Duplex Steel S31803 Nuts

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Manufacturer, Exporter & Supplier of Duplex Steel S31803 Nuts

Duplex Steel S31803 Nuts

Welcome to GIC Fasteners, a trusted name in the manufacturing of premium Duplex Steel S31803 Nuts. As a leading producer of fasteners, we specialize in crafting nuts that adhere to stringent international standards including DIN, ASTM, ISO, and BS specifications. Our Duplex Steel S31803 Nuts combine superior corrosion resistance and exceptional mechanical properties, making them ideal for a wide array of industrial applications. With a commitment to quality and precision, we take pride in providing fasteners that meet and exceed equivalent international standards, ensuring reliability and durability for diverse engineering needs.

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Duplex Steel S31803 Nuts Manufacturer

When it comes to high-performance fasteners in demanding industrial applications, GIC Fasteners stands out as a trusted name in the industry. Our Duplex Steel S31803 Nuts are a testament to our commitment to quality and precision. These nuts are crafted from Duplex Steel S31803, a corrosion-resistant and exceptionally durable material that ensures long-lasting performance in harsh environments.

At GIC Fasteners, we understand the critical role that nuts play in various industries, from oil and gas to marine and construction. Our Duplex Steel S31803 Nuts are designed to meet the highest standards, offering exceptional resistance to corrosion, high temperatures, and mechanical stress. Whether you need them for offshore drilling rigs, chemical processing plants, or structural applications, our nuts deliver the reliability and durability you can trust. For inquiries and to place your order, contact our expert team at sales@gicfasteners.com today, and experience the quality and service that sets GIC Fasteners apart in the fastener industry.

Specification List Of Duplex Steel S31803 Nuts

Specifications : ASTM A479 / ASME SA479
Standard : DIN, ISO, ASTM, JIS, BS, GB, IS and all International Standards
Length : 3 mm to 200 mm
Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes
Type : Hex Head nuts, Square nuts, Lock nuts, Eye nuts, wing nuts, T nuts, Panel Nuts, Coupling Nuts, Dome nuts, Acorn Nuts, etc.

Chemical Composition Of Duplex Steel S31803 Nuts

Grade C% Mn% Si% P% S% Cr% Ni% Mo% N%
S31803 0.030 2.00 1.00 0.030 0.020 21.0-23.0 4.5-6.5 2.5-3.5 0.08-0.20

Mechanical Properties Of Duplex Steel S31803 Nuts

Tensile Strength, ksi 90 min
0.2% Yield Strength, ksi 65 min
Elongation, % 25 min
Hardness [HRC] 293 max

Equivalent Grades of Duplex Steel S31803 Nuts

STANDARD UNS WNR.
Duplex Steel 1803 S31803 1.4462

Duplex Steel S31803 Hex Nuts Dimension Chart

Hex Nut Dimensions

All measurements in millimeters

Nominal Size or Basic Major Thread Diameter
F
G
H
Width Across Flats
Width Across Corners
Thickness
Basic
Max
Min
Max
Min
Basic
Max
Min
1/4
.2500
1/2
.500
.488
.577
.556
15/64
.250
.218
5/16
.3125
9/16
.562
.546
.650
.622
19/64
.314
.280
3/8
.3750
11/16
.688
.669
.794
.763
23/64
.377
.341
7/16
.4375
3/4
.750
.728
.866
.830
27/64
.441
.403
1/2
.5000
7/8
.875
.850
1.010
.969
31/64
.504
.464
9/16
.5625
15/16
.938
.909
1.083
1.037
35/64
.568
.526
5/8
.6250
1-1/16
1.062
1.031
1.227
1.175
39/64
.631
.587
3/4
.7500
1-1/4
1.250
1.212
1.443
1.382
47/64
.758
.710
7/8
.8750
1-7/16
1.438
1.394
1.660
1.589
55/64
.885
.833
1
1.0000
1-5/8
1.325
1.575
1.876
1.796
63/64
1.012
.956
1-1/8
1.1250
1-13/16
1.812
1.756
2.093
2.002
1-7/64
1.139
1.079
1-1/4
1.2500
2
2.000
1.938
2.309
2.209
1-7/32
1.251
1.187
1-3/8
1.3750
2-3/16
2.188
2.119
2.526
2.416
1-11/32
1.378
1.460
1-1/2
1.5000
2-3/8
2.375
2.300
2.742
2.622
1-15/32
1.505
1.433
1-5/8
1.6250
2-9/16
2.562
2.481
2.959
2.828
1-19/32
1.632
1.556
1-3/4
1.7500
2-3/4
2.750
2.662
3.175
3.035
1-23/32
1.759
1.679
2
2.0000
3-1/8
3.125
3.025
3.608
3.449
1-31/32
2.013
1.925
2-1/4
2.2500
3-1/2
3.500
3.388
4.041
3.862
2-13/64
2.251
2.155
2-1/2
2.5000
3-7/8
3.875
3.750
4.474
4.275
2-29/64
2.505
2.401
2-3/4
2.7500
4-1/4
4.250
4.112
4.907
4.688
2-45/64
2.759
2.647
3
3.0000
4-5/8
4.625
4.475
5.340
5.102
2-61/64
3.013
2.893
3-1/4
3.2500
5
5.000
4.838
5.774
5.515
3-3/16
3.252
3.124
3-1/2
3.5000
5-3/8
5.375
5.200
6.207
5.928
3-7/16
3.506
3.370
3-3/4
3.7500
5-3/4
5.750
5.562
6.640
6.341
3-11/16
3.670
3.616
4
4.0000
6-1/8
6.125
5.925
7.073
6.755
3-15/16
4.014
3.862

