📸 Selected Product Test Reports
Click any report thumbnail to view full original test documents, including material composition, mechanical property & anti-corrosion test data.
35CrMo Alloy Steel Material Test Report
Chemical composition inspection to guarantee raw material compliance with GB/T 3077 standard.
M12 Wheel Bolt Mechanical Performance Report
Tensile, yield strength & surface hardness test for 10.9 grade wheel bolts.
M14 High-Strength Bolt Tensile Test Report
Mechanical property verification of 12.9 grade fasteners with excess standard bearing capacity.
40Cr Alloy Steel Spectral Analysis Report
Direct reading spectrometer test to confirm alloy element content meets standard requirements.
Dacromet Coating Salt Spray Test Report
480-hour neutral salt spray test, no base metal red rust, excellent anti-corrosion performance.
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