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Galvanized U Bolts DIN3570
Galvanized U-bolts are U-shaped metal fasteners with threads on both ends, coated with zinc to prevent rust. They are strong and durable, commonly used to secure pipes, poles, or other items in construction, automotive, and marine settings. The galvanized finish makes them ideal for outdoor and wet conditions.Our galvanized U bolts are available in diameters from M6 to M20 to suit various grip ranges.Non-standard sizes, materials and finishes are available to order as specials, including small volume manufacture, modifications and bespoke parts made to drawings. Minimum order quantities apply.
Material: Carbon Steel
Finish: Galvanized
Grade:6.8,8.8,12.8
Standard:DIN3570
Size:M6-M20(Other sizes, please inquiry us)
Galvanized U Bolts DIN3570 Description
Galvanized U-bolts are versatile hardware components widely used in construction, automotive, plumbing, and marine applications. They are U-shaped bolts with threaded ends, often paired with nuts and washers for securing items. The galvanized coating provides enhanced resistance to rust and corrosion, making them ideal for outdoor or moisture-prone environments.
With a monthly production capacity of over 500,000 units, we ensure timely delivery for projects of any scale. Our facility is equipped with advanced production lines, utilizing the latest technology to maintain precision and quality in every product.
Backed by a team of highly experienced engineers, we provide expert design and manufacturing solutions, ensuring that every bolt meets exact specifications and performs reliably under challenging conditions. At FastenMetal, we are committed to delivering excellence in custom fastening solutions.
Technical Data & Availability

| Unit:mm | ||||||
| Specificatiom(d) | d1 | S | L | D | d2 | H |
| M6*10 | 9 | 5.3 | 12 | 6 | 15 | 25 |
| m6*18 | 20 | 5.3 | 18 | 6 | 26 | 36 |
| m6*22 | 24 | 5.3 | 22 | 6 | 30 | 42 |
| m6*42 | 44 | 5.3 | 28 | 6 | 46 | 58 |
| m8*22 | 24 | 7.1 | 25 | 8 | 32 | 49 |
| m8*42 | 44 | 7.1 | 30 | 8 | 48 | 65 |
| m8*273 | 275 | 7.1 | 55 | 8 | 283 | 313 |
| Size not listed? Please inquiry us! | ||||||
Shipping and Payment Terms:
- We generally ship cargos worldwide by sea. The goods will be in a shipping container when arriving at the port. You are responsible for picking up your shipment and customs clearance on your side.
- We do accept small, urgent orders that need to be shipped by air.
- We currently accept T/T & L/C.
- Please contact us if you have any questions about shipping or payment, we will be happy to assist you
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