What are the 4 types of quality inspection?

Quality inspection

Comprehensive quality assurance to state-of-the-art standards ensures a consistently high level of product quality.

 

According to the First sample inspection by Quality Inspection services Mexico, incoming inspection, prototype acceptance, real-time inspection during production and final inspection may need to be performed. For cost-optimized reasons, these inspection steps are minimized with the help of the production personnel self-assessment principle (WSP) adopted. When necessary, or in case of special requirements, other inspections shall be carried out in addition to the WSP.

 

Quality inspection Mexico helps us to identify damage and defects in cast material by performing visual inspections during all production processes; there are extremely strict limits on the permissible damage and defects. You can con them directly Quality inspection services Mexico 

Unqualified individuals can thus be removed from the production process and prevented from being used again. Damage includes, for example, scratches, curling or bursting of material that may result from handling during production and internal transport. Defects in cast materials include, for example, porosity, shrinkage cavities, cavitation (cavitations) or insufficient material due to insufficient mould filling or forming; these defects may appear during casting and cooling.

 

In addition to the commonly used standard analogue and digital inspection and measurement tools such as SPC digital measured value transmission devices, other devices and instruments for further inspections for quality assurance are also available.

 

Types of Quality inspection 

Pre-Production inspection

 

When the product is 100% complete, at least 80% packaged and ready to ship, we conduct Pre-Production inspections according to international sampling schemes such as MIL-STD-105E (ISO2859-1); randomly select samples from finished products, and according to customer orders, products Requirements are checked against reference samples to ensure that the final product meets customer requirements.

 

The main checkpoints are as follows:

QuantityThe product style and colourManual inspection (visual inspection)Product Features and SecurityProduct SizePackaging Informationbox mark 

During Production Inspection (DPI)

 

The inspection period is when the buyer inspects the subject matter and notifies us of quality problems.

The inspection period is when the buyer inspects whether the quantity or quality of the subject matter conforms to the agreement and notifies the seller. On the one hand, Article 157 of the "Contract Law" stipulates: "When the buyer receives the subject matter, it shall inspect it within the agreed inspection period", indicating that the inspection period is the period during which the subject matter is inspected. On the other hand, Article 158 of the "Contract Law" also stipulates that "if the parties agree on the inspection period, the buyer shall notify the seller within the inspection period that the quantity or quality of the subject matter does not conform to the agreement", indicating that The inspection period also includes the period for notifying the seller of quality defects, that is, the defect notification period.

Pre-Shipment Inspection (PSI)

 

For imported used mechanical and electrical products that require pre-shipment inspection, the consignee or consignor or its agent shall apply for the customs directly under the domestic destination of the goods or entrust a pre-shipment inspection agency inspection. to conduct pre-shipment

 

Regulatory requirements for the pre-shipment inspection of imported used mechanical and electrical products?:

The pre-shipment inspection of imported used mechanical and electrical products shall be carried out under the mandatory requirements act of Chinese laws, regulations and technical specifications at the place of loading or delivery outside the country before departure.

 

Check whether the product name, quantity, specification (model), old and new, damage, etc. are in line with those listed in the contract, invoice and other trade documents;

 

Whether it includes or entrains prohibited import goods. 

Final Production Inspection (FRI)

 

Final production inspection, also known as pre-shipment inspection (PSI), is the most effective inspection method to confirm the quality level of the entire batch of goods. It usually requires 100% of the goods to be produced and at least 80% of the goods to be packed. 

The end-of-production inspection applies to almost all consumer goods. The end-of-production report is usually an important document for the importer to authorize shipment and trigger payment.

 

Inspection points

Production Quantity and Shipment QuantityIdentification and LabelingProduct Specifications (Size, Weight, Model, etc.)Product Appearance and WorkmanshipOn-site Testing and Functional TestingPackaging Methods and MaterialsCustomer-specific requirements 

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