1. If the buyer has special requirements for the packaging material and packaging method of the spiral steel pipe, it should be specified in the contract; if not specified, the packaging material and packaging method can be selected by the supplier.2. Packaging materials should comply with relevant

1. Optimization of sulfate zinc platingThe advantages of sulfate galvanizing are that the current efficiency is as high as 100% and the deposition rate is fast, which is unmatched by other galvanizing processes. Because the crystallization of the coating layer is not detailed enough, and the dispers

The production process of galvanized straight seam welded pipe is relatively simple. The main production processes include high-frequency welded straight seam steel pipe and submerged arc welded straight seam steel pipe. Straight seam pipe has high production efficiency, low cost, and rapid developm

Project Location: Brazil.Product: STAINLESS SEAMLESS STEEL PIPE.Specifications: 235mm*34.78mm*1000mm.Application: Industry construction.Arrival time: 06.10.2022.The pipes have arrived in Brazil and were put into project use.Many cooperations have given the customer full confidence in THREEWAY STEEL.