北单比分怎么计算的:Precautions for quality inspection of flow steel bricks before leaving the factory
As long as it is a standard flow steel brick, it must be strictly checked by the manufacturer at the time of use, and the quality inspection before leaving the factory is also essential work, only the products that meet the standard can be shipped, this is the manufacturer. Responsibility for each user. The following small series will introduce the quality inspection work for the flow steel bricks.
First, the relevant quality inspection items of the flow steel bricks before leaving the factory are to be done well, and the factory quality certificate and test report form should be consistent with the physical evidence between the physical objects.
Second, the factory quality certificate must be stamped by the manufacturer's quality inspection department, and the test report should have the signature of the relevant personnel of the inspection unit and the unit seal.
3. The test report number of the flow steel brick shall have a test number to facilitate verification and verification of the relevant data of the laboratory, and shall have clear conclusions, and the signature and seal shall be complete.