About Us Your Preferred Manufacturer For High Strength BOLTS

Who We Are

Welcome to Gmetal Bolts.The Trusted Passionate and focused Partner in Bolts for 17 years!

Why we call our brand as Gmetal Because this “G”represents our 3G spirit that is Geoge ,Good ,Guarantee ! Small parts, big responsibility . If we take pride in listening to our customers and learning about their Needs and problems in order to provide the best possible bolts .

We manufactures and offers a board range of fasteners, especially high strength bolts including hex bolts, hex cap screw DIN931, DIN933, ISO4014, ISO4017, preload bolt assemblies EN15048, structural bolts A325, A490, studs B7 ,hanger bolts as well as different types of screws including machine screws, socket head cap screws, self tapping screws, chipboard screws etc.

Our Mission

Our mission is to adhere to the manufacturing principle of “Though bolts are small, safety comes first”, strictly abide by international engineering standards, and provide full-process bolt solutions from design, production to delivery for engineering contractors, builders and end customers!

Our Vision

To be a globally trusted bolt provider,making “Chinese bolts” synonymous with reliability,and supporting all clients with great products.

The complexities of running a modern factory are immense. We’ve channeled that experience into building optimized systems that guarantee quality and supply chain security for our clients.

The Advantages From Us

If your are the bolt manufacturer same like us, if your have the same feelings that running a factory is not so easy somehow, But after we developed the good system of management and production lines, Everything is going in the best direction and smoothly.

Reliable and Safety

Designing and manufacturing high quality, reliable and safety bolts.

Strict Quality Control

From design, production and testing, all the components of each bolts that will be produced by our own which for easy control the quality matters. our inspector will control of each production phase as well.

International Standard

Each valve actuator will be tested in the quality room according to the international standard before being sold and distributed.

Used in Many Industry

Gmetal bolts can be safely used in many industry sectors. Such as Metal Building ,Agricultural Equipment ,Marine ,Oil and Gas, Solar Energy ,Wind Energy ,Engineering &Construction ,Heavy Equipment ,Infrastructure ,Structural steel ,Tower&Pole etc …..

Fast Response for Tight Schedules

We support custom specifications(e.g. non-standard lengths,special coatings for corrosion resistance) and guarantee lead times:standard bolt ship within 7workdays,custom orders within 30-workdays-perfect for clients rushing to meet project deadlines.

Taiored Service for all clients

For engineers :free technical consulting to match bolts with project loads
For contractors:on-site sample support to verify fit
For end clients :12month after-sales service(e.g. replacement for defective products,usage guidance)

Do you want to be a part of our business partner?

Gmetalparts Quality Control

Why Choose Us

Gmetalparts is a good steel Bolts manufacturer, supplierfactory, wholesaler, exporter, and company in china.

Technical Collaboration, Not Just Supply

We integrate as an extension of your R&D team. Our engineers collaborate from the conceptual stage, offering expertise in material selection, corrosion prevention, vibration-resistant design, and DFM analysis. Leveraging proven experience across sectors like aerospace and energy, we help optimize your designs for enhanced reliability, cost reduction, and faster time-to-market.

Certified Reliability, Traceable Quality

Our quality is rooted in certified processes integrated at every stage. Holding ISO 9001 certification, our key products meet ASTM, API, and EN standards. We provide full digital traceability from raw material to finished goods. Each batch comes with detailed test reports, guaranteeing that every fastener’s material, mechanical properties, and coating strictly meet specifications, delivering undeniable proof of quality for your projects.

Full-Lifecycle Support, Beyond Delivery

Our partnership delivers maximum value after the order is placed. We support you through rapid prototyping, stable volume production, and timely logistics. Beyond delivery, we offer robust technical support, including on-site installation guidance, fastener failure analysis, and preventive maintenance advice. We are committed to being your reliable long-term partner, ensuring worry-free connections throughout your equipment’s entire lifecycle.

Bolt Manufacturer Certificate

Gmetalparts is an ISO 9001 certified bolt factory and fasteners manufacturer in China. Meanwhile, we can also support and provide certificates as customer’s requirements for CE Certificate EN15048, EN14399, SGS certificate etc, especially for construction, API-20E for oil & gas, as well as automotive applications. Customized bolts and screws with required certificate can be offered.

The Fasteners We Produce and the Key Applications We Serve

Hex Bolt / Hex Cap Screw
Structural Bolts
Heavy Hex Bolts A325
Carriage Bolts
Flange Bolts

Machine Screws
Socket Head Cap Screws
Self Tapping Screws
Drywall Screws
Chipboard Screws

Hexagon Nuts
Nylon Lock Nuts
Serrated Flange Nuts

Studs B7
Double End Stud
Threaded Rods

Should you require fastening solutions for different applications, don’t hesitate to reach out to our engineering team at sales@gmetalparts.com.

If you are interested in Gmetalparts Bolts, welcome to get a quote or learn more!

Gmetalparts: Your Partner in Precision Fastening Solutions

Our engineering team is ready to analyze your specific application challenges and provide customized fastener solutions designed to optimize performance, reliability, and cost-efficiency.

Contact us today for expert technical support and dedicated service. We are committed to strengthening your success with every connection.

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We know running a fastener factory is challenging. By perfecting our management and automated lines, we now ensure seamless production and on-time delivery for our partners.