What are the key properties of duplex steel fasteners that make them suitable?
Duplex steel fasteners possess unique properties that make them highly suitable for various applications. They exhibit excellent corrosion resistance, crucial in environments with high moisture levels, saltwater, or aggressive chemicals. This resistance to corrosion helps prevent degradation and ensures the longevity of the fasteners. Duplex steel fasteners offer exceptional strength and toughness, allowing them to withstand heavy loads, vibrations, and impacts without compromising their structural integrity.
This property is particularly advantageous in construction, oil and gas, and marine industries, where reliable and durable fastening solutions are essential. Duplex steel fasteners demonstrate good weldability, enabling easy fabrication and installation. This characteristic enhances their versatility and makes them a preferred choice in various engineering projects. Duplex steel fasteners also resist stress corrosion cracking, crucial in applications involving exposure to harsh environments or fluctuating temperatures. The key properties of duplex steel fasteners, including corrosion resistance, strength, toughness, weldability, and resistance to stress corrosion cracking, contribute to their suitability for demanding industrial applications.
What are the advantages of using duplex steel fasteners in industrial applications?
The utilization of duplex steel fasteners in industrial applications offers numerous advantages. Their exceptional corrosion resistance provides a significant benefit, as they can withstand harsh and corrosive environments, including exposure to corrosive chemicals, saltwater, and high humidity. This resistance translates into enhanced durability and longevity of the fasteners, reducing the need for frequent replacements and maintenance. Duplex steel fasteners exhibit high strength and toughness, allowing them to withstand heavy loads and extreme conditions without compromising their structural integrity. This strength ensures reliable fastening and contributes to the overall safety and stability of the systems or structures they are used in.
Duplex steel fasteners possess excellent fatigue resistance, enabling them to endure repetitive loading and cyclic stress over extended periods. This characteristic is particularly crucial in applications subject to vibrations or dynamic forces, where the risk of fatigue failure is a concern. The weldability of duplex steel fasteners facilitates their easy fabrication and installation, providing flexibility and efficiency during construction or assembly processes. Duplex steel fasteners offer cost-effective solutions in the long run due to their extended service life and reduced maintenance requirements.
Manufacturing Process Of Duplex Steel Fasteners
Forging
Forging is a manufacturing process that involves shaping metal through the application of force.
Machining & Drilling
Both machining and drilling play crucial roles in the manufacturing of components across a wide range of industries.
Heat Treatment
Heating the metal to a temperature below the critical range and then slow cooling
Quality Control & Marking, Identification
Quality control and marking are essential aspects of manufacturing and production processes across metal industries.
Packaging and Delivery
To reach their destination in pristine condition, we employ careful packaging techniques.
Duplex Steel Bolts and Nuts Specification
Standard
ASTM A479 / ASME SA479
Bolt / Screw Size
M3 – M56 | 3/6″ to 2″ | Custom Sizes
Nuts Size
M3 – M56 | 3/6″ to 2″ | Custom Sizes
Washers Size
M3 – M56 | 3/6″ to 2″ | Custom Sizes
Machine Screws Size
M1.6 – M12
Self Tapping Screw Size
No.2 – No. 14
Length
3 mm to 200 mm
Threads
UNF, BSW, BSF, METRIC, UNC, or as required
Fasteners
DIN : DIN 934, DIN 931, DIN 970, DIN 933
UTS : UNEF, NPT, UNC, UNS, UNF, NPTF
ISO : JIS standards, ISO 4033, ISO 4032,
ANSI – American National Standards Institute
ASME B18.5
ANSI B 28.2.4 1M
as per defined in ASME B16.5 standard Stud Bolt length
ANSI B 18.2.4 2M
as per defined in ASME B18.2.2 Hex nuts
Dimensions
DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3
Threads
Unless otherwise specified, the threads shall be rolled or cut and tapped horizontally or vertically
Test Certificate
as per EN 10204 / 3.1 Manufacturer Test Certificate
Additional Certifications
PED 97/23/EC Certified, Merkblatt AD 2000 W2 Certified
Production Process
M24-M100: hot forging , M2-M24: Cold Froging, for custom-made connecting element machining and CNC
Types
Bolts, Nuts, Stud Bolts, Washers, Threaded Rod, Anchor Fasteners, Eye Bolt, Stud, Cotter Pin, Socket Screw, Fine Fasteners & Spares, Foundation Fasteners, Hexagon Castle Nuts, Hexagon Domed Cap Bolts, Hexagon Thin Nuts etc.
Export & Supply Destination of Duplex Steel Fasteners
Europe
Asia & Middle East
Africa
America
Oceania
Countries - Romania, Slovakia, Hungary, Luxembourg, Austria, Ukraine, Norway, Germany, Estonia, Switzerland, Denmark, Moldova, Poland, Turkey, Belarus, Sweden, Azerbaijan, Netherlands, Russia, Finland, France, Portugal, Malta, Serbia, Bulgaria, United Kingdom, Latvia, Belgium, Lithuania, Cyprus, Ireland, Spain, Liechtenstein, Italy, Croatia, Czechia/Czech Republic, Greece, Monaco.
