Are you looking for an efficient way to estimate the weight of your integrated fastening solutions? Our Hex Flange Bolt Weight Calculator is optimized specifically for hex head bolts with a built-in washer face (DIN 6921 standard).
Whether you are sourcing components for automotive assembly, designing high-vibration machinery, or calculating bulk freight costs, precision matters. Flange bolts are engineered to distribute the clamping load over a wider area, eliminating the need for a separate washer. Our comprehensive database provides you with exact weight data instantly, streamlining your procurement and engineering workflows.
Supported Size Range:
- ✔ Diameters: M5, M6, M8, up to M12 (Standard DIN 6921 range).
- ✔ Lengths: From compact 10mm bolts to longer 120mm heavy-duty sizes.
- ✔ Key Feature: Built-in Flange (Provides excellent load distribution and prevents surface damage during tightening).
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Hex Head Flange Bolt Weight Chart (Stainless Steel 304, g/pc)
| Spec \ Length(mm) | 10 | 16 | 25 | 30 | 40 | 50 | 70 | 100 | 150 |
|---|---|---|---|---|---|---|---|---|---|
| M5 | 3.8 | 4.5 | 5.6 | 6.2 | 7.4 | 8.6 | — | — | — |
| M6 | 6.4 | 7.4 | 8.9 | 9.8 | 11.4 | 13.1 | — | — | — |
| M8 | 13.1 | 14.9 | 17.7 | 19.2 | 22.2 | 25.3 | 31.4 | — | — |
| M10 | — | 24.3 | 28.7 | 31.2 | 36.0 | 40.9 | 50.6 | 65.2 | — |
| M12 | — | — | 43.7 | 47.3 | 54.4 | 61.5 | 75.6 | 96.9 | — |
Note: Weights shown are for Stainless Steel 304. For other materials, multiply by the density ratio. "—" indicates length not available for this specification.
