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滚珠钢球63.5mm/1040G 82.15mm/2260G 50.8mm/535G 38.1mm/226G
冲击测试大钢球实心轴承
轴承Gcr15精密钢珠60mm 63.5mm 65mm 70mm 75mm 钢球80mm 82.15mm
2260克2.26公斤配重试验健身钢球
冲击测试大钢球2260g实心轴承钢珠82.15mm检测钢化玻璃跌落体实验
实心钢球70mm 73mm 75mm 76.2mm 轴承钢珠80mm 82.15mm 85mm 88mm
轴承钢Gcr15钢球80mm 82.15mm 85mm 精密钢珠90mm 95mm 滚珠100mm
【美标AS568】进口FKM耐油O型圈 密封件 236 NBR82.15*3.53
实心钢球70mm75mm 76.2mm 轴承钢珠80mm 82.15m 85mm健身钢球钢珠