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Quality Process
HOME > Quality Management > Quality Process
  • Receiving Inspection
  • Dimension Inspection
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  • Beveling Inspection
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  • Welding inspection(Visual)
  • WPS&PQR Qualification
  • Welder Qualification
  • RT
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  • VT
  • PWHT Chart
  • Procedure
  • Surface preparation
  • Weather condition
  • Dry firm thickness
  • Color of Final coat
  • Protection Condition
  • Packing type
  • Rust prevention
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DLHI Co.,Ltd CEO. Jung Hak Lee Address. 152-21, Oegukgieop-ro, Sanam-myeon, Sacheon-si, Gyeongsangnam-do, Korea TEL. 055-786-8000
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