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                4.8级8.8级碳钢紧固件
                GB899双头螺柱bm=1.5D
                发布时间:2019-02-25 16:47 来源:未知

                :GB899双头螺柱bm=1.5D.pdf

                品名 双头螺柱GB899
                标准 GB899-88  bm=1.5d
                材质 4.8级、8.8级10.9级、12.9级
                品牌 FIRST
                GB899双头螺柱bm=1.5D