Range of Duplex Steel S31803 Nuts

Different Types of Duplex Steel S31803 Nuts

  • Duplex Steel S31803 Flanged Nuts
  • Duplex Steel S31803 Hex Nuts
  • Duplex Steel S31803 Square Nuts
  • Duplex Steel S31803 T Nuts
  • Duplex Steel S31803 Nylock Nuts
  • Duplex Steel S31803 Lock Nuts
  • Duplex Steel S31803 Heavy Hex Nuts
  • Duplex Steel S31803 Jam Nuts
  • Duplex Steel S31803 Coupling Nuts
  • Duplex Steel S31803 Hex Cap Nuts
  • Duplex Steel S31803 Hex Flange Nuts
  • Duplex Steel S31803 Hex Weld Nuts
  • Duplex Steel S31803 Square Thin Nuts
  • Duplex Steel S31803 Square Weld Nuts
  • Duplex Steel S31803 Acorn Nuts
  • Duplex Steel S31803 Lifting Eye Nuts
  • Duplex Steel S31803 Wing Nuts
  • Duplex Steel S31803 T-Slot Nuts
  • Duplex Steel S31803 Nylock Jam Nuts
  • Duplex Steel S31803 K Lock Nuts
  • Duplex Steel S31803 9 Way Lock Nuts
  • Duplex Steel S31803 All Metal Lock Nuts
  • Duplex Steel S31803 Slotted Castle Nuts
  • Duplex Steel S31803 19 Point Flange Nuts
  • Duplex Steel S31803 Lug Nuts
  • Duplex Steel S31803 Open Lug Nuts
  • Duplex Steel S31803 Dome Nuts
  • Duplex Steel S31803 Hex Machine Screw Nuts
  • Duplex Steel S31803 Hex Lock Nuts Nylon Insert
  • Duplex Steel S31803 Hex Jam Nuts
  • Duplex Steel S31803 Hex Jam Nylon Lock Nuts
  • Duplex Steel S31803 Cap Nuts
  • Duplex Steel S31803 Prevailing Torque Lock Nuts
  • Duplex Steel S31803 Top Lock Nuts
  • Duplex Steel S31803 Pin-Lock Nuts
  • Duplex Steel S31803 Castle Nuts
  • Duplex Steel S31803 Flange Nuts Serrated
  • Duplex Steel S31803 Machine Hex Nuts
  • Duplex Steel S31803 Finished Hex Nuts
  • Duplex Steel S31803 Forged Eye Nut
  • Duplex Steel S31803 Rivet Nuts
  • Duplex Steel S31803 Slotted Hex Nuts
  • Duplex Steel S31803 Acme Hex Nuts
  • Duplex Steel S31803 Anco Locknuts
  • Duplex Steel S31803 Flexloc Nuts
  • Duplex Steel S31803 Reversible Lock Nuts
  • Duplex Steel S31803 Panel Nut
  • Duplex Steel S31803 Poly Nut
  • Duplex Steel S31803 Conelock Nut
  • Duplex Steel S31803 Self Clinching Nuts
  • Duplex Steel S31803 Domed Cap Nuts
  • Duplex Steel S31803 Imperial Thread Nuts
  • Duplex Steel S31803 Imperial Thread Nylock Nuts
  • Duplex Steel S31803 Sleeve Nuts
  • Duplex Steel S31803 Thin Nuts
  • Duplex Steel S31803 Weld Nuts
  • Duplex Steel S31803 High Nuts
  • Duplex Steel S31803 Cage Nuts
  • Duplex Steel S31803 Security Nuts
  • Duplex Steel S31803 Imperial Nuts
  • Duplex Steel S31803 Industrial Nuts
  • Duplex Steel S31803 Miscellaneous Nuts
  • Duplex Steel S31803 Insert Nuts
  • Duplex Steel S31803 Knurled Nuts
  • Duplex Steel S31803 Round Nuts

Characteristics of Duplex Steel S31803 Nuts

  • Corrosion Resistance: Duplex Steel S31803 nuts exhibit excellent resistance to various forms of corrosion, including pitting, crevice corrosion, and stress corrosion cracking.
  • High Strength: These nuts offer higher strength compared to austenitic stainless steels, making them suitable for demanding applications.
  • Good Weldability: Duplex Steel S31803 nuts have good weldability, allowing for easy fabrication and joining with compatible materials.
  • High Toughness: They possess high toughness and impact strength, providing durability in challenging environments.
  • Chloride Stress Resistance: These nuts maintain their mechanical properties in chloride-rich environments, which is crucial for applications in marine and coastal areas.
  • Improved Heat Resistance: Duplex Steel S31803 nuts can withstand moderately elevated temperatures without losing their structural integrity.
  • Cost-Effective: Their combination of properties often makes them a cost-effective choice for applications where both corrosion resistance and strength are important.
  • Wide Applications: Due to their balanced properties, these nuts are used in various industries such as oil and gas, chemical, pulp and paper, and more.
  • Duplex Microstructure: These nuts have a two-phase microstructure consisting of both austenitic and ferritic phases, contributing to their unique properties.

