U Bolts

Manufacturer, Exporter & Supplier of U Bolts

U Bolts

Welcome to GIC Fasteners, your go-to source for top-quality U bolts that meet rigorous industry standards. As a trusted manufacturer, we specialize in crafting U bolts to adhere to a variety of specifications, including DIN, ASTM, ISO, BS standards, and equivalent international norms. Our dedication to excellence ensures that each U bolt we produce is meticulously designed for optimal performance and reliability across a wide range of applications. Whether you're in need of U bolts for industrial machinery, automotive projects, or construction endeavors, GIC Fasteners has you covered. Trust us to provide tailored fastening solutions that meet your unique requirements, backed by our commitment to quality and precision engineering.

Looking for dependable U bolts to secure your projects? You’ve come to the right place with GIC Fasteners. Our U bolts are meticulously crafted to meet stringent quality standards, ensuring they provide the strength and security you need for your applications. Whether you’re tackling construction projects, machinery installations, or other endeavors, our bolts are engineered for exceptional performance and reliability.

At GIC Fasteners, we understand that every project is unique. That’s why we offer customized options to ensure you get the perfect U bolts for your specific requirements. Reach out to our team at sales@gicfasteners.com for personalized assistance and competitive pricing. Trust GIC Fasteners to be your reliable partner in securing your projects with top-quality U bolts.

U Bolts Specifications

Standard : DIN, ASTM, BS, ISO, JIS, IS, GB, IS 4190 and all other International Standards
Length : 3 mm to 200 mm
Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes
Threads: : BSF, UNF METRIC, UNC, BSW or as required
Finish : Plain, black, zinc plated (Cr,3+), zinc plated(Cr,6+), hot dipped galvanized, dacromet, nickel plated, cadmium plated, etc.
Forming : Hot & Cold Forged
Variants : Fully Threaded U Bolts, Partial Threaded U Bolts, Metric U Bolts, Imperial U Bolts
Coatings : PTFE (Teflon), Hot Dip Galvanizing, Aluminum Zinc Flake, Zinc Phosphating, Manganese Phosphating, Metallic Zinc, Nickel Bolts Plating, Chrome Plating, Cadmium Plating, Silver Plating, Tin Plating

U-Bolt Size Chart

Pipe Size Diameter C (Hook) L (Length) T (Thread Length)
1/2 1/4 15/16 3  1/4 2  3/8
3/4 1/4 1  1/8 3  5/16 2  3/8
1 1/4 1  3/8 3  7/16 2  3/8
1  1/4 3/8 1  11/16 3  3/4 2  3/8
1  1/2 3/8 2 4 2  1/2
2 3/8 2 7/16 4 1/2 2  1/2
2  1/2 1/2 2 15/16 5 1/4 3
3 1/2 3 9/16 5 13/16 3
3 1/2 1/2 4 1/16 6 5/16 3
4 1/2 4 9/16 6 13/16 3
5 1/2 5 5/8 7 13/16 3
6 5/8 6 3/4 9 1/2 3 3/4
8 5/8 8 3/4 11 1/2 3 3/4
10 3/4 10 7/8 13 13/16 4
12 7/8 12 7/8 16 1/16 4 1/4
14 7/8 14 1/8 17 5/16 4 1/4
16 7/8 16 1/8 19 5/16 4 1/4
18 1 18 1/8 21 11/16 4 3/4
20 1 20 1/8 23 11/16 4 3/4
24 1 24 1/8 27 11/16 4 3/4
30 1 30 1/8 33 11/16 4 3/4
36 1 36 1/8 39 11/16 4 3/4

Standard U Bolts Dimensions

Nominal Pipe Size Thread Size Between Centres Depth of U Thread Length
1/2" M6 28mm 48mm 30mm
3/4" M6 34mm 53mm 30mm
1" M6 41mm 60mm 30mm
1.1/4" M10 54mm 67mm 30mm
1.1/2" M10 60mm 85mm 35mm
2" M10 75mm 95mm 35mm
2.1/2" M12 90mm 124mm 55mm
3" M12 102mm 126mm 50mm
4" M12 131mm 144.5mm 50mm
5" M12 156mm 182mm 50mm
6" M12 182mm 210mm 50mm
8" M16 240mm 252mm 50mm
10" M16 292mm 318mm 50mm
12" M16 343mm 363.6mm 50mm

