What are the commonly used quality indicators for large machinery and equipment processing?

First, reject rate.

Definition: The percentage is calculated by dividing the cost of waste materials by the total cost of production or by dividing the total quantity of waste by the total quantity of product produced.

Purpose: To be used as an outcome measure to confirm that the process is being standardized for parts production and assembly.

Second, rework rate.

Definition: The proportion of time spent in rework activities as calculated by dividing rework hours by production labor hours or dividing the total number of rework goods by the total number produced.

Purpose: To be used as an outcome measure to highlight operating stations that need to be improved during initial quality.

Iii. Qualified rate of product incoming inspection.

Definition: the quantity of products inspected in storage divided by the total quantity of products inspected in storage.

Purpose: Used as a process metric to measure the quality level of the entire production process.

4. Quality accidents.

Definition: The number of production stoppage per year due to product nonconformity. Causes the company to stop shipping, stop production or require modifications to manufactured products.

Objective: To be used as an overall outcome measure to reflect product dissatisfaction caused by the number of quality incidents in the company, so as to focus on problem solving.

5. Qualified rate of incoming inspection.

Definition: in the corresponding time, the quantity of qualified incoming inspection divided by the quantity of incoming inspection.

Objective: To be used as an outcome measure to monitor the supply quality level of suppliers.

Vi. Quality cost.

Definition: Simply defined as the cost of failure over the corresponding period.

Purpose: To be used as a result measure to reflect the comprehensive results of the usefulness of the company’s quality management system.

Seven, batch unqualified rate.

Definition: refers to the proportion of the total number of inspection batches to be reworked in the case of unqualified inspection during the corresponding period.

Purpose: To be used as an outcome measure to monitor the overall quality level of the process.

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