U Bolt Clamp
L: Overall length of the U - bolt, from one end to the other.
C: Inner width or the distance between the two legs of the "U" shape
T: Length of the threaded portion at each end of the U - bolt
D: Diameter of the U - bolt's shank (the unthreaded part forming the "U" shape)
Introduction
Designed to Solve Common Installation Challenges
In many piping and structural systems, maintaining accurate alignment while resisting vibration and movement is critical. The U-bolt clamp addresses these challenges by wrapping securely around cylindrical objects and fastening them tightly to a base structure using matching nuts and washers.
Compared with welded or fixed brackets, U-bolt clamps offer:
Easier installation and removal
Adjustable positioning
Reduced damage to pipes and rods
This makes them especially suitable for maintenance-intensive or modular systems.
Standards
DIN 3570 – U-bolts for pipes
ASTM A307 / ASTM A193 – Carbon and alloy steel U-bolts
BS 3974 – Pipe supports including U-bolts
ISO / ANSI / ASME B18.31.5 – General fastener standard
Grades / Classes / Sizes
Carbon Steel: 4.8, 5.8, 8.8, 10.9
Stainless Steel: A2-70, A4-70, A4-80 (304 / 316 stainless steel)
Alloy Steel / Galvanized Steel for heavy-duty applications
Sizes:
Metric: M6 – M36
Inch: 1/4" – 1-1/2"
Pipe Size Range: 1/2" – 24" (and larger custom sizes)
Surface Treatments
Plain (Self Color)
Zinc Plated (Blue/Yellow/Black)
Hot Dip Galvanized (HDG)
Black Oxide
Electropolished (Stainless Steel)
PTFE / Xylan Coating for extreme anti-corrosion
Applications
Pipe support and routing systems
Mechanical and industrial equipment
Construction and steel structures
Automotive and transportation components
Electrical and plumbing installations
Key Features & Advantages
High-Strength Carbon Steel Construction
Manufactured from durable carbon steel, the clamp provides excellent tensile strength and load-bearing capacity for medium to heavy-duty applications.
Secure & Even Clamping Force
The U-shaped design distributes pressure evenly around the pipe or rod, reducing deformation and improving long-term stability.
Flexible Installation
Compatible with various pipe diameters and support structures, allowing easy adjustment during installation or system modification.
Cost-Effective Solution
Carbon steel offers a strong balance between performance and cost, making these clamps ideal for large-volume projects.
Manufacturing Process & Quality Control
Each U-bolt clamp is produced through controlled processes, including material cutting, bending, threading, surface finishing, and inspection. Quality checks focus on thread accuracy, dimensional consistency, and surface coating thickness, ensuring stable performance and compatibility with standard nuts and washers.
Packaging, Shipping & Order Support
Packaging: Bulk cartons, palletized export packing, or customized packaging
Shipping: Sea freight, air freight, or express delivery for samples
Payment terms: T/T, L/C at sight
OEM service: Custom sizes, thread types, and coatings available
Why Choose Carbon Steel U-Bolt Clamps?
With reliable strength, flexible installation, and broad application compatibility, carbon steel U-bolt clamps provide an efficient fastening solution for projects that demand durability and adjustability. Their simple yet effective design makes them a trusted choice for global industrial and construction use.
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