Description
Description
Hex Weld Nuts are specialized fasteners designed to be welded to surfaces for secure attachment. These nuts feature a hexagonal shape, which ensures strong engagement with a wrench, and are ideal for high-strength applications where welding is required. Made from stainless steel SS 304 / SS 316, Hex Weld Nuts offer excellent corrosion resistance and durability, even in harsh environments.
Weld nuts are typically used in automotive, machinery, and construction applications where a permanent, strong connection is necessary. These fasteners are designed to meet international standards and are available in both metric and inch sizes, offering versatility for a wide range of projects.
HEX SCREW/BOLT
| THREAD TYPE | DIMENSIONAL STANDARD | MECHANICAL STANDARD | MARKING | TENSILE STRENGTH | MATERIAL | SIZE RANGE |
|---|---|---|---|---|---|---|
| INCHES | ANSI B18.2.1 | ASTM F 593 | F593 C | Min 95 ksi | SS 304 / SS 304L | Range: 1/4″ to 2″ |
| F593 D | Min 80 ksi | |||||
| F593 G | Min 95 ksi | SS 316 / SS 316L | ||||
| F593 H | Min 80 ksi | |||||
| METRIC | DIN 931 / 933, ISO 4014 / 4017 | ISO 3506-1 | A2-70 | Min 700 Mpa | SS 304 / SS 304L | |
| A2-80 | Min 800 Mpa | |||||
| A4-70 | Min 700 Mpa | SS 316 / SS 316L | ||||
| A4-80 | Min 800 Mpa |



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