Customizable Carbon Steel & Stainless Steel U Bolt Assembly with Nuts and Washers Wholesale Bolts
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Product Highlights
- Rustproof Stainless Steel U-Bolt for Heavy Duty Fastening
- Precise Thread, High Tensile Strength U Pipe Clamp Bolt
- Anti-Corrosion Marine-Grade U Bolt for Outdoor & Industrial Use
- Our stainless steel U-bolts adopt integral hot bending forming technology, eliminating weak welding joints to deliver outstanding structural strength and heavy load capacity.
- Crafted from high-quality stainless steel raw material, the U bolt features superior rust-proof, salt spray and anti-corrosion performance, perfectly suited for marine, construction, agricultural and
Product Attributes
- Customization
- Available
- Material
- Carbon Steel
- Type
- U Type
- Model NO.
- U Bolt Assembly
- Connection
- Common Bolt
- Head Style
- Round
- Standard
- DIN, ANSI, GB, JIS, BSW, GOST
- Grade
- 4.8, 5.8, 6.8, 8.8, 10.9
- Application
- Machinery, Chemical Industry, Environmental, Building
- Finish
- Anodizing
- Service
- OEM&ODM
- Application 2
- Connection, Fastening
- Sizes
- Custom Diameters and Lengths
- Color
- Custom Color Available
- Other Materials
- Carbon Steel Stainless Steel
- OEM & ODM
- Custom Made to Drawing
- Style
- One-Piece Bending U Type
- Transport Package
- Carton+Pallet
- Specification
- /
- Trademark
- Strong Metal
- Origin
- Heibei, China
- HS Code
- 7318159090
- Package Size
- 25.00cm * 25.00cm * 10.00cm
- Package Gross Weight
- 0.100kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
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Product Description




Product Name: U Type Bolts Assembly |
Size: Metric size: M6 × 70 mm Inch size: 1/4" × 2-3/4" Customized sizes are available. |
Material: Stainless Steel 201 304 316 430 & Carbon Steel |
Grade: A2-70, A4-70, A4-80 & 8.8, 10.9, 12.9, etc. |
Finish: Polishing, Black Oxide, Zinc Plating, Hot-dip Galvanizing, Bluing, etc. |
Standard: GB, DIN, ISO, ANSI/ASTM, BS, BSW, etc |
Samples: Samples are complimentary, delivery charges apply |
Package: Inner bag + Master carton + Wooden pallet + Stretch film, with desiccant & edge protectors as needed. |
Payment: T/T, L/C |
Shipping Port: Tianjin Port, Qingdao Port |
Inspection: 100% QC Steps Inspect Before Shipment |

Established in 2016 with a registered capital of 3 million RMB, Hebei Gaonuo New Energy Technology Co., Ltd. is headquartered in the Yongnian Guajing Industrial Zone, Handan – China's largest fastener production base. As a source factory, Gaonuo integrates R&D, manufacturing, and processing of stainless steel fasteners. With years of expertise in the stainless steel products industry, the company possesses mature production techniques and a comprehensive quality control system. Its main products include stainless steel threaded rods (1-3 meters), chemical anchors, foundation bolts, double-end studs, fully threaded studs, and more. It also provides customized stainless steel products in materials such as 201, 304, and 316, along with supporting services including processing, pickling, and cleaning.
To expand its global market presence, the company established its international trade department in Guangzhou. Leveraging the advantages of direct factory supply in terms of pricing and production capacity, we are dedicated to providing global clients with high-quality stainless steel fasteners and tailored solutions. Adhering to the business philosophy of "Survive by Quality, Develop by Integrity," we continuously introduce professional talent and optimize production processes, striving to deliver high cost-effective products and efficient service experiences to partners worldwide.


