Quality Control
Every batch undergoes rigorous testing from incoming raw material to final shipment. Full traceability and documentation provided.
Testing & Inspection
Raw Material Inspection
Spectrometer chemical composition analysis for every heat batch.
Chemical Composition
OES spectrometer verification against material grade standards.
Hardness Test
Rockwell / Vickers / Brinell hardness testing per property class requirements.
Tensile Test
Full-size tensile testing to verify ultimate and yield strength.
Proof Load Test
Proof load verification for bolts and nuts per applicable standards.
Torque Test
Torque-tension testing for preloaded bolt assemblies.
Dimension Inspection
Thread gauge, caliper, and CMM inspection for dimensional accuracy.
Coating Thickness Test
Magnetic and eddy current measurement of zinc/HDG coating thickness.
Salt Spray Test
Neutral salt spray testing per ISO 9227 for coating corrosion resistance.
Certifications & Documentation
ISO 9001:2015
Quality Management System
EN 10204 3.1
Material Certificate
Third-party Inspection
SGS / BV / TUV Available
Inspection Report
Full dimensional and mechanical test reports
Quality Assurance Process
Incoming Material
In-Process Inspection
Final Inspection
Documentation
Shipment Approval
Request Inspection Reports or Certificates
Contact us to request material certificates, test reports, or quality documentation.
Contact Us