{"id":4045,"date":"2026-03-04T09:08:46","date_gmt":"2026-03-04T09:08:46","guid":{"rendered":"https:\/\/hysfsubsea.com\/knowledge-base\/what-is-hysfs-quality-control-process\/"},"modified":"2026-03-04T09:08:46","modified_gmt":"2026-03-04T09:08:46","slug":"what-is-hysfs-quality-control-process","status":"publish","type":"knowledge-base","link":"https:\/\/hysfsubsea.com\/th\/knowledge-base\/what-is-hysfs-quality-control-process\/","title":{"rendered":"What is HYSF’s quality control process?"},"content":{"rendered":"

\u0e04\u0e33\u0e15\u0e2d\u0e1a\u0e2d\u0e22\u0e48\u0e32\u0e07\u0e23\u0e27\u0e14\u0e40\u0e23\u0e47\u0e27<\/h2>\n

HYSF operates under ISO 9001:2015 quality management system. Full traceability from raw materials to finished products. Incoming inspection, in-process controls, and final testing. Continuous improvement through customer feedback and failure analysis.<\/p>\n

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HYSF operates under ISO 9001:2015<\/strong> quality management system. Full traceability from raw materials to finished products. Incoming inspection, in-process controls, and final testing. Continuous improvement through customer feedback and failure analysis.<\/p>\n

Quality Management System<\/h2>\n

Certifications<\/h3>\n
    \n
  • ISO 9001:2015:<\/strong> Quality management<\/li>\n
  • ISO 14001:<\/strong> Environmental management<\/li>\n
  • CE marking:<\/strong> European compliance<\/li>\n
  • RoHS\/REACH:<\/strong> Material compliance<\/li>\n<\/ul>\n

    Quality Control Stages<\/h2>\n

    1. Incoming Material Inspection<\/h3>\n
      \n
    • Raw material certification review<\/li>\n
    • Dimensional verification<\/li>\n
    • Material composition analysis (spot check)<\/li>\n
    • O-ring hardness and dimensions<\/li>\n
    • Electrical contact quality<\/li>\n<\/ul>\n

      2. In-Process Controls<\/h3>\n
        \n
      • First article inspection (FAI)<\/li>\n
      • Statistical process control (SPC)<\/li>\n
      • Dimensional checks at each operation<\/li>\n
      • Visual inspection checkpoints<\/li>\n
      • Process parameter monitoring<\/li>\n<\/ul>\n

        3. Final Inspection<\/h3>\n
          \n
        • 100% visual inspection<\/li>\n
        • 100% electrical testing<\/li>\n
        • 100% pressure testing<\/li>\n
        • Sample dimensional verification<\/li>\n
        • Packaging inspection<\/li>\n<\/ul>\n

          Traceability<\/h2>\n\n\n\n\n\n\n\n
          \u0e23\u0e30\u0e14\u0e31\u0e1a<\/th>\nTraceability<\/th>\n<\/tr>\n
          Raw materials<\/td>\nMill certificates, batch numbers<\/td>\n<\/tr>\n
          Components<\/td>\nSupplier lot tracking<\/td>\n<\/tr>\n
          \u0e01\u0e32\u0e23\u0e1c\u0e25\u0e34\u0e15<\/td>\nWork order, operator, date<\/td>\n<\/tr>\n
          Testing<\/td>\nTest results linked to serial number<\/td>\n<\/tr>\n
          Shipment<\/td>\nFull documentation package<\/td>\n<\/tr>\n<\/table>\n

          Continuous Improvement<\/h2>\n
            \n
          • Customer feedback:<\/strong> All issues logged and analyzed<\/li>\n
          • Failure analysis:<\/strong> Root cause investigation<\/li>\n
          • Corrective actions:<\/strong> Implemented and verified<\/li>\n
          • Process updates:<\/strong> Based on learnings<\/li>\n
          • Employee training:<\/strong> Regular quality training<\/li>\n<\/ul>\n

            Quality Metrics<\/h2>\n
              \n
            • First pass yield:<\/strong> >98%<\/li>\n
            • Customer returns:<\/strong> <0.5%<\/li>\n
            • On-time delivery:<\/strong> >95%<\/li>\n
            • Customer satisfaction:<\/strong> >4.5\/5.0<\/li>\n<\/ul>\n

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              Quality questions:<\/strong> quality@hysfsubsea.com<\/p>\n

              Audits:<\/strong> Customer audits welcome by appointment<\/p>","protected":false},"featured_media":0,"parent":0,"menu_order":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"faq_category":[84],"class_list":["post-4045","knowledge-base","type-knowledge-base","status-publish","hentry","faq_category-about-hysf"],"acf":[],"_links":{"self":[{"href":"https:\/\/hysfsubsea.com\/th\/wp-json\/wp\/v2\/knowledge-base\/4045","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hysfsubsea.com\/th\/wp-json\/wp\/v2\/knowledge-base"}],"about":[{"href":"https:\/\/hysfsubsea.com\/th\/wp-json\/wp\/v2\/types\/knowledge-base"}],"replies":[{"embeddable":true,"href":"https:\/\/hysfsubsea.com\/th\/wp-json\/wp\/v2\/comments?post=4045"}],"version-history":[{"count":0,"href":"https:\/\/hysfsubsea.com\/th\/wp-json\/wp\/v2\/knowledge-base\/4045\/revisions"}],"wp:attachment":[{"href":"https:\/\/hysfsubsea.com\/th\/wp-json\/wp\/v2\/media?parent=4045"}],"wp:term":[{"taxonomy":"faq_category","embeddable":true,"href":"https:\/\/hysfsubsea.com\/th\/wp-json\/wp\/v2\/faq_category?post=4045"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}