Description
Square Weld Nut Manufacturer & Supplier – MKM Fasteners
MKM Fasteners presents the Square Weld Nut, a high-performance fastening solution designed for secure and reliable attachment to a variety of materials. These nuts are ideal for applications requiring strong, secure welds, particularly in automotive, machinery, and industrial sectors. Known for their versatility and durability, Square Weld Nuts provide a robust connection in welding applications, ensuring a lasting and stable hold.
Manufactured in compliance with DIN 928 dimensional standards and ISO 3506-2 mechanical standards, MKM Fasteners’ Square Weld Nuts are available in A2-070, A2-080, A4-070, and A4-080 grades. These nuts feature exceptional corrosion resistance and are suited for use in both indoor and outdoor environments.
Key Features:
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Thread Type: Metric
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Dimensional Standards: DIN 928
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Mechanical Standards: ISO 3506-2
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Proof Stress: Minimum 700 MPa for A2-070 (SS 304 / SS 304L) and Minimum 800 MPa for A2-080, A4-070, and A4-080
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Material: SS 304 / SS 304L (A2) and SS 316 / SS 316L (A4)
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Size Range: M5–M12 and 1/4″–1/2″
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Corrosion Resistance: Ideal for use in environments with exposure to moisture, chemicals, and other corrosive elements.
These Square Weld Nuts are designed for easy welding to sheet metal, providing a flush fit for fasteners that require strong, permanent attachment points. Their square shape offers a large surface area for welding, ensuring a solid connection. They are particularly well-suited for applications where a high-strength weld nut is needed, such as in automotive and industrial machinery manufacturing.
Choose MKM Fasteners for reliable, high-quality Square Weld Nuts that ensure safety, strength, and long-lasting performance.
ROOFING BOLT
| THREAD TYPE | DIMENSIONAL STANDARD | MECHANICAL STANDARD | MARKING | TENSILE STRENGTH | MATERIAL | SIZE RANGE |
|---|---|---|---|---|---|---|
| METRIC | NF E25-129 | ISO 3506 -1 | A2-70 | Min 700 Mpa | SS 304 / SS 304L | Range: M3-M12 & 1/4″-1/2″ |
| METRIC | NF E25-129 | ISO 3506 -1 | A4-70 | Min 700 Mpa | SS 316 / SS 316L | Range: M3-M12 & 1/4″-1/2″ |



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