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gbt57802000m16×60的尺寸
矩形冷弯空心型钢规格尺寸(GBT6728-2002)
GB/T 6728-2002 H B 30 20 1.5 3 30 20 1.75 3.5 30 20 2 4 30 20 2.5 5 40 20 1.5 3 40 20 1.75 3.5 40 20 2 4 40 20 2.5 5 40 20 3 6 40 25 1.5 3 40 25 1.75 3.5 40 25 2 4 40 25 2.5 5 40 25 3 6 40 30 1.5 3 40 30 1.75 3.5 40 30 2 4 40 30 2.5 5 40 30 3 6 50 25 1.5 3 50 25 1.75 3.5 50 25 2 4 50 25 2.5 5 50 25 3 6 50 30 1.5 3 50 30 1.75 3.5 50 30 2 4 50 30 2.5 5 50 30 3 6 50 30 4 8 50 40 1.5 3 50 40 1.75 3.5
RVVP线径尺寸表(20200928172616)
,. RVVP 300/300V 铜芯聚氯乙烯绝缘、屏蔽、聚氯乙烯护套软电缆 RVVP 300/300V copper-conductor PVC insulating,screening and sheathed flexible cable 芯数×截面 Core Num. × Nom.Area mm 2 导体结构根 / 直径 Conductor Structure Bar/Diamet er mm 绝缘 Insulating mm 屏蔽编织用 铜丝直径 Screen Woven-Us ed Copper Wire's Diameter mm 外护套 External Sheath mm 参考外径 Referenti al External Diameter mm 最薄厚度 Thinnest Thicknes s 标称厚度 Nominal Thicknes
