質量保證體系  Quality Guarantee System
設計質量控制DESIGNING QUALITY CONTROL
工藝質量控制 PROCEDURE QUALITY CONTROL
采購與材料質量控制 MATERIALS QUALITY CONTROL
生產過程質量控制 MANUFACTURING CONTROL
焊接、熱處理質量控制 WELDING HEAT TREATMENT CONTROL
理化檢驗質量控制 PHYSICAL CHEMICAL CONTROL
無損檢測質量控制 NONDESTRUCTIVE CONTROL
過程與最終檢驗質量控制 EXAMINATION QUALITY CONTROL
壓力試驗質量控制 PRESSURE TEST CONTROL
計量與設備控制 EQUIPMENT CALIBRATION CONTROL