Industries Fastening Solutions

Shanghai Hengrui Industrial Co., Ltd. is an ISO 9001:2015–certified manufacturer and supplier of industrial-grade fasteners, We serve solar energy, construction & building, highway & bridge, wood & marine, oil & gas, power transmission tower construction, automotive, and more.

You get standard and custom fasteners and metal hardware tailored to your specs – include Carriage Bolts, Guardrail Bolts, Timber Bolts, Flange Bolts, and Anchor Bolts, with multiple materials, coatings, and grades available to match project specifications.

Industries Served

Solar Energy

We supply outdoor, corrosion-resistant fasteners for PV racks and energy storage. Parts include stainless and hot-dip galvanized bolts, nuts, screws, and anchor bolt. All items are checked for torque and fit to speed up on-site install.

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Construction and Building

Anchors, threaded rods, bolts, nuts, and washers for general building projects. We support consolidated orders, on-time delivery, and labeled kits by floor or zone to cut search time and waste. Documents can be provided as needed.

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Highway and Bridge

Structural bolts, anchor rods, guardrail hardware, and long nuts for outdoor infrastructure. Hot-dip galvanizing and controlled grades support strength and service life. Clear lot marks and kitted packs make field work faster.

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Marine

For decks, docks, and timber frames, Hengrui offer A4/316 stainless and galvanized hardware made to resist salt spray. Typical items are timber bolts, carriage bolts, screws, U-bolts, and heavy washers. Designs focus on pull-out strength and long service life.

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Oil & Gas

We provide heavy-duty studs, flange bolts, nuts, and washers for high temperature and high pressure use. Materials and coatings are chosen for corrosion media, with size and thread closely controlled. Batch IDs and inspection records are available on request.

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Power Transmission Tower Construction

Tower bolts, clamps, and U-bolts supplied by tower list for quick site assembly. Coatings such as hot-dip galvanizing help resist weather in long-term outdoor use. Packing and labels match each location to keep installation clear.

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Automotive

We manufacture and supply fasteners and precision machined parts for body and chassis use. Focus: consistent dimensions, stable coating, and clear traceability; PPAP-style documents on request. Fast samples help you validate fit and function early.

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Aerospace

We supply aerospace-grade bolts, nuts, screws, pins, and washers for commercial and defense programs. Parts are strong but light and resist heat, cold, and corrosion (titanium, stainless, nickel alloy). Tight tolerances, batch IDs, and inspection records help your QA approve faster.

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Wood Construction

For timber frames, decks, and outdoor structures we provide timber bolts, lag screws, carriage bolts, washers, U-bolts, and brackets. A4/316 stainless or hot-dip galvanized parts fight rust; deep threads give high pull-out strength. Kitted packs and clear labels help your crew install faster on site.

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Custom Fastener Made Easy

Hengrui is a custom fasteners manufacturer with 15 years experience, specializing in the manufacturing and exporting of bolts, screws, nuts, washers, screws