Cities - lorca, Tallinn, Amsterdam, Riga, Helsinki, Munich, Málaga, Dortmund, Mannheim, Bilbao, Szczecin, Florence, Hanover, Bratislava, Las Palmas, Lisbon, Galați, Utrecht, Karlsruhe, Vila Nova de Gaia, Barcelona, Berlin, Vilnius, Milan, Augsburg, Cluj-Napoca, Athens, Nice, The Hague, Stockholm, imișoara, Frankfurt am Main, Murcia, Seville, Bari, Antwerp, Nantes, Sofia, Bielefeld, Rotterdam, Palermo, Constanța, Malmö, Bucharest, Łódź, Espoo, Wrocław, Genoa, Valencia, Dresden, Stuttgart, Varna, Lyon, Alicante, Bydgoszcz, Warsaw, Madrid, Wuppertal, Lublin, Bologna, Palma de MalVienna, Naples, Leipzig, Bonn, Kaunas, Hamburg, Toulouse, Rome, Budapest, Gdańsk, Iași, Prague, Münster, Thessaloniki, Kraków, Paris, Aarhus, Nuremberg, Gothenburg, Copenhagen, Poznań, Plovdiv, Bremen, Duisburg, Córdoba, Cologne, Marseille, Bochum, Sintra, Dublin, Essen, Düsseldorf, Zagreb, Brno, Zaragoza, Turin.
Countries - India, United Arab Emirates, Mongolia, China, Kuwait, Iraq, Hong Kong, Myanmar, North Korea, Taiwan, Qatar, Lebanon, Turkey, Saudi Arabia, Malaysia, Philippines, Oman, South Korea, Iran, Israel, Kyrgyzstan, Thailand, Japan, Jordan, Russia, Vietnam, Armenia, Maldives, Sri Lanka, Indonesia, Nepal, Egypt, Macau, Azerbaijan, Bangladesh, Bahrain, British, Afghanistan, Singapore, Bhutan.
Cities - Caloocan, Chelyabinsk, Tokyo, Medan, Bandung, Kobe, Chittagong, Yokohama, Bangkok, Dhaka, Zhengzhou, Hong Kong, Chennai, Hefei, Xiamen, Ranchi, Seoul, Tianjin, Zhongshan, Taichung, Riyadh, Izmir, Incheon, Kochi, Hanoi, Baghdad, Delhi, Surat, Dubai, Dongguan, Taoyuan, Surabaya, Hyderabad, Kyoto, Yekaterinburg, Yerevan, Tainan, Nagpur, Kawasaki, Shymkent, Astana, Kuala Lumpur, Kaohsiung, Jeddah, Faisalabad, Phnom Penh, Lahore, Istanbul, Osaka, Pyongyang, Rawalpindi, Jakarta, Tehran, Yangon, Pune, Daegu, Quanzhou, Shanghai, Zunyi, Chengdu, Chongqing, Hyderabad, Ankara, Manila, Ahmedabad, Khulna, Shenyang, Vadodara, Shantou, Wuhan, Novosibirsk, Guangzhou, Quezon City, Jaipur, Nanjing, Hangzhou, Kabul, Bengaluru, Busan, New Taipei City, Davao City, Lucknow, Baku, Tbilisi, Beijing, Shenzhen, Mumbai, Ho Chi Minh City, Omsk, Wenzhou, Changsha, Almaty, Fukuoka, Peshawar, Sapporo, Taipei, Suzhou, Xi'an, Krasnoyarsk, Kolkata, Foshan.
Countries - Bolivia, Bahamas, Argentina, Saint Lucia, Canada, Guyana, Belize, Dominican Republic, Trinidad and Tobago, Nicaragua, El Salvador, Ecuador, Suriname, United States of America, Brazil, Costa Rica, Haiti, Colombia, Jamaica, Cuba, Chile, Antigua and Barbuda, Panama, Uruguay, Paraguay, Mexico, Dominica, Saint Vincent and the Grenadines, Grenada, Honduras, Peru, Barbados, Venezuela, Guatemala.
Cities - Barquisimeto, Santa Cruz, Quito, Port-au-Prince, Ottawa, Natal, Puebla, Chicago, Chihuahua, Brasília, Montreal, Rosario, Duque de Caxias, Havana, San Francisco, Jacksonville, Mexico City, Belém, Caracas, Guadalajara, San Diego, Edmonton, Los Angeles, New York, Valencia, León, Manaus, Ecatepec, Fortaleza, San Jose, Nezahualcóyotl, San Antonio, Columbus, Dallas, São Luís, Mérida, Charlotte, Toronto, Austin, Rio de Janeiro, São Gonçalo, Barranquilla, Ciudad Juárez, Calgary, Indianapolis, Hermosillo, Acapulco, Tegucigalpa, Philadelphia, Houston, Fort Worth, Zapopan, Campo Grande, Monterrey, Recife, Porto Alegre, Medellín, Guayaquil, Maracaibo, Trujillo, Goiânia, Managua, Santiago, Phoenix, Santo Domingo, Salvador, Montevideo, Lima, Guatemala City, Córdoba, Cali, Campinas, Guarulhos, Belo Horizonte, Bogotá, Buenos Aires, Denver, Tijuana, Curitiba, Ciudad Guayana, São Paulo, El Alto
Countries - Samoa, Solomon Islands, Palau, New Zealand, Nauru, Marshall Islands, Papua New Guinea, Australia, Tonga, Tuvalu, Micronesia, Kiribati, Vanuatu, Fiji.