As a trusted supplier, I deliver precision fasteners that keep your assemblies safe and reliable. Our black hex socket head cap flange screw combines high strength with an anti-corrosion finish for tough industrial environments. With full thread engagement, a low-profile flange, and a precise drive, it minimizes vibration and provides even preload across joined parts. I stock options in stainless steel and alloy steel, with coating choices to meet surface-spec requirements and harsh service. You can count on uniform head countersink, clean chamfers, and consistent torque for batch production. This screw is engineered for high-load applications where reliability matters, from automation to machinery builds. We offer QA certificates, on-time delivery, and flexible packaging to suit your supply chain. If you’re seeking High-Quality fasteners from a dependable Supplier, I’m here to help with quotes, drawings, and lead-time planning.
Global buyers seeking reliable supply of black hex socket head cap flange screws expect consistent quality, tight tolerances, and traceable origins. The hex drive, flange under head, and black oxide finish make these fasteners ideal for electronics, automotive components, and equipment housings. Leading manufacturers ensure material stability, precise threading, and defect-free surfaces, backed by rigorous testing and standard benchmarks. Key considerations when sourcing globally include material specs (carbon steel with black oxide, heat treatment level, hardness), coating quality, tolerances, and traceability. Seek vendors with RoHS/REACH compliance, ISO 9001 quality systems, and batch QC records, plus flexible packaging, scalable MOQs, and reliable logistics for mixed shipments. A true market leader offers technical guidance, certified documentation, and a resilient supply chain to keep production stable across regions.
| Size (Nominal) | Thread Pitch (mm) | Flange Diameter (mm) | Length (mm) | Material Grade | Coating | Tensile Strength (MPa) | Yield Strength (MPa) | Standard | Typical Applications |
|---|---|---|---|---|---|---|---|---|---|
| M3 | 0.5 | 6.0 | 8 | 8.8 | Black Oxide | 800 | 640 | ISO 4762 | General machine assemblies |
| M4 | 0.7 | 7.0 | 10 | 8.8 | Black Oxide | 800 | 640 | ISO 4762 | Electronics enclosures |
| M5 | 0.8 | 8.0 | 12 | 8.8 | Black Oxide | 800 | 640 | ISO 4762 | Small equipment |
| M6 | 1.0 | 9.0 | 16 | 8.8 | Black Oxide | 800 | 640 | ISO 4762 | Automotive components |
| M8 | 1.25 | 12.0 | 20 | 8.8 | Black Oxide | 800 | 640 | ISO 4762 | Machinery frame and enclosures |
| M10 | 1.5 | 15.0 | 25 | 8.8 | Black Oxide | 800 | 640 | ISO 4762 | Heavy equipment assemblies |
| M12 | 1.75 | 18.0 | 30 | 8.8 | Black Oxide | 800 | 640 | ISO 4762 | Structural machinery components |