Japanese standard channel models

At present, the main out SS400日标槽钢执行标准是按照 GB standards of a single material is Q235B, the main specifications Figure 75 * 40--150 * 75,200 * 80 package is bare package in accordance with appearances bale packaging per pack doublet Sheng main supply channel than the Japanese standard specifications can be processed in small angle galvanized steel T-beam angle than the Japanese standard specifications can supply boron steel two-Shing steel refund please contact us