Spiral piles we generally use pipe diameters of 76/89/114mm, wall thicknesses of 1.8/3.5/3.75mm, etc., and lengths of 800/1000/1250/1500/2000mm are all acceptable. We can weld the blades in proportion to different total lengths, and weld the total blade length and blade pitch according to the proportions or customer requirements. The number of turns of the blade can be according to customer requirements.