Extended U Bolts Dimensions

Nominal Pipe Size Thread Size Between Centres Depth of U Thread Length
1/2" M6 27mm 97mm 75mm
3/4" M6 33mm 103mm 75mm
1" M6 40mm 111mm 75mm
1.1/4" M10 55mm 122mm 85mm
1.1/2" M10 61mm 127mm 85mm
2" M10 70mm 140mm 85mm
2.1/2" M10 86mm 152mm 85mm
3" M12 102mm 168mm 90mm
4" M12 126mm 193mm 90mm
5" M12 152mm 213mm 90mm
6" M12 182mm 240mm 90mm
8" M16 241mm 298mm 95mm
10" M16 293mm 349mm 95mm
12" M16 343mm 387mm 95mm

Heavy Pattern U Bolts Dimensions

Nominal Pipe Size Thread Size Between Centres Depth of U Thread Length
1/2" M8 30mm 46mm 25mm
3/4" M8 35mm 56mm 25mm
1" M8 45mm 61mm 25mm
1.1/4" M8 55mm 71mm 25mm
1.1/2" M10 60mm 85mm 35mm
2" M10 75mm 95mm 35mm
2.1/2" M12 90mm 124mm 45mm
3" M16 105mm 142mm 50mm
4" M16 135mm 167mm 50mm
5" M16 160mm 192mm 50mm
6" M20 190mm 225mm 55mm
7" M20 215mm 250mm 55mm
8" M20 245mm 285mm 55mm
9" M20 270mm 300mm 55mm
10" M20 300mm 340mm 60mm
12" M20 350mm 390mm 60mm
14" M24 385mm 428mm 65mm
16" M24 435mm 488mm 65mm
18" M24 485mm 528mm 70mm
20" M24 540mm 588mm 70mm
22" M24 590mm 638mm 70mm
24" M24 640mm 688mm 70mm

Grades of Stainless Steel U Bolts

  • Stainless Steel 304 U Bolts
  • Stainless Steel 304L U Bolts
  • Stainless Steel 304H U Bolts
  • Stainless Steel 310 U Bolts
  • Stainless Steel 310S U Bolts
  • Stainless Steel 310H U Bolts
  • Stainless Steel 316 U Bolts
  • Stainless Steel 316L U Bolts
  • Stainless Steel 316Ti U Bolts
  • Stainless Steel 317 U Bolts
  • Stainless Steel 317L U Bolts
  • Stainless Steel 321 U Bolts
  • Stainless Steel 321H U Bolts
  • Stainless Steel 347 U Bolts
  • Stainless Steel 347H U Bolts
  • Stainless Steel 904L U Bolts
  • Stainless Steel 410 U Bolts
  • Stainless Steel 446 U Bolts
  • 17-4 PH Stainless Steel U Bolts
  • SMO 254 U Bolts
  • Alloy 20 U Bolts

Grades of Duplex & Super Duplex Steel U Bolts

  • UNS S32205 U Bolts
  • UNS S31803 U Bolts
  • UNS S32750 U Bolts
  • UNS S32760 U Bolts

Grades of Nickel Alloys U Bolts

  • Inconel 600 U Bolts
  • Inconel 601 U Bolts
  • Inconel 625 U Bolts
  • Inconel 718 U Bolts
  • Incoloy 800 U Bolts
  • Incoloy 825 U Bolts
  • Monel 400 U Bolts
  • Monel K500 U Bolts
  • Nickel 200 U Bolts
  • Nickel 201 U Bolts
  • Hastelloy C276 U Bolts
  • Hastelloy C22 U Bolts
  • Hastelloy B2 U Bolts
  • Hastelloy B3 U Bolts
  • Hastelloy X U Bolts

Grades of Titanium U Bolts

  • Titanium Grade 2 U Bolts
  • Titanium Grade 5 U Bolts

Grades of Tantalum U Bolts

  • UNS R05200 U Bolts
  • UNS R05252 U Bolts
  • UNS R05255 U Bolts
  • UNS R05400 U Bolts

Grades of Copper U Bolts

  • UNS C11000 U Bolts
  • UNS C10100 U Bolts
  • UNS C10200 U Bolts
  • UNS C12000 U Bolts
  • UNS C12200 U Bolts

