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The product quality control QC inspection for steel products is to check the shipment quality prior to shipment, and ensure the order requirements are fulfilled, mostly the shipment inspection checklist is as follows:
The common onsite preshipment inspections are final random inspections, sometimes there are also below services are available:
Please find below for an quality control checklist for example:
CHECK LIST | COMMENTS | RESULT |
---|---|---|
Both cartons and bags should have labels.Absent of a label will be considered as defect-level II | PASSED | |
Check the carton design refer to the attachment | N/A | |
Perform adhesive test on galvanization. Galv.coat should not come off. You can use stout knife to detect. 1 pcs per item | FAILED | |
Check for absence of fittings description debossed on the piece itself. For example,galvanized tee 1/2 inch must be embossed on the body (1/2). Lack of this should be considered as a defect. Level II | PASSED | |
Inspect the quality of the fittings thread. Please, use a galvanized plug with perfect thread for all references detailed refer to the attachment The screwing process must be smooth. Threads cannot be broken 1pc per item | PASSED |
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3rd party preshipment s goods factory onsite inline final Random AQL PSI TPI FRI DUPRO third party on-site in-line pre-shipment QA QC check assurance inspection services in China India Vietnam Thailand Malaysia Bangladesh Taiwan.