圆钢(Rounds):圆钢是指截面为圆形的实心长条钢材。其规格以直径的毫米数表示，如“ 50”即表示直径为 50毫米的圆钢。横截面直径大于8mm的棒材.
Round steel bar (Rounds): refers to the section of solid rectangular steel round. The specification is expressed by the number of millimeters in diameter, such as "50" means that the diameter of 50 mm. Bar with cross section diameter greater than 8mm.
线材（Wire rods）：直径 5-4mm 的热轧圆钢和10mm 以下的螺纹钢，通称线材。线材大多用卷材机卷成盘卷供应，故又称为盘条或盘圆。成盘状的横截面为圆形的盘条，直径为5.5~30mm。如果仅仅说Wire,指的是钢丝,是由盘条再加工后的钢制品.

Wire (Wire rods): rebar diameter of 5-4mm hot rolled round and below 10mm, commonly known as wire. Most of the use of wire coil machine rolled coil supply, it is also known as wire rod or coil. A cross sectional discoid round wire, diameter 5.5~30mm. If you just say Wire, refers to the steel wire, steel wire rod products are processed by then.
盘螺（coiled reinforced bar）：盘螺钢顾名思义就是像线材一样盘在一起的螺纹钢了，它和普通线材的打捆方式是一样的，不过使用的时候需要调直。一般市面上的就是6.5-8.0-10-12-14的居多，都是建筑用钢材。
Valvata (coiled reinforced bar): as the name suggests is the same as the screwed steel wire wheel steel together, it and the ordinary wire bundling mode is the same, but the use of the required straightening. General market is the majority of 6.5-8.0-10-12-14, are building steel.
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