Bolts & Threaded Rods

Solar HDG Hex Bolt

High strength with weather-resistant coating

Applications

Connects PV main structures (C-channel, posts, rafters). Hot-dip zinc layer resists salt spray and corrosion.

Standard DIN 933 / ISO 4017
Material Carbon Steel (Grade 8.8 / 4.8)
Surface Treatment Hot-Dip Galvanized
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Specifications

Highlights High strength with weather-resistant coating
Applications Connects PV main structures (C-channel, posts, rafters). Hot-dip zinc layer resists salt spray and corrosion.
Category Bolts & Threaded Rods
Standard DIN 933 / ISO 4017
Material Carbon Steel (Grade 8.8 / 4.8)
Surface Treatment Hot-Dip Galvanized
Grade Carbon Steel (Grade 8.8 / 4.8)
Available Sizes M10×25 / M12×35 / M16×40 | With nut & washers

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Quality Control

QC from Raw Material to Dispatch

Key steps stay in-house with lot records — material reports available on request with your inquiry.

01 Incoming check Steel and consumables verified by heat/lot for grade, size and surface before stocking.
02 In-process QC Critical dimensions sampled through cold heading, threading and forming — stop and correct on drift.
03 Coating check HDG / electroplate thickness and appearance sampled to the finish you specify.
04 Dispatch & trace Final check before pack-out; material certificates and lot traceability on request.

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OEM / ODM

Need this part customized?

Size, material, finish or non-standard shape — send a drawing or sample and we reply with a plan and quote within 24 hours.

01 Drawing-based Tooling and production from CAD/PDF with agreed tolerances and materials.
02 Sample-based Send a sample or size sheet — we replicate and confirm first article.
03 Named standards DIN / ISO / ASTM / GB, with HDG and other finishes as specified.
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