Alloy 20 fasteners are high performance fasteners made from a nickel-chromium-molybdenum alloy with added copper & iron It exhibits excellent corrosion resistance in a variety of harsh environments, including sulfuric acid, phosphoric acid, and chloride solutions.

Alloy 20 Washers Exporter, Carpenter 20 Fasteners, DIN 2.4660 Screws, UNS N08020 Stud Hex Bolt, Alloy 20 Spring Washers, UNS N08020 Nuts and Bolts, ASTM B473 Alloy 20 Fasteners, Alloy 20 Anchor Hex Bolt, ASME SB473 Alloy 20 Bolts Manufacturer in India.

Valour Alloys Inc., we carry a full inventory and Supply Alloy 20 Fasteners products in a variety of sizes widely used for marine applications due to their excellent resistance to seawater corrosion, low macrofouling rates, and good fabricability. Alloy 20 is a Nickel Alloy & nickel-iron-chromium-based alloy with additions of copper and molybdenum. It is known for its excellent corrosion resistance in various acidic environments, including sulfuric acid. Alloy 20 fasteners are components made from this alloy and are designed to provide exceptional performance in corrosive and challenging conditions.


Alloy 20 Fasteners Manufacturer

Alloy 20 Fasteners Manufacturer

Alloy 20 Fasteners Exporter

Alloy 20 Fasteners Exporter

Understanding the Properties of Alloy 20 Fasteners

Valour Alloys Inc. provide the proper information and easy to understanding Properties of Alloy 20 Fasteners With some essential points such as High Mechanical Strength, Thermal Stability, and Resistance to Environmental Degradation. It combines excellent mechanical properties and corrosion resistance, making it a popular choice for fasteners in various industries. Did you know that Alloy 20, also known as Carpenter 20, is an alloy of Nickel Alloy , iron, and chromium that has excellent resistance to acidic environments?

When we talk about the High Mechanical Strength we know one of the popular material grads is Alloy 20 fasteners and Stainless Steel Bolts exhibit excellent tensile and yield strength, allowing them to perform well under high-stress conditions. They also maintain the strength and stability in elevated temperature environments. Thermal stability is a effective in temperatures up to 500°F (260°C), making it a reliable option for moderately high-temperature applications. Resistance to Environmental Degradation known as Alloy 20 fasteners are resistant to oxidation, reducing maintenance and replacement frequency.

8 Reasons to Consider Alloy 20 Fasteners for Your Next Project

Beginning in 2025 multiple industrial companies upgrade their business in the Petrochemical Industry, Oil and Gas Industry, Chemical Industry, Power Plant Industry, Energy Industry, Pharmaceuticals Industry, Pulp & Paper Industry, Food Processing Industry, Aerospace Industry, Refining Industry all these industries mostly requirement of Alloy 20 Fasteners for their exceptional performance in demanding environments. We are explin below Top 8 Reasons why we Consider Alloy 20 Fasteners for our Project.


  • Superior Corrosion Resistance
  • Exceptional Strength and Durability
  • Versatility Across Industries
  • Cost-Effectiveness
  • Temperature Resistance
  • Ease of Fabrication
  • Compliance with Industry Standards
  • Eco-Friendly Properties

Superior Corrosion Resistance Specifically designed to resist sulfuric acid and other aggressive chemicals. Alloy 20 Fasteners Suitable in every industry uses in chemical, pharmaceutical, food processing, marine, and petrochemical industries. Alloy 20 Fasteners known as Cost-Effectiveness Offer a longer service life compared to standard Stainless Steel fasteners and they also help to reduce company maintenance costs. When we talk about the Alloy 20 Fasteners Temperature Resistance so it will be Performed reliably in temperatures up to 500°F (260°C).

Alloy 20 Fasteners known as one of the Ease Fabrication Fasteners Compatible with various standard and machined, welded, and fabricated, allowing seamless integration into projects. Alloy 20 Fasteners easily Compliance with Industry Standards like ASTM, ASME, and other global standards and Ensures consistent quality and reliability. Alloy 20 Fasteners are also used in Eco-Friendly Properties Resistant to leaching, making them safe for applications involving food or pharmaceuticals. Alloy 20 fastener construction means less frequent replacements and minimal waste.

What Are Alloy 20 Fasteners and Their Applications?

Alloy 20 Fasteners are widely used in construction and other structural applications Many Industries use Alloy and other materials for their production of Alloy 20 Fasteners and Stainless Steel Bolts products used in Major industries. Valour Alloys Inc. explain here the Top 3 Applications for Alloy 20 Fasteners such as the Chemical and Petrochemical Industries, Food Processing and Pharmaceutical Industry there are some essential points are explained below


  • Chemical and Petrochemical Industries
  • Food Processing
  • Pharmaceutical Industry

Alloy 20 Fasteners are widely used in multiple industries such as Chemical and Petrochemical Industries for handling sulfuric acid and other corrosive chemicals as well as Common in heat exchangers Alloy 20 Fasteners also play a major role in Food Processing as a food storage tanks, conveyors, and cleaning systems. In the Pharmaceutical Industry equipment and systems require high purity and resistance to chemical cleaning agents. Industrial companies get multiple advantages from Longevity stands for Reducing the need for frequent replacements, Reliability performing consistently under harsh conditions and Versatility Can be used in diverse environments and industries without compromising performance.

