Heavy Hex Bolts Manufacturer - Custom&Wholesale Price&Global Shipping

Fastenmetal LTD is a professional manufacturer of heavy hex bolts, with products that meet international standards such as ASTM A307 and A325. We offer a wide range of materials, including carbon steel (35#/45#), alloy steel (40Cr/42CrMo), and stainless steel (304/316), with strength grades from 8.8 to 12.9.

Our heavy hex bolts are produced using hot forging and heat treatment processes, and are available with various finishes such as zinc plating, hot-dip galvanizing, and black oxide. These bolts are ideal for high-stress applications such as bridges, wind power installations, and steel structures.

We support custom sizes (M12–M150) and special coatings, and our production is ISO 9001 certified to ensure high strength and corrosion resistance.

With a focus on precision manufacturing and a global supply chain, Fastenmetal LTD provides reliable fastening solutions for the infrastructure, energy, and industrial sectors.

Are You an OEM Manufacturer?

Yes

Fasteners & Stamping Parts Supplier

Fastenmetal is a experienced manufacturer produce fasteners and stamped metal parts. We specialize in OEM production based on customer drawings, offering both standard and custom made solutions.

Our fastener range includes car bolts, marine bolts, chemical bolts, stud bolts, threaded rods, and other high strength bolts.

1.Exotic Material Bolts

For bolts used in extreme environments such as marine, chemical, oil & gas, and aerospace industries,normally need higher corrosion resistance. FastenMetal supply custom bolts and metal components made from exotic materials such as Inconel, Monel, Titanium, and various types of duplex stainless steel.

2.High Strength Bolts

When regular bolts don’t meet strength requirements, we can produce bolts with strength grades up to Grade 12.9 for your requirements.

3.Custom Shapes and Sizes

We manufacture fasteners in special shapes, lengths, and diameters according to specific applications—fully customized according to your drawings.

In addition to fasteners, we offer custom stamping and metal fabrication services. We have 12 punching machines and press machines for large sheet metal forming and bending, we can handle part thicknesses up to 6mm.

In many of these cases, the customer’s engineering department will provide us CAD drawings and tell us the materials,strength grade they need. We produce samples for customers approval before bulk production.