Inspection specifications for glass products

Precautions for glassware inspection
2026-06-29
Inspection methods for glassware
2026-06-29

Inspection specifications for glass products

(1) Purpose
To meet customer requirements, ensure that inspections are conducted with objective criteria, and guarantee the conformity and reliability of the quality of incoming glass products.

(2) Sampling Plan
This standard shall be implemented in accordance with the following sampling principles:

  1. For general quality characteristics, unless otherwise specified in the quality standards, random sampling shall be conducted using the single sampling normal inspection Level II of MIL-STD-105E (for appearance inspection).

  2. For special tests, unless otherwise specified in the quality standards, a sample size of 10 pieces per batch shall be used (for special testing).

  3. For dimensional inspection, unless otherwise specified in the quality standards, a sample size of 10 pieces per batch shall be used (for dimensional inspection).

(3) Sampling Method
Upon receipt of the inspection notice:

  1. Random sampling shall be conducted in accordance with the incoming material sampling plan.

  2. After sampling, the original packaging condition of the delivered products shall be maintained as much as possible to avoid damage to the sampled units.

  3. Each incoming shipment shall be regarded as the lot/batch. Sampling shall be performed with normal distribution in accordance with the sampling plan, and samples shall be taken uniformly and randomly for inspection.

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