[china aluminum industry network] steel window or aluminum alloy window in order to prevent side impact lightning installation ground can apply 2-1224 "ground jumper installation" rating sub-head, windows and pressure equalizing ring can be used to connect "ground cross-connection installation" In the "1" and "ground jumper installation" rating, the rating material for each "1" installation has contained 0.459 kg of galvanized flat steel, so the vertical part of the steel window, aluminum alloy window and pressure equalizing ring connection. Generally, it cannot be counted separately. If it exceeds the quota content, this part can be included in the "installation of lightning protection network" quota.
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