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|TUBES & PIPES                       

   01. Mechanical Seamless Tubes ( 기계구조용 )

    - Material : STKM13A, STKM16A, S45C, SCM415, SCM420, SCM435
                      ST52.0, ST52-3, ST52.4, STKM20A
                      Sumistrong55H, 60,65H,80 (High Strength Tubes)
                      STC-590, KCT-590, E355, STE460, ST52.3, ST52, STKM13C
                      (Hydraulic Cylinder)
                      20MnV6( Hollow Bar ), SUJ2
                      WELTEN780C, HT590/780 (기계구조용 고장력 TUBE : BOOM용)
                      MK20, 25, 42 (高Mn강관 : Bushing, Cylinder, 내마모 배관용)

    - Size Range : 20mmOd~711mmOd × 2mmt~100mmt

   
   02. Structual Square & Rectangle Tubes ( 구조용 ) 

     - Material : A500, STKR490(ERW)
                       ST52, St52.3, S355J2H, S355NH (Seamless)
                       
     - Size Range : 40mm×40mm~300mm×500mm( t : max 16mm)

   03. Line Pipes & Boiler Tubes ( 배관, 압력배관용 )

     - Material : ST37.4(Zn + Yellow Chromated), OST-2 (Hydraulic Tubing)
                       API 5L-B, ×52~×70
                       A106, A179, A192, A333, A335
                       STPG370, 480   STS370, 480   STB340, STBA12-26
                       Fuel Injection Tube (Diesel Engine) : ST30Al, ST52.4,
                                                                                STS480, ISO8535-1
                       S-TEN (소각로 설비 및 화력발전소용 내부식 강관)

     - Size Range : 4.5mmOd~406.4mmOd × 0.5mmt~65mmt
 

   04. Stainless & Nickel Alloy, Titanium, Copper Alloy Tubes

     - Material : MONEL400, INCOLOY800, 825, 925  INCONEL 600, 625,                       
                       C-276, Cu-Ni (90/10 & 70/30), AL-Brass
                       B338-Gr2 (Welded Titanium Tubes)
                       SUS304, 316  DUPLEX2205, 2207, 904L
                       A249, A688, SUS409L, ORNAMENTAL TUBE SUS304

     - Size Range : 9.52mmOd~426mmOd × 0.5mmt~65mmt

  * Remarks: Monel, Inconel, Incoloy are trademarks of Special Metals Corporation

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