Hydrochloric acid pickling method is rust on galvanized guardrail business uses. Therefore, hydrochloric acid is the raw material is widely used. Mass fraction of the regular control in the range of 5% -15%. The lower the mass fraction of acid spray Shandong galvanized fence, the longer the time for pickling galvanized guardrail needed. Typically the temperature of the pickling solution, the pickling speed of the impact. In addition, when pickling galvanized fence, iron deposition will continue in the tank. When ferric reach 150-200g / L, although the tank contains a certain quality of acid pickling rate but much slower. In the case without the descaling agent, usually disposed of in its entirety. Ye metallwarenfabrik Linqu St. galvanized spray fence, two specifications, the bar: 32 * 32 * 1.2MM, Pole: 16 * 16 * 1.0MM and crossbars: 40 * 40 * 1.2MM Weifang heat dip galvanized fence, pole: 19 * 19 * 1.0MM, general height of 1.6M, more than 1,000 square meters large can be customized according to your requirements for hot dip galvanizing spray above quotation railing, fence galvanized spray! fence wholesale price per square meter, not assembled with accessories package delivery logistics bulk spray fence, to the site can be worn together. Installation is simple, thanks to the galvanized pipe, after special processing treatment spray, can guarantee 10 years without rust! Shandong hot dip galvanized fence, spray fence, metal is provided by St. Ye Ye Linqu St. metallwarenfabrik. Linqu St. Ye metallwarenfabrik (www.shengyehl.com) strong, credible, Shandong Weifang metal building materials industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead the holy Ye into the brilliant metal and you work for a better future!