... 800*560*22mm 4.Advantages:high strength,tension,stability SS 400 Joint /End plate of concrete spun pile ... :1.Material:Carbon steel Q235 or SS 4002.Usage: concrete,phc,pc pile 3.Size ... concrete pile,joint plates for spun pile,joint cap for PHC spun pile Material DescriptionCarbon steel Q235 ... or JIS SS 400OD300,400,500,550,600,700,800,1000 ...