Specification of Alloy 20 Fasteners

Alloy 20 fasteners are an exceptional choice for applications requiring high corrosion resistance, mechanical strength, and reliability in harsh environments. Understanding their properties enables industries to make informed decisions, optimizing performance and longevity.


Specification Dimension Size Range Length
ASTM B473, B564 / ASME SB473, SB564 DIN, ISO, ASTM, JIS, BS, GB, IS and all International Standards M3 - M56 | 3/6" to 2" | Custom Sizes 3 mm to 200 mm

Alloy 20 Fasteners Range

Stud Hex Bolt Specifications ASTM / ASME - B/ SB 366
Stud Bolt Dimensions Hex Bolt, ASTM,DIN, BS,GB, IS and all International Standards
Stud Bolt Length 3 mm to 200 mm
Stud Bolts Size M02 to M33 | Custom Sizes
Stud Bolt Type Stainless Steel Bolts, Stud Bolts, Heavy Stud bolt, Tie Bar, Tie Rod, Continuous Threaded Stud Bolts and Hex Bolt (Fully Threaded Studs without Chamfered Ends), Tap End Stud Bolts, Double End Stud Bolts, Double End Stud Bolts with Reduced Shank, Flange Stud Bolts and Hex Bolt (Fully Threaded Studs with Chamfered Ends), MS Stud Bolts, Metric Thread Stud Bolt, Rough Forged Stud Bolts, Stud Half Thread Bolts etc.
Stud Bolts Coating
  • PTFE Coating : Flouropolymer, FlouroCarbon, Xylan 1000 / 1014 / 1070 / 1400 / 1424 / 1427 / 1052 / 5230 / 5250 / 5611
  • Ceramic PTFE coating : FlouroCarbon Polymer, Xylar 1 / 101 / 2 / 201, TakeCoat 1000 / TakeCoat Ceramic 1, Sermagard 1105 / Sermagard 1280, ASTM F1428
  • Silver Coating : 99.9% Pure Silver, RoHS Compliant, Matte, Semi Bright and Bright finish, QQ-S-365, ASTM B700, AMS 2410 / 2411
  • Dacromet Coating : Dacromet 320 / 500 / ID / T, DacroBlack 107 / 127 / 135, DacroLub 15 /10, Zinc Flake Coating, Aluminium Flake Coating, ASTM F1136M, EN 13858, EN ISO 10683
  • Cadmium Plating : ElectroPlating, Metallic Coating, ASTM A165 / B766, ISO 4521, SAE AMS 2400/ 2401, QQ-P-416, PN 13.8, M-032-P
  • Zinc Phosphate Coating : AntiGalling, Basecoat for PTFE Fluorocarbon Coating, ASTM F1137 / D6280, Strong Adhesion and Corrosion Protection
  • Alloy 20 Fasteners

    ASTM A366 / SB366 Alloy 20 Stud Bolt & Hex Bolt ASTM A366 / SB366 Alloy 20 Bolts and Stainless Steel Bolts
    ASTM A366 / SB366 Alloy 20 Punched Washer ASTM A366 / SB366 Alloy 20 Pan Head Screw
    ASTM A366 / SB366 Alloy 20 Square Nuts and Bolts ASTM A366 / SB366 Alloy 20 Insert Nuts
    ASTM A366 / SB366 Alloy 20 Welding Studs ASTM A366 / SB366 Alloy 20 Pan Head Screw
    ASTM A366 / SB366 Alloy 20 Cap Screw ASTM A366 / SB366 Alloy 20 Foundation Bolts
    ASTM A366 / SB366 Alloy 20 Threaded Rod ASTM A366 / SB366 Alloy 20 Hex Head Bolts
    ASTM A366 / SB366 Alloy 20 Nuts and Bolts ASTM A366 / SB366 Alloy 20 Washers
    ASTM A366 / SB366 Alloy 20 Fender Washer ASTM A366 / SB366 Alloy 20 Lock Nuts and Bolts
    ASTM A366 / SB366 Alloy 20 Countersunk Slotted Screw ASTM A366 / SB366 Alloy 20 Double Ended Stud

    Types Of Alloy 20 Fasteners

    Chemical Composition of Alloy 20 Fasteners

    Grade C Mn Si S Cu Ni Cr Fe Mo P
    Alloy 20 0.07 max 2.00 max 1.00 max 0.035 max 3.00 – 4.00 32.00 – 38.00 19.00 – 21.00 29.85 min* 2.00 – 3.00 0.045 max

    Mechanical Properties of Alloy 20 Fasteners

    Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
    Alloy 20 8.1 g/cm3 1443 °C (2430 °F) Psi -80,000, MPa -551 Psi - 35,000, MPa - 241 30 %

