M20x55
DESCRIPTION:
M28×55 Hex Bolt Fully Threaded is a metric hexagonal head fastener with a 28 mm nominal thread diameter and 55 mm length. The bolt is threaded along its entire shank, providing maximum thread engagement for secure fastening in machinery, structural assemblies, industrial equipment, and heavy-duty engineering applications.
TECHNICAL DESCRIPTION:
| Parameter | Specification |
|---|---|
| Product Name | Hex Bolt Fully Threaded |
| Thread Size | M28 |
| Bolt Length | 55 mm |
| Thread Type | Metric Coarse Thread (unless otherwise specified) |
| Thread Diameter | 28 mm |
| Head Type | Hexagonal Head |
| Thread Coverage | Fully Threaded |
| Standard | DIN 933 / ISO 4017 (typical) |
| Material | Carbon Steel / Stainless Steel / Alloy Steel (as specified) |
| Strength Grade | 8.8, 10.9, 12.9 (depending on requirement) |
| Drive Tool | Spanner, Socket Wrench, Torque Wrench |
| Finish Options | Plain, Zinc Plated, Hot-Dip Galvanized, Black Oxide |
| Corrosion Resistance | Depends on material and surface coating |
| Application | Machinery, Industrial Equipment, Steel Structures, Construction, Plant Maintenance |
| Fastening Method | Nut and Washer Assembly or Threaded Component Fixing |
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