I supply thread forming screw carbon steel that your production lines in Factories can rely on. For Custom projects, I offer tailored options—lengths, diameters, head styles, and finishes—to match your equipment and assembly line needs. This screw forms threads in place, reducing assembly time and avoiding pre-tapped holes, ideal for high-volume production. Made from top-grade carbon steel, it delivers strong shear resistance and solid withdrawal performance across a range of materials. I ship in consistent quantities and maintain tight tolerances so you can stack up on inventory without surprises. If you want faster procurement and a dependable partner, I’m ready to discuss batch sizes, packaging, and compliance. My goal is to support your Custom requirements and streamline sourcing for Factories that run lean, efficient operations.
Thread forming screws in carbon steel provide strong, cost-effective fasteners for electronics, automotive, and machinery. They form their own threads by plastic deformation, delivering high torque capacity and smoother finishes than conventional tapping. Carbon steel offers core strength, while coatings such as zinc or black oxide boost corrosion resistance. With various head styles and drive types, they suit automated assembly and high-volume production worldwide. Global buyers benefit from service backed by expertise: technical guidance on material, coating, and installation; strict quality control and traceability; scalable production and reliable lead times; and flexible packaging and logistics across regions. A partner with proven manufacturing capability and responsive support helps optimize procurement, ensure consistent quality, and keep projects on schedule in diverse markets.
| Size | Length (mm) | Material | Thread Type | Coating | Head Type | Tensile Strength (MPa) | Yield Strength (MPa) | Torque Range (Nm) | Typical Applications |
|---|---|---|---|---|---|---|---|---|---|
| M4 x 12 | 12 | 1018 Carbon Steel | Thread Forming | Zinc Plated | Pan Head | 410 | 270 | 0.6 - 1.1 | Light wood-to-wood, light metal connections |
| M4 x 16 | 16 | 1018 Carbon Steel | Thread Forming | Zinc Plated | Pan Head | 420 | 275 | 0.8 - 1.3 | Wood-to-wood, light metal assemblies |
| M5 x 12 | 12 | 1045 Carbon Steel | Thread Forming | Black Oxide | Pan Head | 570 | 350 | 1.0 - 1.8 | Steel-to-metal, automotive assemblies |
| M5 x 20 | 20 | 1045 Carbon Steel | Thread Forming | Zinc Plated | Pan Head | 580 | 360 | 1.4 - 2.2 | Heavy-duty metal-to-metal |
| M6 x 16 | 16 | 1020 Carbon Steel | Thread Forming | Zinc | Pan Head | 480 | 320 | 2.0 - 3.0 | Wood-to-metal, wood fastenings |
| M6 x 20 | 20 | 1020 Carbon Steel | Thread Forming | Hot-dip Galvanized | Pan Head | 500 | 330 | 2.3 - 3.6 | Outdoor metal assemblies |
| M8 x 25 | 25 | 1035 Carbon Steel | Thread Forming | Zinc Plated | Hex Socket Head Cap | 610 | 380 | 3.5 - 5.5 | High-strength metal-to-metal |
| M8 x 30 | 30 | 1045 Carbon Steel | Thread Forming | Zinc Plated | Hex Socket Head Cap | 630 | 395 | 4.0 - 6.0 | Automotive/Industrial mounting |