High Strength ASTM A500 Gr. C A519 4140 Seamless Steel Pipe for Cantilever Structure, Crane Boom and Support Beam

Product Description Seamless steel tubes are widely used in cantilever structures due to their high strength, uniformity, and durability. These tubes are manufactured without welded seams, ensuring superior structural integrity and resistance to stress concentrations-critical for cantilever applications where load-bearing capacity and stability are essential. Chemical composition: Grade Chemical Components(%) C Si Mn P S Cr Ni Cu BJ770 ≤0.12 ≤1.0 ≤1.0 ≤0.040 ≤0.030 16.0~18.0