Premium Industrial Fasteners from China
ISO 9001:2015 certified manufacturer of high-strength bolts, nuts, threaded studs, and washers. Trusted by global partners for quality, precision, and reliability.
Explore ProductsThis page is not the official website. Generated by AI, does not constitute any advice. If needed, please click here to visit the corresponding official website.
ISO 9001:2015 certified manufacturer of high-strength bolts, nuts, threaded studs, and washers. Trusted by global partners for quality, precision, and reliability.
Explore ProductsNingbo Steel Bolt Co., Ltd is a professional fasteners manufacturer based in Ningbo, China — a vibrant coastal city adjacent to the Oriental Port. With over 15 years of experience in producing high-strength bolts, nuts, threaded rods, stud bolts, and washers, we have built a reputation for excellence in quality and service.
Our mission is to create a win-win business model and establish long-term partnerships with clients worldwide. We specialize in the high-strength fasteners industry and ensure every product meets international standards.
We manufacture a wide range of industrial fasteners designed for durability, precision, and performance in demanding environments.
Available in various grades (8.8, 10.9, 12.9), materials (carbon steel, alloy steel), and finishes (zinc, hot-dip galvanized).
Precision-engineered nuts with anti-loosening features. Ideal for vibration-prone applications.
Double-end studs for flange connections in oil & gas, power plants, and heavy machinery.
Flat and spring washers to distribute load and prevent loosening under dynamic stress.
Continuous threading for structural, mechanical, and electrical applications. Cut to length.
Manufactured to your exact specifications, drawings, or samples. Prototyping and bulk production.
Used in concrete foundations for structural steel, machinery, and construction.
Precision fasteners with hex socket drive. Ideal for tight spaces and high-torque applications.
We combine advanced manufacturing, strict quality control, and customer-focused service to deliver reliable fastening solutions.
Our quality management system ensures consistent product excellence and process reliability.
Over a decade of expertise in fastener manufacturing ensures technical precision and reliability.
Equipped with automatic cold forming, thread rolling, and hot forging machines for precision.
We manufacture special bolts, nuts, and fasteners according to your drawings and requirements.
Get answers to common inquiries about our products and services.
We use carbon steel, alloy steel, stainless steel (A2/A4), and other specialty alloys based on application requirements.
Yes, we specialize in OEM/ODM manufacturing. Send us your drawings, samples, or specifications and we’ll provide a quote.
We are ISO 9001:2015 certified. Material test certificates (MTC) and inspection reports are available upon request.
Typically 15–30 days depending on order size and complexity. Urgent orders can be expedited.
Yes, we export globally via sea, air, or express freight. We handle all export documentation.
Reach out for quotes, technical support, or custom manufacturing inquiries.
Company: Ningbo Steel Bolt Co., Ltd
Address: Panjiashan, Xiepu Town, Zhenhai, Ningbo, China
Phone: +86-574-86231358
Fax: +86-574-86231338
Email: bolt@ningbo-bolt.com
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