As a diligent sourcing partner, I present round combination sems screws designed for demanding assembly lines. These fasteners deliver consistent clamping, strong torque, and corrosion resistance across automotive, machinery, and electronics projects. With High-Quality materials and precise thread geometry, you can expect reliable performance batch after batch. I am a trusted Supplier and we run rigorous QA checks to keep every shipment meeting your spec. Bulk pricing, flexible lead times, and direct factory supply help you reduce total cost of ownership while keeping inventory lean. Our round combination sems screws come in multiple head styles, lengths, and coatings, and I can tailor finishes or passivation to your standards. If you want dependable performance or a fast track to value, request a sample and compare with your current solution. We aim for long-term partnerships, not one-off sales, and I’m ready to support your growth with steady supply of rounds.
This factory in Dongguan, at the heart of southern China’s manufacturing hub, turns precise design into reliable supply for global buyers. Through integrated stamping, turning, thread rolling, heat treatment, and finishing, we produce a wide range of round combination SEMS screws with varied heads, sizes, and finishes. Automated lines and skilled technicians enable rapid prototyping and high-volume production with consistent quality and on-time delivery. From concept to packaging, we offer a one-stop workflow that speeds time to market while ensuring traceability and cost efficiency. Service meets innovation: we partner with customers to optimize designs for manufacturability, provide rapid sampling, and maintain clear documentation (material specs, certificates, RoHS/REACH). Quality is built in, with in-process checks and final inspection across batches. Global buyers gain flexible MOQs, configurable packaging, and responsive after-sales support that resolves issues quickly. The result is engineering collaboration, rigorous QA, and dependable logistics delivering reliability and sustained value.
| Component Type | Material | Part Grade | Tolerance (mm) | Length (mm) | Diameter (mm) | Surface Finish | Tensile Strength (MPa) | Production Batch | Manufacture Date | Lead Time (days) | Quality Score | Compliance Standards | Process Stage | Assembly Status |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Round SEMS Screw | Stainless Steel 304 | A | ±0.05 | 25 | 6.0 | Ra 0.8 µm | 520 | BATCH-304-0423-01 | 2023-11-14 | 6 | 92 | ISO 9001; RoHS | Machining | Not assembled |
| Round SEMS Screw | Aluminum 6061-T6 | B | ±0.08 | 30 | 5.5 | Ra 0.9 µm | 310 | BATCH-AL-0530-02 | 2024-01-10 | 5 | 88 | ISO 9001 | Heat Treatment | In inspection |
| Round SEMS Screw | Brass CuZn39Pb3 | C | ±0.03 | 20 | 4.0 | Polished | 210 | BATCH-BR-0721-01 | 2022-07-18 | 7 | 85 | RoHS | Surface Finishing | Awaiting parts |
| Round SEMS Screw | Titanium Alloy Ti-6Al-4V | D | ±0.04 | 18 | 3.0 | Electropolished | 900 | BATCH-TI-0911-04 | 2023-12-02 | 9 | 95 | ISO 9001; RoHS; REACH | Coating | In assembly |
| Round SEMS Screw | Stainless Steel 316L | E | ±0.06 | 16 | 3.8 | Brushed | 520 | BATCH-SSI-0415-03 | 2023-04-18 | 4 | 90 | ISO 9001; RoHS | Machining | Ready |
| Round SEMS Screw | Cold-Drawn Steel | F | ±0.05 | 28 | 6.2 | Black Oxide | 680 | BATCH-CD-0822-08 | 2022-08-09 | 6 | 89 | ISO 9001 | Heat Treatment | QC Passed |