中量B型货架
以蝴蝶孔结构锁紧，依靠货物自重进行锁紧，承载重量比中量A型货架大。装拆方便，主、辅架可无限连接，增加货架牢固，节约投入。层板可以以75mm为单位上下任意调节。层面可铺钢层板，亦可铺木板等其它板类。货架由柱片、横梁、层板、安全销和塑料底脚组成。
Loked by butterfly hole strucyure and cage dead weight;easy assenmbly and disassemblyilimitless connection to main auxiliary rack;enhanced rack robustness;s***ed investment;layer plates arbitrarily adjustable at 75mm steps;steel,wood snd other layer platd can be uesd ;rock c***isting of column disc ,crossbeams,layer plates,safety pins and plastic footing