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９５Ｇ４３９（一）～（三）是按现行有关规范设计的国标图集，是在８７ＳＧ４３９基础上进行补充和修编的。本图集按预应力钢丝类别和薄板厚度分为３册：（１）９５Ｇ４３９（一）为冷拔低碳钢丝，薄板厚５０ｍｍ；（２）９５Ｇ４３９（二）为冷拔低碳钢丝，薄板厚４０ｍ...
95G439(I)-(III) is a national standard atlas designed according to the current relevant regulations, and is supplemented and revised on the basis of 87SG439. The atlas is divided into three categories according to the type of pre-stressed steel wire and the thickness of the sheet: (1) 95G439 (a) is a cold drawn low-carbon steel wire with a sheet thickness of 50 mm; (2) 95G439 (b) is a cold drawn low-carbon steel wire, with a thin thickness 40m...