QingDao NPA Industry Co.,Ltd
The quality control standard

Quality Assurance & Control

Quality System:

NPA’squality assurance system is strictly in accordance with ISO9001. All production and process inspection can be traced to ensure the effective quality production process and provide reliable quality control.

NPA has prepared a quality manual and procedure documents according to ISO9001 standard requirements and product structure. These documents contain all the quality assurance regulations necessary to produce components of the highest quality. The quality management system is also in accordance with the terms of GB/T 19001 (ISO9001).

(Insert ISO quality system certificate photo)

Design documentation

NPA will verify customer designs using the latest material strength calculations and make recommendations to ensure the optimum castings operation.

In addition to customer specific requirements NPA work to world related manufacturing standards: e.g.

Centrifugal casting: HG/T 2601-2011、ASTM A608、DIN 10295、JIS G5122 etc.

Static casting: HG/T 3673-2011、ASTM A351 etc.

Inspection content

NPA will prepare production drawings, technical documents and quality inspection plans for each contract. We carry out raw materials inspection, production process inspection, finished products inspection and outsourced parts inspection.

Our inspection and testing equipment facilities are advanced and can meet the requirements of all customer inspections and tests.

Quality control points:

Each production procedure shall set up hold points at critical quality inspection points to check relevant process product quality. These are identified and recorded at each hold point.

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