Applications of Duplex Steel S31803 Nuts

Applications Industries
Pipelines and piping systems Oil and Gas
Heat exchangers Chemical and Petrochemical
Desalination equipment Water Treatment
Pulp and paper processing Pulp and Paper
Marine structures Marine and Coastal
Pressure vessels Energy
Chemical storage tanks Chemical Processing
Food and beverage equipment Food and Beverage
Architectural components Construction
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Duplex Steel S31803 Nuts - FAQs

Duplex Steel S31803, also known as UNS S31803, is a type of duplex stainless steel characterized by its two-phase microstructure of austenitic and ferritic phases. It offers enhanced strength and corrosion resistance compared to conventional stainless steels.

Duplex Steel S31803 Nuts provide a unique combination of high strength, excellent corrosion resistance, and good weldability. These properties make them suitable for demanding applications in industries like oil and gas, chemical processing, and marine engineering.

Duplex Steel S31803 Nuts exhibit exceptional resistance to various forms of corrosion, including pitting, crevice corrosion, and stress corrosion cracking. This makes them an ideal choice for applications involving exposure to aggressive substances like chlorides.

Yes, Duplex Steel S31803 Nuts offer improved heat resistance and can maintain their mechanical properties at moderately elevated temperatures. This characteristic expands their usability in applications involving heat exchangers and certain industrial processes.

Duplex Steel S31803 Nuts find applications in a wide range of industries, including oil and gas, chemical and petrochemical, water treatment, pulp and paper, marine and coastal, energy, and construction.

Absolutely, Duplex Steel S31803 Nuts are highly suitable for marine and coastal applications due to their exceptional resistance to corrosion in chloride-rich environments, which are common near the sea.

Duplex Steel S31803 Nuts can be easily welded using conventional welding techniques like TIG (Tungsten Inert Gas) and MIG (Metal Inert Gas) welding. However, post-weld heat treatment might be necessary to maintain the desired properties.

Yes, Duplex Steel S31803 Nuts are often used in structural components due to their high strength, toughness, and corrosion resistance. They are suitable for architectural, construction, and pressure vessel applications.

Duplex Steel S31803 stands out for its duplex microstructure, which offers a balance of properties not typically found in single-phase austenitic or ferritic stainless steels. This gives it superior strength and corrosion resistance compared to many other stainless steel grades.

Duplex Steel S31803 Nuts - Export Destination

Duplex Steel S31803 Nuts Supplier in North America

Antigua and Barbuda, Bahamas, Barbados, Belize, Canada, Costa Rica, Cuba, Dominica, Dominican Republic, El Salvador, Grenada, Guatemala, Haiti, Honduras, Jamaica, Mexico, Nicaragua, Panama, Saint Kitts and Nevis, Saint Lucia, Saint Vincent and the Grenadines, Trinidad and Tobago, United States.

Duplex Steel S31803 Nuts Supplier Fasteners in South America

Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, Falkland Islands, French Guiana, Guyana, Paraguay, Peru, Suriname, Uruguay, Venezuela.

Duplex Steel S31803 Nuts Supplier in Europe

Albania, Andorra, Austria, Belarus, Belgium, Bosnia and Herzegovina, Bulgaria, Croatia, Czech Republic (Czechia), Denmark, Estonia, Finland, France, Germany, Greece, Holy See, Hungary, Iceland, Ireland, Italy, Latvia, Liechtenstein, Lithuania, Luxembourg, Malta, Moldova, Monaco, Montenegro, Netherlands, North Macedonia, Norway, Poland, Portugal, Romania, Russia, San Marino, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Ukraine, United Kingdom.

Duplex Steel S31803 Nuts Supplier in Asia

Afghanistan, Armenia, Azerbaijan, Bahrain, Bangladesh, Bhutan, Brunei, Cambodia, Cyprus, Georgia, India, Indonesia, Iran, Iraq, Israel, Japan, Jordan, Kazakhstan, Kuwait, Kyrgyzstan, Laos, Lebanon, Malaysia, Maldives, Mongolia, Myanmar, Nepal, Oman, Pakistan, Palestine, Philippines, Qatar, Saudi Arabia, Singapore, South Korea, Sri Lanka, State of Palestine, Syria, Taiwan, Tajikistan, Thailand, Timor-Leste, Turkey, Turkmenistan, United Arab Emirates, Uzbekistan, Vietnam, Yemen.

Duplex Steel S31803 Nuts Supplier in Australia

Australia, Fiji, Kiribati, Marshall Islands, Micronesia, Nauru, New Zealand, Palau, Papua New Guinea, Samoa, Solomon Islands, Tonga, Tuvalu, Vanuatu.