We are your go-to source for hex flange tapping screw engineered for demanding OEM assemblies. Precision rolled threads, full thread engagement, and a flush, low-profile flange distribute load evenly and resist loosening under vibration. Our screws are zinc-coated for corrosion resistance and suitable for soft aluminum and harder steels alike, making them ideal for electronics housings, automotive interiors, and equipment enclosures. As a supplier ourselves, we understand the urgency of consistent supply and the need for fast delivery. We offer tailored batch sizes, on time shipping, and stamping or coating options to fit your line. Whether you need metric or inch sizes, this fastener helps you reduce assembly time and maintenance costs. We stand behind every hex flange tapping screw with our technical support and OEM-friendly documentation. If you’re sourcing from reliable Suppliers who can scale with you, talk to us about specs, packaging, and lead times today.
Global buyers seeking peak performance from hex flange tapping screws know the right supplier matters. These fasteners combine a self-tapping point with a wide flange to distribute load and resist pull-out in electronics housings and sheet-metal assemblies. A reputable Dongguan-based manufacturer can deliver consistent materials, precise geometry, and reliable finishes for every batch. Performance is ensured by material grade, controlled heat treatment, and coatings such as zinc or black oxide. Stainless steel (304/316) offers corrosion resistance; carbon steel provides higher strength where needed. The flange aids load distribution and reduces thread damage, while the self-tap geometry suits the base material. Rigorous testing—tensile, shear, coating adhesion, salt spray—plus ISO 9001 and RoHS compliance give buyers confidence for global shipments. To minimize risk, specify material, finish, drive size, length, pitch, and flange diameter; request pre-production samples and quality reports. Look for a supplier with scalable capacity and a solid logistics plan for worldwide delivery. With a trusted partner that blends engineering rigor with manufacturing discipline, buyers can rely on fasteners that install easily, stay secured, and perform reliably across markets.
| Variant | Diameter (mm) | Thread Pitch (mm) | Material | Grade | Coating | Head Type | Tensile Strength (MPa) | Yield Strength (MPa) | Hardness (HRC) | Sheet Thickness Range (mm) | Recommended Torque (N·m) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M3 x 0.5 | 3 | 0.5 | Stainless Steel A2-70 | A2-70 | Zinc plating | Hex flange | 700 | 340 | 28 | 0.5 - 2.5 | 0.8 - 1.2 |
| M4 x 0.7 | 4 | 0.7 | Stainless Steel A2-70 | A2-70 | Zinc-nickel | Hex flange | 700 | 320 | 32 | 0.5 - 1.8 | 0.9 - 1.5 |
| M5 x 0.8 | 5 | 0.8 | Alloy Steel | 8.8 | Zinc plating | Hex flange | 800 - 1000 | 640 | 36 | 0.8 - 3.0 | 1.8 - 2.5 |
| M6 x 1.0 | 6 | 1.0 | Stainless Steel A4-70 | A4-70 | Zinc plating | Hex flange | 700 - 900 | 300 | 38 | 1.0 - 3.5 | 2.2 - 3.0 |
| M8 x 1.25 | 8 | 1.25 | Alloy Steel | 10.9 | Phosphate coating | Hex flange | 900 | 700 | 42 | 2.0 - 4.0 | 4.0 - 5.5 |