Flange for Pipe Piles

Specifications: external diameter: 300mm, 400mm, 500mm, 600mm, 700mm, 800mm, 900mm, 1000mm(according to the industrial standards);customized specifications: 250mm, 300mm, 350mm, 400mm, 450mm, 500mm, 600mm, 700mm, 800mm, 900mm, 1000mm(according to the customers'drawings).