasteners – Product Overview
Alloy 20 Fasteners are manufactured from a corrosion-resistant nickel alloy developed to perform in aggressive chemical environments where conventional stainless steels may not offer adequate protection. The alloy contains nickel, chromium, molybdenum, copper, and niobium, providing excellent resistance to sulfuric acid attack and chloride-induced corrosion.
Due to their exceptional corrosion resistance, Alloy 20 Fasteners are extensively used in chemical processing plants, pharmaceutical manufacturing facilities, fertilizer production units, food processing equipment, and acid storage systems. These fasteners offer a unique balance of mechanical strength, fabrication properties, and chemical resistance, making them suitable for demanding industrial applications.
Alloy 20 Fasteners Specifications
| Specification | Details |
|---|---|
| Material Grade | Alloy 20 Fasteners |
| UNS Number | N08020 |
| Werkstoff Number | 2.4660 |
| ASTM Standards | ASTM F467 / ASTM F468 |
| ASME Standards | ASME SF467 / SF468 |
| International Standards | DIN, ASTM, BS and International Standards |
| Product Forms | Nuts, Bolts, Washers, Screws |
| Thread Types | Metric, UNC, UNF, BSW |
| Size Range | M3 to M56 |
| Imperial Sizes | 3/8" to 2" |
| Length Range | 3 mm to 200 mm |
| Custom Sizes | Available |
| Surface Finish | Plain, Passivated, Polished |
| Certifications | EN 10204 3.1 / 3.2 |
| Supply Capability | Export Worldwide |
Mechanical Properties of Alloy 20 Fasteners
The mechanical properties of Alloy 20 Fasteners provide a reliable combination of strength, ductility, and corrosion resistance for industrial applications involving aggressive chemicals and acidic environments. These characteristics make Alloy 20 a preferred material for critical processing equipment.
Mechanical & Physical Properties of Alloy 20 Fasteners
| Property | Value |
|---|---|
| Density | 8.1 g/cm³ |
| Melting Point | 1443°C (2430°F) |
| Tensile Strength | 80,000 psi / 551 MPa |
| Yield Strength (0.2% Offset) | 35,000 psi / 241 MPa |
| Elongation | 30% |
The combination of strength and ductility enables Alloy 20 Fasteners to perform effectively in pressure vessels, chemical reactors, piping systems, and industrial equipment exposed to corrosive media.
Chemical Composition of Alloy 20 Fasteners
The excellent corrosion resistance of Alloy 20 Fasteners is achieved through a carefully controlled chemical composition. High nickel content combined with chromium, molybdenum, copper, and niobium enhances resistance to sulfuric acid, chlorides, and other aggressive industrial chemicals.
Chemical Composition of Alloy 20 Fasteners
| Element | Alloy 20 |
|---|---|
| Carbon (C) | 0.02 Max |
| Manganese (Mn) | 1 – 2 |
| Silicon (Si) | 0.7 Max |
| Sulfur (S) | 0.005 Max |
| Copper (Cu) | 3 – 4 |
| Iron (Fe) | Balance |
| Nickel (Ni) | 32 – 38 |
| Molybdenum (Mo) | 2 – 3 |
| Phosphorus (P) | 0.02 Max |
| Niobium (Nb) | 0.1 – 0.3 |
The presence of nickel, chromium, molybdenum, and copper enables Alloy 20 Fasteners to provide outstanding protection against chemical attack, making them suitable for demanding processing environments.
Equivalent Grades of Alloy 20 Fasteners
Understanding equivalent grades helps engineers and procurement teams identify compatible material specifications across different international standards and markets.
Alloy 20 Fasteners Equivalent Grades
| Standard | Werkstoff Nr. | UNS | AFNOR | EN |
|---|---|---|---|---|
| Alloy 20 | 2.4660 | N08020 | Z2NCUD31-20AZ | NiCr20CuMo |
These equivalent designations assist global buyers in sourcing Alloy 20 Fasteners while maintaining consistent material performance and corrosion resistance characteristics.
Types of Alloy 20 Fasteners Available for Industrial Export Projects
Alloy 20 Fasteners are available in a wide range of configurations to meet the needs of chemical processing plants, pharmaceutical facilities, petrochemical industries, and industrial engineering projects. Aurum Overseas supplies both standard and custom fasteners for domestic and export requirements.
Alloy 20 Fasteners Types Table
| Fastener Type | Industrial Application |
|---|---|
| Hex Bolts | Chemical processing equipment |
| Heavy Hex Bolts | Industrial pressure systems |
| Stud Bolts | Flange and piping connections |
| Socket Head Cap Screws | Precision equipment assemblies |
| Anchor Bolts | Structural and industrial projects |
| Threaded Rods | Equipment supports and fabrication |
| Hex Nuts | Corrosion-resistant assemblies |
| Lock Nuts | High-vibration equipment |
| Flat Washers | Load distribution systems |
| Spring Washers | Dynamic industrial applications |
| U-Bolts | Process piping systems |
| Custom Fasteners | Project-specific requirements |
Thread Standards and Size Range
| Parameter | Range |
|---|---|
| Metric Sizes | M3 to M56 |
| Imperial Sizes | 3/8" to 2" |
| Thread Types | UNC, UNF, Metric, BSW |
| Length Range | 3 mm to 200 mm |
| Manufacturing | Rolled and Cut Threads |
Aurum Overseas can also manufacture Alloy 20 Fasteners according to customer drawings and project specifications for critical industrial applications.
