High-Strength U-Bolts from China Suppliers | Custom U-Shaped Bolts Factory for Pipe and Tube Support
Product Overview
| Product Specifications | |
|---|---|
| Product Name: | U-Bolt / U Shaped Bolt / Pipe Clamp Bolt |
| Shape: | Round U-Bolt / Square U-Bolt / Semi-Round |
| Thread Ends: | Both ends threaded |
| Nut Type: | Hex nut / Lock nut / Flange nut available |
| Thread Types: |
|
| Rod Diameter: | 5mm – 30mm |
| Bend Radius / Width: | Customized according to pipe OD |
| Standards: | DIN 3570 / DIN 3570A / DIN 3570B / ASTM / BS / Custom |
Material Options
- Carbon Steel (Grade 4.8 / 8.8 / 10.9)
- Stainless Steel (SS304 / SS316)
- Alloy Steel (Heavy-Duty Use)
Surface Finish
- Zinc Plated
- Hot Dip Galvanized
- Dacromet
- Electro-polished (Stainless Steel)
Key Features

U-shaped design for firm clamping of round or square tubes

High tensile strength and resistance to vibration

Rust-proof finish for outdoor and marine environments

Available with nuts and washers as a full assembly

Custom sizes and threading accepted
Applications
Pipe and tube mounting
Electrical cable tray fastening

Automotive exhaust system and chassis mounting

Building structure reinforcement

Marine and offshore equipment

Pole attachment and fencing systems

Pole attachment and fencing systems
Packaging & Delivery
| Packaging: |
|
| Lead Time: | 7–25 days depending on quantity |
| MOQ: | 1000 pcs or as negotiated |
| Shipping Port: | Tianjin, China |
Why Choose Hebei Chudu
- 10+ years of fastener manufacturing experience
- Precision bending, threading, and coating processes
- ISO9001-certified factory and third-party inspection supported
- Flexible customization & fast sample lead time
- Global export experience across Europe, the Middle East, and Southeast Asia
Contact Us
Hebei Chudu Metal Products Co., Ltd.
🌐 Website: www.chudufastener.com
📧 Email: barry@hbchudu.com
📱 WhatsApp / Phone: +86 18533933520
Frequently Asked Questions (FAQ)
What materials are available for your U-bolts?
We supply U-bolts in Carbon Steel (Grades 4.8, 8.8, and 10.9), Stainless Steel (SS304 and SS316), and Alloy Steel for heavy-duty applications.
Do you offer customization for U-bolt sizes and threads?
Yes, we support full customization. You can customize the rod diameter (5mm – 30mm), thread types (Metric M6-M30 or UNC/UNF 1/4"-1-1/4"), and bend radius/width to match your pipe's outer diameter (OD).
What surface finishes do you provide for corrosion protection?
To meet different environmental needs, we offer Zinc Plating, Hot Dip Galvanizing, Dacromet, and Electro-polishing for stainless steel products.
What is your Minimum Order Quantity (MOQ) and lead time?
Our standard MOQ is 1,000 pieces (or as negotiated). The lead time generally ranges between 7 to 25 days, depending on the order size and custom specifications.
Do you provide U-bolts as a complete assembly?
Yes, we can provide U-bolts complete with matching hex nuts, lock nuts, flange nuts, or washers as a full assembly ready for installation.
Which shipping port do you use, and do you support OEM packaging?
We ship directly from Tianjin Port, China. We fully support OEM packaging, including customized boxes/bags with protective caps, custom barcodes, and brand labels.


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