Grades of Cupro Nickel U Bolts

  • CuNi 90/10 U Bolts
  • CuNi 70/30 U Bolts

Grades of Brass Carriage U Bolts

  • UNS C21000 U Bolts
  • UNS C22000 U Bolts
  • UNS C22600 U Bolts
  • UNS C23000 U Bolts
  • UNS C24000 U Bolts
  • UNS C26000 U Bolts
  • UNS C26800 U Bolts
  • UNS C27000 U Bolts
  • UNS C27200 U Bolts
  • UNS C28000 U Bolts
  • UNS C33000 U Bolts
  • UNS C33500 U Bolts
  • UNS C34000 U Bolts
  • UNS C34200 U Bolts
  • UNS C35300 U Bolts
  • UNS C35600 U Bolts

Grades of U Head Bolts

  • Aluminium Alloy 1050 U Bolts
  • Aluminium Alloy 1060 U Bolts
  • Aluminium Alloy 1060 U Bolts
  • Aluminium Alloy 1070 U Bolts
  • Aluminium Alloy 1080 U Bolts
  • Aluminium Alloy 1100 U Bolts
  • Aluminium Alloy 1145 U Bolts
  • Aluminium Alloy 2011 U Bolts
  • Aluminium Alloy 2014 U Bolts
  • Aluminium Alloy 2017 U Bolts
  • Aluminium Alloy 2024 U Bolts
  • Aluminium Alloy 2090 U Bolts
  • Aluminium Alloy 3003 U Bolts
  • Aluminium Alloy 5052 U Bolts
  • Aluminium Alloy 5083 U Bolts
  • Aluminium Alloy 6061 U Bolts
  • Aluminium Alloy 6063 U Bolts
  • Aluminium Alloy 6066 U Bolts
  • Aluminium Alloy 6082 U Bolts
  • Aluminium Alloy 7050 U Bolts
  • Aluminium Alloy 7075 U Bolts

Grades of Carbon Steel U Bolts

  • Carbon Steel AISI 1018 U Bolts
  • Carbon Steel AISI 1020 U Bolts
  • Carbon Steel AISI 1040 U Bolts
  • Carbon Steel AISI 1045 U Bolts

Grades of Alloy Steel U Bolts

  • Alloy Steel AISI 4130 U Bolts
  • Alloy Steel AISI 4140 U Bolts
  • Alloy Steel AISI 4340 U Bolts
  • Alloy Steel AISI 8620 U Bolts
  • ASTM A193 Alloy Steel Gr B7 U Bolts
  • ASTM A193 Alloy Steel Gr B7M U Bolts
  • ASTM A320 Alloy Steel Gr L7 U Bolts
  • ASTM A320 Alloy Steel Gr L7M U Bolts
  • ASTM A320 Alloy Steel Gr L43 U Bolts
  • ASTM A194 Alloy Steel Gr 2H U Bolts
  • ASTM A194 Alloy Steel Gr 2HM U Bolts
  • ISO 898-1 Alloy Steel Gr 8.8 U Bolts
  • ISO 898-1 Alloy Steel Gr 10.9 U Bolts
  • ISO 898-1 Alloy Steel Gr 12.9 U Bolts

Grades of Silicon Bronze U Bolts

  • UNS C65100 U Bolts
  • UNS C65500 U Bolts
  • UNS C66100 U Bolts

Grades of Phosphor Bronze U Bolts

  • UNS C51000 U Bolts
  • UNS C51900 U Bolts
  • UNS C52100 U Bolts
  • UNS C54400 U Bolts

Grades of Zirconium U Bolts

  • UNS R60700 U Bolts
  • UNS R60702 U Bolts
  • UNS R60704 U Bolts
  • UNS R60705 U Bolts
  • UNS R60706 U Bolts

Grades of Beryllium Copper U Bolts

  • UNS C17200 U Bolts
  • UNS C17300 U Bolts
  • UNS C17500 U Bolts
  • UNS C17510 U Bolts

Grades of High Tensile U Bolts

  • Grade 8.8 U Bolts
  • Grade 10.9 U Bolts
  • Grade 12.9 U Bolts

Grades of Nimonic U Bolts

  • Nimonic Alloy 75 U Bolts
  • Nimonic Alloy 80a U Bolts
  • Nimonic Alloy 90 U Bolts
  • Nimonic Alloy 105 U Bolts
  • Nimonic Alloy 115 U Bolts
  • Nimonic Alloy 236 U Bolts

