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300×300 Galvanized Square Steel Tubing

Section shape: Rectangular & Square
Rectangular: 200×300, 300×150
Square: 250×250
Thickness: 1.5mm-5.0mm
Standard
BS1387,GB3091,DIN 17175A53, DIN 17175A106, B36.10, BS EN1029, API 5L,API 5CT GB/T9711 etc
Material
J55,K55,M65,L80,9Cr,13Cr,C95,BG80T,BG80SS,C90,T95,Q195, Q235, Q345;
DIN ST33A53 GrA,GrB; STKM11,ST37,ST52, 16Mn,etc.

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