I supply Cap Socket Screw solutions for OEMs and distributors who demand reliability and fast delivery. Our Cap Socket Screw delivers high-strength performance, with stainless steel and alloy options, precise threading, and corrosion resistance for machinery, automotive, and electronics applications. With tight tolerances and standard ISO metrics, we can meet your specs. I can arrange bulk pricing and flexible MOQ, so you can capitalize on a favorable Discount for large orders. If you need quotes quickly, I provide fast Quotes with no hidden fees. Our certificates (ISO 9001) and traceability let your QA team sign off easily. We can customize head shape, drive type, and finishes. Lead times are short, and we ship worldwide. Contact me today to discuss your exact length, thread size, and finish. I'm ready to help you optimize your supply chain and reduce downtime with dependable Cap Socket Screw solutions.
Cap socket screws are essential in electronics, machinery, and automotive assemblies. A supplier ahead of the curve offers more than parts: it ensures precise dimensions, durable coatings, and a dependable supply. Through tight tolerances and controlled heat treatments, these fasteners deliver reliable fit and hardness, while coatings such as zinc plating, black oxide, or nitriding boost corrosion resistance. Global buyers should expect rigorous in-process checks, material certifications, and tests that verify torque performance and coating integrity. Choose a partner with a future-ready quality program to reduce sourcing risk. Look for clear documentation, RoHS/REACH compliance where required, scalable packaging, and predictable lead times. ISO 9001 or IATF 16949 credentials, traceable lot numbers, and continuous improvement practices signal a supplier that keeps quality aligned with supply stability, delivering cap socket screws ready for assembly.
| Size (Nominal) | Length (mm) | Material | Grade | Tensile Strength Rm (MPa) | Yield Strength Rp0.2 (MPa) | Finish/Coating | Standard | Operating Temp (°C) | Typical Applications |
|---|---|---|---|---|---|---|---|---|---|
| M3 × 6 | 6 | Alloy steel | 8.8 | 800 | 640 | Black oxide | DIN 912 | -50 to 260 | Precision electronics, miniature mechanisms |
| M4 × 8 | 8 | Alloy steel | 10.9 | 1040 | 940 | Black oxide | DIN 912 | -60 to 250 | Automotive components, high-load assemblies |
| M5 × 12 | 12 | A2-70 (Stainless) | A2-70 | 700 | 520 | Passivated | DIN 912 | -40 to 300 | Food-grade equipment, hygienic assemblies |
| M6 × 16 | 16 | A4-70 (Stainless) | A4-70 | 820 | 640 | Passivated | DIN 912 | -40 to 300 | Marine and chemical environments |
| M8 × 25 | 25 | Alloy steel | 8.8 | 800 | 640 | Zinc plated | DIN 912 | -50 to 260 | Machinery assemblies, general purpose |
| M10 × 30 | 30 | Alloy steel | 10.9 | 1040 | 940 | Black oxide | DIN 912 | -60 to 250 | Heavy machinery, structural components |
| M12 × 40 | 40 | A4-70 (Stainless) | A4-70 | 860 | 640 | Passivated | DIN 912 | -50 to 300 | Structural assemblies in corrosive environments |