Q1. What type of company are you?
We are a specialized manufacturer and supplier of high-quality stainless steel and carbon steel fasteners. Founded in 2010 with our own production base (Hebei Gaonuo New Energy Technology Co., Ltd.), we focus on providing customized solutions for products like structural bolts and eye bolts, serving industrial clients worldwide with durable and reliable fastening products.
Products & Materials
Q2. Can you provide product samples?
Yes, we encourage potential clients to evaluate our craftsmanship and material quality through physical samples. Please contact our sales team to discuss sample policies, including costs and shipping arrangements.
Q3. Do you offer custom manufacturing (OEM/ODM)?
Customization is one of our core strengths. We can develop products according to your drawings, specifications (such as ASTM, DIN, ISO, GB), or specific application requirements, with options for material selection (stainless steel or carbon steel), dimensions, strength grades, and surface treatments (e.g., galvanizing, Dacromet, passivation).
Q4. How do you ensure product quality?
We implement strict quality control throughout the entire process, from raw material inspection to finished product delivery. For stainless steel and carbon steel materials, we conduct composition and mechanical property tests. Advanced testing equipment (e.g., hardness testers, tensile testing machines) is used during production to ensure every batch meets standards and customer expectations.
Q5. What is your minimum order quantity (MOQ)?
MOQ varies depending on the product type, material, and specifications. Standard products have a defined MOQ, while custom orders offer more flexibility. We will provide the most cost-effective solution based on your needs.
Q6. What is your lead time?
Production time depends on order quantity, product complexity, and current production schedule. Standard items generally have shorter lead times, while custom products require additional time for design and manufacturing. We will provide an accurate delivery estimate upon inquiry.
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI262155". Items marked "" are certified.
Company Profile
Guangzhou Strong Metal Co., Ltd. Operates as the international trade department of Hebei Gaonuo New Energy Technology Co., Ltd. (hereinafter referred to as Gaonuo).
Established in 2010 with a registered capital of 30 million RMB, Hebei Gaonuo New Energy Technology Co., Ltd. is headquartered in the Yongnian Guajing Industrial Zone, Handan - China's largest fastener production base. As a source factory, Gaonuo integrates R&D, manufacturing, and processing of stainless steel fasteners. With years of expertise in the stainless steel products industry, the company possesses mature production techniques and a comprehensive quality control system. Its main products include stainless steel threaded rods (1-3 meters), chemical anchors, foundation bolts, double-end studs, fully threaded studs, and more. It also provides customized stainless steel products in materials such as 201, 304, and 316, along with supporting services including processing, pickling, and cleaning.
To expand its global market presence, the company established its international trade department in Guangzhou. Leveraging the advantages of direct factory supply in terms of pricing and production capacity, we are dedicated to providing global clients with high-quality stainless steel fasteners and tailored solutions. Adhering to the business philosophy of "Survive by Quality, Develop by Integrity, " we continuously introduce professional talent and optimize production processes, striving to deliver high cost-effective products and efficient service experiences to partners worldwide.
Our Advantages:
Direct Supply from Source Factory: Our own production base is located in the core fastener production area of Yongnian, ensuring stable capacity. We offer one-stop service from production to export, eliminating intermediaries for more competitive pricing.
Process & Quality Assurance: We select premium steel materials and employ comprehensive testing methods to implement strict quality control, meeting diverse client requirements.
Customization Capability: We support custom processing of various stainless steel products, adjusting specifications and techniques according to client needs to suit different application scenarios.
Guangzhou International Trade Team: Our professional trade team has deep industry expertise and is well-versed in international logistics and customs procedures, providing efficient business communication and after-sales support for overseas clients.
Vision:
Building our brand on integrity and driving growth through quality, we aspire to collaborate with partners worldwide to jointly explore new horizons in the global fastener market.
About Our Factory & Business Background
- Address
- No. 1012, South Feng Hui, No. 618, Xingangdong Road, Guangzhou, Guangdong, China
Our Production Capability & Technical Expertise
FAQ
- Whats the difference between 304 and 316 stainless steel U-bolts?
- 304 stainless steel is cost-effective, suitable for ordinary outdoor, freshwater and dry environments. 316 stainless steel contains molybdenum element, with superior resistance to seawater, salt mist and chemical corrosion, ideal for coastal, marine and chemical industry applications.
- How to install the U-bolt correctly to prevent loosening?
- 1. Place the U arc tightly around the pipe or fixed bracket; 2:Fit flat washers and lock washers onto both threaded legs;
- Can I customize special sizes or surface finishes?
- Yes, we support OEM & ODM customization. We can produce U-bolts with custom rod diameters, inner U opening widths, thread lengths, and special surface treatments such as passivation, matte finish, or hot-dip galvanized carbon steel U-bolts upon request.
- Is the surface smooth without sharp burrs? Will it scratch pipes?
- Our U-bolts are integrally hot-bent and fully polished. The curved arc and rod surface are burr-free and smooth, which effectively avoids scratching steel pipes, plastic tubes, cables and equipment surfaces during clamping.
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