| Degree of Bending | Concerns about whether the customized elongated bolts exhibit excessive bending or deviations from specifications, which may lead to unstable installations or failure to meet design requirements. |
| Size Accuracy | Concerns about whether the length, diameter, and other dimensions of the elongated bolts are accurate, ensuring they meet specific customization requirements. |
| Material Strength | Concerns about whether the material strength of the elongated bolts is sufficient to meetpractical usage requirements. |
| Material Quality | Concerns about the presence of impurities, inclusions, or other issues in the material that may affect the overall performance of the bolts. |
| Thread Quality | Concerns about the quality of the threads on the bolts, ensuring proper engagement with other components. |
| Poor Fit | Concerns about whether the threads on the bolts fit well with other components, potentially leading to difficulties during installation or instability during use. |
| Surface Treatment Quality | Concerns about whether the surface treatment of the bolts meets requirements, providing protection against corrosion or other environmental factors. |
| Coating Issues | If coatings are present, concerns about the adhesion and uniformity of the coatings, ensuring corrosion resistance. |
| Clarity of Identification | Concerns about whether the customized elongated bolts have clear markings to avoid confusion or incorrect usage. |
| Traceability | Concerns about the ability to trace the production batch and relevant information of the bolts for tracking and management. |
| Quality of Production Processes | Concerns about whether the production processes for the bolts are of high quality, ensuring various aspects of bolt quality. |
| On-time Delivery | Concerns about whether the elongated bolts can be delivered on time to meet the project schedule for customers. |