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圓鋼(Rounds):圓鋼是指截面為圓形的實心長條鋼材。其規格以直徑的毫米數表示，如“ 50”即表示直徑為 50毫米的圓鋼。橫截面直徑大于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.
線材（Wire rods）：直徑 5-4mm 的熱軋圓鋼和10mm 以下的螺紋鋼，通稱線材。線材大多用卷材機卷成盤卷供應，故又稱為盤條或盤圓。成盤狀的橫截面為圓形的盤條，直徑為5.5~30mm。如果僅僅說Wire,指的是鋼絲,是由盤條再加工后的鋼制品.

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.
盤螺（coiled reinforced bar）：盤螺鋼顧名思義就是像線材一樣盤在一起的螺紋鋼了，它和普通線材的打捆方式是一樣的，不過使用的時候需要調直。一般市面上的就是6.5-8.0-10-12-14的居多，都是建筑用鋼材。
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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