Titanium Tube, Stainless Steel Tube, PPGI manufacturer / supplier in China, offering H-Beams ASTM A572 Grade 50 150*150 Standard Viga H Beam, ASTM A572 Gr50 High Strength Us Channel Seismic Wind Resistant for High Rise Buildings Industrial Supports Yield Strength, Structural Angle Steel for Construction Seismic Reinforcement Preferred and so on.