M18x65 Steel Socket Cap Screw 4.8
M18x65 socket head cap screw, ISO 898-1 property class 4.8, manufactured to DIN 912 / ISO 4762 with ISO metric coarse thread, cylindrical head and internal hex drive. Carbon steel — specify zinc plating or hot-dip galvanizing in your quote if corrosion protection is required.
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Applications & Usage
M18x65 class 4.8 socket cap screws suit light fixtures, covers, and non-critical counterbored joints. Prefer 8.8 or 10.9 for load-bearing or pretensioned assemblies.
Technical Specifications
| Specification | Value |
|---|---|
| Dimensions | M18x65 |
| Weight per Piece | 174 g/pc |
| Material | Steel |
| Alloy/Grade | ISO 898-1 class 4.8 |
| Standard | DIN 912 / ISO 4762 |
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Technical guides
Bolt grades and sizes: 8.8, 10.9, 12.9, A2 and A4, and metric hex bolt dimensions
What the property classes 4.8, 8.8, 10.9 and 12.9 and stainless A2-70 and A4-70 mean, minimum strength and tensile loads, metric thread pitch and hex head sizes, DIN 933 vs DIN 931, and which nut goes with which bolt.
Read the guide →Screw types compared: socket head, countersunk, set, carriage, tapping and self-drilling screws, with their DIN and ISO standards
How socket head, button head, countersunk, low-head and set screws differ, what DIN 912, ISO 7380, DIN 7991, DIN 916, DIN 603, DIN 965, DIN 7981 and DIN 7504 stand for, and which screw to order for machinery, timber and sheet metal.
Read the guide →