2026-08-03
PV fasteners are fundamental components ensuring the safe operation of photovoltaic power stations. PV fasteners exported to Russia must pass customs compliance inspections. Many purchasers encounter cargo clearance delays due to unfamiliarity with valid third-party testing standards. This article systematically sorts out the full-range factory inspection items for PV fasteners and the third-party testing specifications recognized by Russian authorities.
Every batch of PV fasteners needs to undergo five core inspection procedures before delivery.
First, visual inspection: inspect bolts, rivets and washers for surface cracks, missing galvanization, burrs and other defects to prevent defective fasteners from being shipped overseas.
Second, dimensional accuracy inspection: high-precision calipers are used to verify threads, hole diameters and thicknesses, ensuring perfect fitting between fasteners and PV mounting profiles for smooth installation.
Third, mechanical property testing: tensile and torque tests are carried out on high-strength bolts and blind rivets to confirm load capacity complies with Russian photovoltaic engineering standards.
Fourth, anti-corrosion salt spray testing: simulating corrosive conditions including coastal salt mist and winter de-icing salt in Russia to verify the durability of anti-rust coatings on fasteners.
Fifth, material spectral analysis: distinguish 304 stainless steel, alloy steel and carbon steel fasteners to avoid material fraud and inferior substitutes.
Upon completion of all tests, we can provide third-party test reports accepted by Russian Customs. The reports cover material composition, mechanical indicators and salt spray test data, which are mandatory documents for import customs clearance in Russia. Many foreign trade suppliers supply low-cost fasteners without official test reports. Once goods arrive at Russian ports, they risk customs detention and substantial demurrage charges.
All types of our PV fasteners support pre-issuance of complete sets of third-party test documents to guarantee smooth customs clearance.
For bulk buyers, sampling inspection services for PV fasteners are available. Inspection videos and test data can be shared in real time to realize transparent production and testing procedures and build purchasing confidence.
We manufacture PV fasteners in strict accordance with Russian third-party testing standards, control product quality through rigorous inspection procedures, and provide Russian photovoltaic importers with compliant, stable supply of PV fasteners.
