지식서비스

다년간의 경험과 전문 기술력을 바탕으로 한 기술 컨설팅 & 특수 테스트 서비스

* 용접 작업을 수행하는 데 필요한 준수 사항 (작업조건, 예열작업, 가접 등)을 개발하여 사용처에 제공해 드립니다.

Work Sequence (순서도)
  • BOM 및 공사
    스펙 검토
  • PQ Plan 및
    PWPS 작성
  • WPQT 수행
  • PQ TEST
  • 시편 가공 및 시험
  • PQR/WPS
    작성 및 승인

SURVEILLANCE TYPE

  • R : Review
  • W: Witness
  • H : Hold
  • 자재 TYPE 별 분류:

    CS, LT, CS, SS, MONEL,
    INCONEL, AL 등
    BOM, ISO AWLO
    BASIC EWLO .. ETC
  • 자재별 용접
    Process 선정

    SMAW, GTAW, GMAW,
    FCAW, SAW
  • 시편 및 용접봉 준비

    AWS D1.1, ASME
    B31.1,ASME B31.3,
    ASME SEC IX
  • PQ TEST 수행 및
    PQR 작성

    CODE & STANDARD
  • WPS + PQR
    작성, 제출

    고객처
  • 외부 시험 의뢰

    정부 공인 인증 기관
  • 시편가공:

