We are a China-based manufacturer offering durable double end dowel pins designed for quick alignment and secure fastening in assembled parts. You tell us the tolerance, finish, material (carbon steel, stainless steel, or alloy), and we deliver with consistent quality. The double end dowel pin gives accurate positioning in two directions, reduces misalignment, and stands up to repeated assembly. We stock a wide range of diameters and lengths, and we can manufacture custom diameters to fit your project. With ISO-certified processes and tight tolerances, our pins fit standard holes and drive out cleanly. In our factory we optimize for fast lead times, reliable packaging, and competitive pricing for bulk orders—perfect for OEMs and manufacturers looking to streamline assembly lines. Our team provides responsive design support, samples, and on-time delivery to ensure your production stays on track. If you need a trusted supplier in China, we’re ready to work with you on double end dowel pin solutions.
Double-ended dowel pins act as universal alignment aids that can be inserted from either side, delivering instant, repeatable precision for fixtures, enclosures, and automated lines. Their symmetry reduces handling steps and misalignment, speeding up multi-station assembly while resisting vibration and temperature shifts in demanding environments. When produced to the highest standards, these pins dominate the competition, delivering precision and process efficiency that OEMs rely on. Look for tight tolerances, robust materials, and traceable quality. Premium pins use hardened or stainless steel, with smooth surfaces and corrosion resistance, plus diameters and lengths kept within strict tolerances. Consistent batch control and reliable supply enable faster onboarding of new designs, lower rework, and resilient global sourcing for contract manufacturers.
| Product_ID | Material | Diameter_mm | Length_mm | Tolerance_IT | Finish | Hardness_HRC | Shear_Strength_kN | Weight_g | Standards | Notes |
|---|---|---|---|---|---|---|---|---|---|---|
| DEP-001 | Hardened Alloy Steel (AISI 4140) | 3.0 | 20 | IT7 | Ground | 58 | 12 | 1.1 | DIN 6325 | High precision alignment pin with strong shear resistance |
| DEP-002 | Hardened Alloy Steel (AISI 52100) | 4.0 | 25 | IT7 | Ground | 60 | 15 | 2.5 | DIN 6325 | Excellent for repeated assembly cycles |
| DEP-003 | Hardened Alloy Steel (AISI 4140) | 6.0 | 40 | IT7 | Ground | 56 | 28 | 8.9 | DIN 6325 | Good balance of strength and weight |
| DEP-004 | Hardened Alloy Steel (AISI 4140) | 8.0 | 50 | IT7 | Ground | 56 | 40 | 19.7 | DIN 6325 | High stiffness for heavy-duty alignments |
| DEP-005 | Stainless Steel 304 | 5.0 | 30 | IT7 | Polished | 28 | 14 | 4.7 | DIN 6325 | Good corrosion resistance in mild environments |
| DEP-006 | Stainless Steel 316 | 2.0 | 18 | IT7 | Bright | 32 | 6 | 0.6 | DIN 6325 | Excellent corrosion resistance, lightweight |
| DEP-007 | Tool Steel (D2) | 3.5 | 35 | IT7 | Ground | 60 | 16 | 5.2 | DIN 6325 | Outstanding wear resistance for tight tolerances |
| DEP-008 | Alloy Steel (AISI 4140) | 10.0 | 75 | IT7 | Ground | 44 | 60 | 46 | DIN 6325 | Best for large-diameter, high-load applications |