Quality is not an afterthought — it's embedded in every stage of our manufacturing process. We hold ISO 9001:2015 certification from Bureau Veritas and operate a comprehensive quality management system spanning raw material verification, in-process inspection, laboratory testing, and final audit. Every batch is traceable from raw material to finished product with full documentation support.
Quality Control Process
Five-stage inspection from raw material to final shipment
Incoming Material
Supplier certification verification, chemical composition by spectrometer, and dimensional spot check on raw stock before production begins.
- Mill certificate review
- Spectrometer verification
- Dimensional sampling
In-Process
Real-time monitoring during production. First-piece and last-piece verification, dimensional checks at defined intervals with SPC control charts.
- First-piece approval
- SPC sampling intervals
- Tool wear monitoring
Laboratory Testing
Mechanical and corrosion testing per applicable standards. Tensile, hardness, torque, and salt spray tests on samples from each production batch.
- Tensile & hardness
- Torque coefficient
- Salt spray (1500h+)
Final Inspection
100% critical dimension check. Optical sorting for surface defects, thread gauge verification, and coating thickness measurement before packaging.
- 100% optical sorting
- Thread gauge GO/NO-GO
- Coating verification
Pre-Shipment Audit
AQL sampling inspection per ISO 2859. Documentation review, packaging inspection, and Certificate of Conformance issued before release.
- AQL sampling plan
- Documentation review
- CoC issued
Quality Assurance Framework
Comprehensive certification, testing, and standards compliance
Certifications
ISO 9001:2015 certified by Bureau Veritas. RoHS & REACH compliance. Material certificates, CoCs, and full documentation packages available for every order.
Testing Capabilities
Tensile, hardness, torque, salt spray (1000-1500h), spectrometer analysis, metallography, CMM dimensional inspection, and optical sorting.
Standards Database
Interactive reference for ISO, ASTM, DIN, and JIS fastener standards. Search and browse mechanical properties, tolerances, and test specifications.
Quality Documentation
What you receive with every shipment
Certificate of Conformance
Issued for every shipment confirming all products meet specified requirements per purchase order and applicable standards.
Material Certificates
Mill test certificates (MTC) showing chemical composition, mechanical properties, and heat number traceability for raw materials.
Inspection Reports
Detailed dimensional inspection reports with measurement data, salt spray test results, and surface treatment verification records.
Batch Traceability
Complete chain of custody from raw material lot to finished product. Every batch uniquely identified and traceable throughout production.
Why Quality Matters
The impact of reliable fasteners on your product
Safety First
Bicycle fasteners are safety-critical components. Every batch is tested to ensure structural integrity under real-world riding conditions.
Zero Defects
100% optical sorting on critical parts eliminates dimensional and surface defects before shipment. Consistent quality batch after batch.
Reduced Liability
Full documentation provides legal traceability and compliance evidence. Protects your brand from quality-related claims and recalls.
Long-Term Reliability
Corrosion-resistant coatings verified to 1500+ hours salt spray. Consistent torque values prevent loosening over product lifetime.
Quality You Can Trust
Our ISO 9001:2015 certified quality system ensures every fastener meets your specifications. Request a sample quality documentation package to evaluate our standards before placing your first order.