U-BOLTS
1. U-Bolts – Durable Fastening Solutions for Pipe and Tube Support
U-bolts are versatile, U-shaped fasteners designed to secure pipes, tubes, and other cylindrical objects to various surfaces. These bolts are widely used in industries such as construction, automotive, plumbing, and mechanical engineering, providing a robust, stable, and reliable fastening solution.
DYN Fasteners offers a wide variety of U-bolts made from high-grade materials, tailored to meet diverse industrial requirements. Our U-bolts ensure strong support for pipes, machinery, and other equipment, with excellent resistance to vibration, shock, and corrosion.
- U-Bolt Features: Superior Load Bearing, Corrosion Resistance, Versatile Usage, Durable Design, Customizable Options.
- Typical Applications: Marine environments, outdoor installations, and chemical processing plants, Structural support, machinery, and automotive industries, Construction, outdoor equipment, fencing, and HVAC systems. Securing pipes in plumbing systems, ductwork, mechanical installations, Pipe clamping, exhaust systems, structural supports in plumbing, automotive sectors, Oil and gas pipelines, HVAC ducting, industrial piping systems.
- Finish Options: Zinc Plated, Hot-Dip Galvanized, Stainless Steel Finish, Plain Finish, As per Customer Requirements.
- Thread Types:
Fully Threaded U-Bolts: Fully threaded U-bolts provide a secure grip along the entire length of the bolt, allowing for maximum holding power in load-bearing applications.
Partially Threaded U-Bolts: Partially threaded U-bolts offer a smooth shank along part of the length, providing added strength and stability for heavy-duty uses.
| Diameter (mm) | Length (mm) | Width (mm) | Thread Pitch (mm) | Standard |
| M8 | 50-200 | 25-150 | 1.25 | ASTM, DIN, ISO |
| M10 | 75-250 | 30-180 | 1.5 | ASTM, DIN, ISO |
| M12 | 100-300 | 50-200 | 1.75 | ASTM, DIN, ISO |
| M16 | 120-350 | 75-250 | 2 | ASTM, DIN, ISO |
| M20 | 150-400 | 100-300 | 2.5 | ASTM, DIN, ISO |
2. J-Bolts – Versatile Anchoring Solutions for Secure Installations
J-Bolts are versatile, J-shaped fasteners used primarily for anchoring objects to concrete, metal, or wood surfaces. Their unique curved design resembles the letter “J,” with one end threaded to secure the bolt into a material and the hook-shaped end providing a sturdy anchor. These bolts are ideal for both light-duty and heavy-duty applications, offering strong and reliable support for a wide range of structures and installations.
At DYN Fasteners, we supply premium-quality J-bolts crafted from high-strength materials and designed to meet global industry standards. Our J-bolts are available in various materials, lengths, and threading configurations, making them suitable for diverse applications across industries.
- J-Bolt Features: J-Shaped Design, High Tensile Strength, Corrosion Resistance, Easy Installation, Threaded Ends.
- Typical Applications: Marine construction, outdoor structures, and chemical processing plants, Infrastructure projects, outdoor installations, fences, and building foundations, Industrial machinery, structural steel, and heavy equipment installations, Specialty industrial applications, custom construction projects, Anchoring columns, beams, and fences to concrete foundations; securing heavy equipment to structural platforms, Anchoring docks, boats, and marine platforms; securing equipment in marine environments, Securing utility poles, electrical boxes, and transformers to concrete foundations, Anchoring industrial machines, conveyors, and heavy equipment to the floor or foundation, Securing fence posts, gates, and signage to the ground or concrete surfaces,
- Finish Options: Zinc Plated, Hot-Dip Galvanized, Black Oxide, Stainless Steel Finish, As per Customer Requirement.
- Thread Types:
Fully Threaded J-Bolts: Fully threaded U-bolts provide a secure grip along the entire length of the bolt, allowing for maximum holding power in load-bearing applications.
Partially Threaded J-Bolts: Partially threaded U-bolts offer a smooth shank along part of the length, providing added strength and stability for heavy-duty uses.
| Diameter (mm) | Length (mm) | Thread Length (mm) | Hook Length (mm) |
| M6 | 100-200 | 30-50 | 20-40 |
| M8 | 150-250 | 50-70 | 30-60 |
| M10 | 200-300 | 70-90 | 50-70 |
| M12 | 250-350 | 80-100 | 60-80 |
| M16 | 300-400 | 100-120 | 80-100 |
- Standards:
ASTM A307, A193, A320, A36, F1554, A276.
ISO 3506, 4759-1, 9227.
DIN 3570, 975/976.
ASTM B18.2.1, B31.1/ B 31.3, B1.1, B1.13M.
BS 3974, EN ISO 898.
EN 13480, 14399
API 610/650
SAE J429. - Certifications: CE Certification, RoHS Compliant, REACH Compliance.