    인장, 굽힘, 충격, 비파괴 CODE & STANDARD
개발실적
일자 업체 프로젝트명 개발내용
JAN 2011 GS E&C Saih Nihayda Depletion Compuression Project, Phase-1, U.A.E LTCS, SS, DSS WPS/PQR Development
MAY 2011 GS E&C KNPC North LPG Tank Farm Project, Kuwait TMCP Steel WPS/PQR Development
JUN 2011 HAN-TECK Pancevo Oil Refinery Modernization Project, Serbia 2¼Cr-1Mo Step Cooling Test
JUL 2011 SAMSUNG ENGNEERING Juball Export Refinery Project, PKG #4, Saudi S/S Weld Overlay WPS/PQR Development
JUL 2011 SK E&C Bab Gas Project, U.A.E Automatic Joining WPS/PQR Development for Clad Pipe
OCT 2011 DOOSUNG GUNDRILL - Disbonding Test (ASTM G146)
NOV 2011 HDEC Habshan-5, Utilities & Offsites Project, U.A.E Titanium Alloy Steel WPS/PQR Development
DEC 2011 DAEJU ENT Ambatovy Ammonia Unloading Storage Project, Madagascar WPS/PQR Development
JAN 2012 SEN ENGINEERING GROUP - Flare V Groove, Stud Connector WPS/PQR Development
MAR 2012 GS E&C Black Gold Oil Sands Project, Canada LTCS WPS/PQR Development
APR 2012 HDEC Habshan-5, Utilities & Offsites Project, U.A.E Ni-Alloy WPS/PQR Development
JUN 2012 HDEC Habshan-5, Utilities & Offsites Project, U.A.E Clad Pipe Joining WPS/PQR Development
APR 2012 DKME Yanbu Export Refinery Project, Saudi Disbonding Test (ASTM G146)
MAY 2013 HDEC Samcheok Green Power Plant, Korea Low Alloy Steel WPS/PQR Development
MAY 2013 DKT UHV Plant Project, Thailand Disbonding Test (ASTM G146)
JUL 2013 DKT INPEX Ichthys Gas Field Development, Austraila Titanium Alloy Steel WPS/PQR Development
JUL 2013 POSCO PLANTEC SNG Product Project (Coal Gasfication), Korea SA203-D(3.5% Ni) WPS/PQR Development
SEP 2013 POSCO PLANTEC SNG Product Project (Coal Gasfication), Korea Stellite 6 WPS/PQR Development
SEP 2013 WOOYANG HC Takreer Carbon Black Delayed Coker Project, U.A.E Disbonding Test (ASTM G146)
SEP 2013 DAELIM Pocheon Complex Thermal Power Plant, Korea Nickel Alloy WPS/PQR Development
SEP 2013 HDEC(TSMTECH) SARB Projet, U.A.E Manufacturing of Clad Pipe Mock Up
(24" x SCH60 x 6,000L, 10" x SCH140 x 6,000L)
OCT 2013 STX HEAVY INDUSTRIES ZUBAIR Oil Field Development DS Modification Project, Iraq WPS/PQR Development
OCT 2013 ILSUNG SARNA MMLS Project /GEISMER MMLS Project Disbonding Test (ASTM G146)
DEC 2013 ALPEC Takreer Carbon Black Delayed Coker Project, U.A.E Disbonding Test (ASTM G146)
JAN 2014 KOOKJE PLANT IRPC UHV Project, Thailand FCAW Process for LTCS WPS/PQR Development
FEB 2014 POSCO PLANTEC Kearl Oil Sands Project, Canada G65 Abrasion Test for Chromium Carbide Overlays
FEB 2014 DSME - F690 All Position Flux Cored Wire WPS/PQR Development
MAR 2014 DKT INPEX Ichthys Gas Field Development, Austraila Duplex Steel WPS/PQR Development
APR 2014 SUNGCHANG E&C UGCC Ethylene Plane Project, Uzbek Kubota Alloy WPS/PQR Development
Sep 2014 S&T Yanbu-3 steam surface condenser Project Copper Alloy WPS/PQR Development
May 2015 SUNGCHANGE E&C PAP Project 904L S/S WPS/PQR Development
May 2015 HDEC SARB Project Inconel 625 clad pipe joining, Titanium, Copper-Nickel alloy WPS/PQR Development
Nov 2015 SK E&C Fort Hill Secondary Extraction Project Chromium Carbide Overlays and Tungsten Carbide Overlays WPS/PQR Development (Abrasion Test G65 Procedure A)
TEST 종류 Failure Analysis
    Metallography and Metallurgy
  • · Determination of Inclusion : ASTM E45 , UNI 3234 , etc
  • · Determination of Grain Dimension : ASTM E112
  • · Determination of Ferrite Content : ASTM E562
  • · Determination of Banding Index : ASTM E1268
  • · Determination of Intermetallic Phases / Carbides
  • · Determination of Depth of Corrosion / Nitriding / Carburising / Overlay
  • · Determination of Metallographic Structure
    Mechanical Tests
  • · Tension
  • · Compression
  • · Hardness
  • · Bending
  • · Toughness
  • · Bend and Nick Break
  • · Widening
  • · Flattening
  • · Charpy Impact Tests Down to -269℃
  • · Step Cooling Test
  • · Pull and Tear Tests
  • · Torsion Tests
  • · Tension and Torsion on Springs
  • · Drop Weight Tests (Pellini)
  • · Drop Weight Tear Teats
  • · Stress Rupture and Creep Tests
  • · Fracture Mechanics
  • · K-EE: ASTM E992
  • · K1C : ASTM E399
  • · J-Curve : ASTM E1820
  • · Creep Test
  • · Stress Rupture Test
  • · CTOD : BS 5763, BS 7448 Part 1 , BS 7448 Part 2, BS 7448 Part 3 , API 1104
Chemical Analysis
    Corrosion Tests
  • · HUEY : ASTM A262/C – UNI 6376
  • · STREICHER : ASTM A262/B – ASTM G28’
  • · STRAUSS : ASTM A262/E – DIN 50914 – ISO 3651/2
  • · PITTING : ASTM G48/A – ASTM A923/C
  • · CREVICE : ASTM G48/B
  • · C.S.C.C : ASTM G30- ASTM G36 – ASTM G38
  • · S.S.C.C. : NACE TM0177(Method A, B and C) – ASTM G39
  • · H.I.C : NACE TM0284
  • · S.S.R.T : Spec ME DERMOTT KF-MM-U-W-SP-005
  • · Critical Pitting Potential : ALFA LAVAL METHOD A or B
  • · Critical Pitting Temperature : ASTM G5-Spec Statoil – BRW
  • · Corrosion In Salt Spray Cabinet : ASTM B117
  • · Oxalic Acid Etch : ASTM A262/A – ASTM A923/A
  • · Hydrogen Disbonding : ASTM G146
  • · Long Term Immersion : Spec SHELL ES247
  • · Full Ring Ovalisation : OTI 95 635
  • · CABOT corrosion : Spec BAYERN
    Heat Treatment