    Equivalent Grade of Alloy 20 Fasteners

    STANDARD WERKSTOFF NR. UNS EN AFNOR
    Alloy 20 2.4660 N08020 NiCr20CuMo Z2NCUD31-20AZ

    Other Available Alloy 20 Fasteners

    Incoloy Alloy 20 Countersunk Bolts & Hex Bolt Nickel Alloy 8020 Wing Screw
    Carpenter 20 Coach Screw Carpenter 20 Fully Threaded Screw
    UNS N08020 Anchor Bolts DIN 2.4660 Torx Screw
    Carpenter 20 Carriage Bolts ASTM B472 UNS 8020 Truss Head Screw
    ASTM B472 UNS 8020 Allen Cap Bolt Incoloy Alloy 20 Flat Head Screw
    Incoloy Alloy 20 12-Point Flange Head Cap Screws Incoloy Alloy 20 Machine Washers
    Nickel Alloy 8020 Wing Screw 20cb3 Alloy 20 Captive Panel Screws
    20cb3 Alloy 20 T-Nuts For Wood Alloy 20 Stainless Steel Hex Cap Screw
    Alloy 20 Stainless Steel Wheel Nuts and Bolts and Caps UB6 Alloy Allen Cap Screw
    DIN 2.4660 Hex Head Bolts and Stainless Steel Bolts Carpenter 20 Pan Head Screw
    UB6 Alloy Wing Nuts Alloy 20 Grub Screw
    Alloy 20 Cage Nuts and Spring Nuts UNS N08020 Square Washer
    UNS N08020 Self Locking Nuts and Bolts Polished DIN 2.4660 Washer
    ASTM B472 UNS 8020 Hex Head Lag Screw ASTM B472 UNS 8020 Penny Washer

    Test Certificates

    We Alloy 20 Fasteners with the following details Mill Test Certificate according to EN 10204 3.1, PMI Test, Test Report from NABL Approved Lab, 3.2 Certification by External Testing Authority third, ultrasonic test report, and X-ray report.

    Marking & Packing

    Our Alloy 20 Fasteners is packaged to ensure no damage during transit. In the case of export, the standard export packing is in a wooden box. All Alloy 20 Fasteners are marked with our grade, batch number, size and mark. We can also do custom branding on our products as per buyer's unique requirements

    Supplying Alloy 20 Fasteners to Countries

    We Export Alloy 20 Fasteners to Saudi Arabia, Iran, Iraq, United Arab Emirates, Qatar, Bahrain, Oman, Kuwait, Turkey, Egypt, Yemen, Syria, Israel, Jordan, Cyprus, Singapore, Malaysia, Indonesia, Thailand, Vietnam, South Korea, Japan, Sri Lanka, Maldives, Bangladesh, Mayanmar, Taiwan, Cambodia, Argentina, Bolivia, Brazil, Chile, Venezuela, Colombia, Ecuador, Guyana, Paraguay, Uruguay, United States of America, Canada, Mexico, Panama, Costa Rica, Puerto Rica, Trinidad And Tobago, Jamaica, Bahamas, Denmark, Russia, Norway, Germany, France, Italy, United Kingdom, Spain, Ukraine, Netherland, Belgium, Greece, Czech Republic, Portugal, Hungary, Albania, Austria, Switzerland, Slovakia, Finland, Ireland, Croatia, Slovenia, Malta, Nigeria, Algeria, Angola, South Africa, Libya, Egypt, Sudan, Equatorial Guinea, The Republic Of Congo, Gabon, Europe, Africa, Asia, North America, South America, Middle East, Far East Etc.

    Distributing Alloy 20 Fasteners to Cities

    We Export Alloy 20 Fasteners to Navi Mumbai, Indore, Baroda, Muscat, Secunderabad, Gimhae-si, Kanpur, Colombo, Kuala Lumpur, Bhopal, Pimpri-Chinchwad, Rajkot, Haryana, Hanoi, Ernakulam, Chandigarh, Surat, Los Angeles, Hong Kong, Ahmedabad, Perth, Petaling Jaya, Hyderabad, Mumbai, Algiers, Edmonton, Ludhiana, Ho Chi Minh City, Karachi, Bangkok, Dallas, Bengaluru, Jakarta, Granada, Seoul, Cairo, Geoje-si, Rio de Janeiro, Abu Dhabi, Port-of-Spain, Sydney, London, Courbevoie, Vung Tau, Sharjah, Jaipur, Lahore, Chennai, Istanbul, Lagos, Thane, Dubai, Coimbatore, La Victoria, Calgary, Jeddah, Busan, Mexico City, Al Khobar, Caracas, Singapore, Atyrau, Manama, Kolkata, Riyadh, Jamshedpur, Brisbane, Toronto, Noida, Ahvaz, Vadodara, Doha, Visakhapatnam, Ulsan, New Delhi, Gurgaon, Bogota, Howrah, Moscow, Nashik, Ranchi, Nagpur, Al Jubail, Houston, Milan, Chiyoda, Aberdeen, Melbourne, New York, Dammam, Montreal, Santiago, Kuwait City, Pune, Tehran, Thiruvananthapuram, Faridabad, Madrid, Ankara Etc.