We offer bolts and nuts grade 10.9 built for high-performance assemblies in heavy industries. When I talk to buyers from Custom projects and Factories, I point out our consistent quality, traceable heat treatment, and strict QC. Our range covers M6 to M24, with coatings like zinc and black oxide, plus alloy finishes. We source from mills with ISO certificiation and conduct destructive tests on sample lots. For Custom orders, we adapt thread tolerances, finish options, and packaging to your production line. Our dispatch is fast, packaging safe for long shipments, and documentation complete for procurement records. We know you want reliability, on-time delivery, and competitive pricing for your daily operations. So whether you're building automotive modules, machinery frames, or electrical enclosures, our bolts and nuts grade 10.9 provide the strength you need while keeping cost in line. Let's align on specs and factories schedules to move your project forward.
High-strength bolts and nuts, grade 10.9, form the backbone of today’s demanding assemblies. As global brands push for lighter, safer, and more reliable equipment, procurement teams demand consistent chemistry, precise heat treatment, and impeccable traceability. A Guangdong-based manufacturer offers end-to-end capability: seamless conversion from wire to finished fasteners, controlled heat treatment to stabilize hardness, and surface finishes for corrosion resistance. With in-house testing and ISO-compliant processes, every batch is certified to meet ISO 898-1 grade 10.9 requirements, ensuring performance under heavy loads and dynamic conditions. For 2025, winning procurement blends agility with rigor. Buyers gain from scalable capacity, shorter lead times, and full lot traceability from raw material to finished fasteners. Advanced QA, third‑party testing, and plating options support RoHS and REACH compliance while reducing risk. By partnering with a Dongguan‑based supplier, global brands can lock in steady supply, predictable pricing, and continuous improvements across automotive, industrial, and electronics applications.
| Type | Nominal Diameter (mm) | Thread Pitch (mm) | Length (mm) | Material | Heat Treatment | Coating | Standard | Grade | Tensile Strength Rm (MPa) | Yield Strength Rp0.2 (MPa) | Elongation A5 (%) | Application | Region / Origin |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bolt | 6 | 1.0 | 40 | Carbon Steel | Quenched & Tempered | Zinc Plated | ISO 898-1 | 10.9 | 1040 | 940 | 8 | Automotive | China |
| Bolt | 8 | 1.25 | 50 | Carbon Steel | Quenched & Tempered | Zinc Plated | ISO 898-1 | 10.9 | 1040 | 940 | 8 | Machinery | Vietnam |
| Bolt | 10 | 1.5 | 60 | Carbon Steel | Quenched & Tempered | Zinc Plated | ISO 898-1 | 10.9 | 1040 | 940 | 8 | Construction | India |
| Bolt | 12 | 1.75 | 80 | Alloy Steel | Quenched & Tempered | Zinc Plated | ISO 898-1 | 10.9 | 1040 | 940 | 8 | Heavy Machinery | Germany |
| Bolt | 16 | 2.0 | 110 | Alloy Steel | Quenched & Tempered | Yellow Zinc (HDG) | ISO 898-1 | 10.9 | 1040 | 940 | 8 | Automotive | USA |
| Bolt | 20 | 2.5 | 180 | Alloy Steel | Quenched & Tempered | Yellow Zinc (HDG) | ISO 898-1 | 10.9 | 1040 | 940 | 8 | Infrastructure | Brazil |