Grades of Nitronic U Bolts

  • Nitronic 50 U Bolts
  • Nitronic 60 U Bolts

Characteristics of U Bolts

  • Material: U bolts are typically made from various materials such as stainless steel, carbon steel, or other alloy steels, chosen based on factors like corrosion resistance and load-bearing capacity.
  • Shape: U bolts are named after their U-shaped design, with threaded arms on both ends and a curved base that wraps around the object they secure.
  • Thread Types: U bolts can have different threading configurations, including coarse threads or fine threads, depending on the application’s requirements.
  • Size: U bolts come in a range of sizes, and their dimensions, such as length, inside width, and inside height, can be customized to fit specific needs.
  • Coating: To enhance durability and resistance to corrosion, U bolts may be coated with finishes like zinc plating, galvanization, or powder coating.
  • Load Capacity: The load-bearing capacity of U bolts is a crucial characteristic, determined by factors such as material strength, diameter, and thread engagement.
  • Application: U bolts find applications in various industries, including construction, automotive, marine, and electrical, for securing pipes, cables, and other objects.
  • Compliance with Standards: Depending on the industry and region, U bolts may need to meet specific standards such as DIN, ASTM, ISO, or BS standards, ensuring quality and safety.

Applications of U Bolts

U bolts are versatile fasteners with a wide range of applications across various industries. Their unique U-shaped design and threaded ends make them invaluable for securing and fastening objects in diverse settings. Here are some common applications of U bolts:

  • 1. Construction: U bolts are frequently used in construction to secure beams, pipes, and other structural components. They provide a reliable method for attaching and supporting load-bearing elements.
  • 2. Automotive: In the automotive industry, U bolts are used to fasten leaf springs to the vehicle’s axle, ensuring proper suspension and stability. They are also employed in exhaust systems and as clamps for various components.
  • 3. Marine: U bolts are essential in marine applications for securing equipment, cables, and rigging on boats and ships. Their resistance to corrosion, especially when made from stainless steel, is crucial in a saltwater environment.
  • 4. Electrical and Telecommunications: U bolts are utilized for mounting electrical conduits, antennas, and communication equipment to utility poles, buildings, and other structures.
  • 5. Plumbing: Plumbers use U bolts to attach pipes to walls, floors, or ceilings, ensuring stability and preventing leaks. They are also employed in securing water heaters and other fixtures.
  • 6. Agriculture: In farming and agriculture, U bolts are used to fasten various components, such as shafts, blades, and brackets, in agricultural machinery and equipment.
  • 7. DIY Projects: U bolts are a handy choice for DIY enthusiasts and hobbyists who need a reliable fastening solution for custom projects, from building shelving units to constructing outdoor structures.
  • 8. HVAC (Heating, Ventilation, and Air Conditioning): U bolts play a role in securing ductwork, pipes, and HVAC components, ensuring they stay firmly in place and function efficiently.

These applications demonstrate the adaptability and utility of U bolts in various sectors. Their durability, strength, and ease of installation make them a preferred choice for securing and stabilizing a wide range of objects and structures.


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U Bolts - FAQs

U bolts are fasteners with a U-shaped design and threaded ends, used to secure or clamp objects together. They work by wrapping around an object and applying compressive force when tightened to prevent movement or separation.

U bolts can be manufactured from various materials, including stainless steel, carbon steel, and alloy steel. The choice of material depends on factors like load capacity and corrosion resistance.

Yes, U bolts come in a wide range of sizes and configurations. They can vary in terms of length, inside width, inside height, and thread type to suit specific applications.

U bolts find applications in industries such as construction, automotive, marine, agriculture, telecommunications, and more. They are versatile fasteners used for securing a variety of components.

Yes, U bolts can be manufactured to meet international standards like DIN, ASTM, ISO, and BS, ensuring quality and safety in various applications.

To choose the correct U bolt size, you should consider factors such as the diameter of the object you're securing, the required clamping force, and the material's load-bearing capacity.

Absolutely. GIC Fasteners offers custom U bolt solutions tailored to your specific requirements, including material choice, size, threading, and coatings.

U bolts can be coated with various finishes like zinc plating, galvanization, or powder coating to improve resistance to corrosion and environmental conditions.

For quotes or any inquiries regarding our U bolt products and services, please feel free to contact us at sales@gicfasteners.com. Our team of experts is ready to assist you with your needs.

U Bolts - Export Destination

U Bolts Suppliers 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.

U Bolts Suppliers in South America

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

U Bolts Suppliers 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.

U Bolts Suppliers 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.

U Bolts Suppliers in Australia

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