Alloy 20 Fasteners Suppliers in Europe for Chemical Processing & Pharmaceutical Industries
Aurum Overseas supplies Alloy 20 Fasteners to customers across Germany, France, Italy, Spain, Netherlands, Belgium, Poland, Sweden, and other European markets. These fasteners are widely used in chemical processing facilities, pharmaceutical manufacturing plants, fertilizer industries, and food processing systems where corrosion resistance is essential.
The excellent resistance of Alloy 20 to sulfuric acid and aggressive chemicals makes it a preferred choice for industrial applications throughout Europe. We support buyers with complete certification, inspection documentation, and reliable export logistics.
Alloy 20 Fasteners Exporters in USA for Acid Handling & Industrial Processing Applications
As an experienced Alloy 20 Fasteners Exporter, Aurum Overseas supplies customers throughout Houston, Chicago, New York, Dallas, Los Angeles, and other industrial regions in the United States. Our fasteners are widely used in acid handling systems, chemical reactors, storage tanks, piping networks, and processing equipment.
We provide standard and custom fasteners supported by quality documentation, material test reports, and dependable delivery schedules for industrial projects across North America.
Alloy 20 Fasteners Suppliers in Gulf Countries for Petrochemical & Fertilizer Projects
Aurum Overseas exports Alloy 20 Fasteners to UAE, Saudi Arabia, Qatar, Kuwait, Oman, and Bahrain for petrochemical plants, fertilizer facilities, industrial processing systems, and infrastructure projects. These industries frequently require fastening materials capable of resisting aggressive chemicals and corrosive environments.
Our export services include technical support, material traceability, inspection certificates, and project-focused logistics solutions for industrial customers across the Gulf region.
Why Industrial Buyers Choose Aurum Overseas for Alloy 20 Fasteners
Aurum Overseas supports industrial buyers across Europe, USA, and Gulf countries with high-quality Alloy 20 Fasteners engineered for chemical processing, pharmaceutical manufacturing, fertilizer production, and industrial processing applications. Our products are manufactured to international standards and supplied with complete quality documentation.
With strong export experience, inspection capabilities, material traceability, and global logistics support, we provide dependable fastening solutions for EPC contractors, plant operators, engineering companies, and industrial procurement teams worldwide.
Industries We Serve
Alloy 20 Fasteners are widely used in industries where corrosion resistance against acids and aggressive chemical environments is a primary requirement.
| Industry Sector | Typical Applications |
|---|---|
| Chemical Processing | Reactors, tanks, and process equipment |
| Pharmaceutical | Manufacturing and processing systems |
| Petrochemical | Chemical handling and storage facilities |
| Fertilizer Plants | Acid-resistant industrial equipment |
| Food Processing | Corrosion-resistant production systems |
| Power Generation | Industrial processing components |
| Oil & Gas | Chemical handling systems |
| Water Treatment | Industrial treatment facilities |
Nickel Alloy Fasteners Grades Comparison for Corrosion-Resistant Applications
While Alloy 20 Fasteners are widely preferred for sulfuric acid service and aggressive chemical processing environments, selecting the right fastening material depends on factors such as chemical exposure, operating temperature, and corrosion conditions.
For marine engineering, seawater piping systems, and offshore applications requiring excellent resistance to biofouling and saltwater corrosion, Copper Nickel Fasteners are often considered due to their outstanding performance in marine environments and long-term durability.
In industries such as aerospace, chemical processing, medical equipment, and high-performance engineering, Titanium Fasteners are frequently selected for their exceptional strength-to-weight ratio, superior corrosion resistance, and ability to perform in demanding operating conditions.
For a complete range of corrosion-resistant fastening solutions, these products are supported by the Nickel Alloy Fasteners Supplier & Exporter division, providing material options tailored to chemical processing, marine engineering, offshore installations, and critical industrial applications.
FAQs
1. What are Alloy 20 Fasteners used for?
Alloy 20 Fasteners are primarily used in chemical processing plants, pharmaceutical facilities,
fertilizer production units, and acid handling systems where excellent corrosion resistance is required.
2. Do you supply Alloy 20 Fasteners in the USA?
Yes, Aurum Overseas supplies Alloy 20 Fasteners to customers across major industrial regions in the
United States with complete certification and inspection documentation.
3. Do you export Alloy 20 Fasteners to Gulf countries?
Yes, we export Alloy 20 Fasteners to UAE, Saudi Arabia, Qatar, Kuwait, Oman, and Bahrain with
project-specific documentation and worldwide logistics support.
4. Can you provide custom sizes and dimensions?
Yes, custom diameters, lengths, thread forms, and project-specific manufacturing options are available
according to customer requirements.
5. Why choose Aurum Overseas as an Alloy 20 Fasteners supplier?
Aurum Overseas offers certified materials, global export capabilities, competitive pricing, technical
support, and dependable delivery for industrial projects worldwide.
Request a Quote
Looking for a reliable Alloy 20 Fasteners Supplier for a chemical processing, pharmaceutical, fertilizer, or industrial manufacturing project? Aurum Overseas supplies certified fastening solutions manufactured to international standards with complete material traceability and inspection documentation.
Whether you require Alloy 20 bolts, nuts, washers, stud bolts, threaded rods, or custom-engineered fasteners, our team can assist with material selection, technical specifications, export documentation, and global logistics support. Share your project requirements today to receive a competitive quotation and expert assistance for your fastening needs.
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