Cement poles Technical requirements: the component bolted installation requirements: screw member should be perpendicular to the plane of prestressed poles 12m suppliers, flat head screw between the public member should not have clearance. After tightening the bolts prestressed 12m pole, single-threaded screw nut exposed length of not less than two-pitch 12m prestressed pole plant, twin screw threaded nut with the nut flush with. When the washer must add 12m prestressed pole spot, each side should be more than two washers. Bolt penetration direction requirements: three-dimensional structure: from the inside out horizontally, vertically from the bottom up. Cement poles technical requirements: single-line cross arm installation. Linear rod should be installed in the power receiving side; branch rod, 90 ° angle lever (upper and lower) and terminal pole should be installed in the cable side. Crossarm installation should ping, misalignment should meet the following requirements: the upper and lower ends of the cross arm around skew and skew should not be greater than 20mm. Double pole cross arm height and pole junction connecting the distance should not exceed 5/1000; about skew the total length should not exceed 1/100 of the cross arm. 12m pole manufacturer of prestressed prestressed 12m pole _ _ Hebei Kyushu Electric Power Tower by Kyushu Electric Power Tower Henan limited liability company. Kyushu Electric Power Co., Ltd., Henan tower company (www.hnganta.com) strong, credible, in other industries in Henan accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead the Kyushu Electric Power tower and you hand into the brilliant, for a better future!