Visual inspection of the shape: the steel grating should be visually inspected for appearance and flatness. Dimensional inspection: The size and deviation of the steel grating shall comply with the relevant requirements of the standard and the supply contract.
Baotou Shuangyu Steel Grating Factory tells you the method and rules for the inspection of Baotou Steel Grating
Visual inspection of the shape: the steel grating should be visually inspected for appearance and flatness.
Dimensional inspection: The size and deviation of the steel grating shall comply with the relevant requirements of the standard and the supply contract.
Performance test: The manufacturer shall periodically sample the product load performance test according to Appendix C, and shall provide a test report according to the user's requirements. Packing, marking and quality certificate Steel grating packaging: Steel gratings are generally packaged with steel strips. The weight of each bundle is determined by the supplier and the buyer or by the manufacturer. After the supply and demand sides have agreed, the supplier can pack according to the requirements of the purchaser.
Marking: The packaging mark of the steel grating should be marked with the trademark or manufacturer code, steel grating model and standard number. Each steel grating should be marked with a number. The quality certificate of the product shall indicate the product standard number, steel grade, model specification, surface treatment, appearance and performance inspection results, weight per batch, etc. The quality certificate shall be delivered to the user as a basis for acceptance. If required by the user, a raw material quality guarantee can be provided.
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