牌号介绍 Grade 化学成分 Chemical composition 物理力学性能 Physical & Mechanical properties 用途推荐 Recommended application WC C0 密度 Density g/cm3 硬度 Hardness HRA≥ 抗弯强度 TRS ≥MPa YGH30 85% 15% 13.8-14.2 83.5 2520 冷轧螺纹钢 Cold rolling screwthread steel YG15 85% 15% 13.9-14.2 86.5 2220 规格 Specification 外径 External diameter (D±0.02) 内径 Inner diameter （d） 高度 Height （H±0.02） GS123082015 123 82 15 GS125082015 125 82 15 GS128082015 128 82 15 GS130082015 130 82 15 GS130082016 130 82 16 GS138080018 138 80 18 GS138090018 138 90 18 GS145095015 145 95 15 GS145095020 145 95 20 GS147095015 147 95 15 GS150095015 150 95 15 GS150095020 150 95 20 GS150096015 150 96 15 GS150096020 150 96 20 GS180125015 180 125 15 GS180125020 180 125 20 GS205150015 205 150 15 GS205150020 205 150 20 GS220140025 220 140 25     注：1、该表格为推荐使用规格，我公司也可根据用户提供的图样生产其它规格。 Note: 1、The specifications in the table are recommended for use ,we can also product rolls according to the drawings provided by customers. 　　2、钢筋尺寸根据GB13788-2000标准进行设计和生产，也可根据用户要求进行孔型设计，打印特殊标记等。 　 　　2、The grooves of the roll rings call be designed and manufactured al per GB13788-2000 and they can also be desinged based on customers' requirements and marked in a special way. 　　3、我公司可生产相配套的工具钢总成，协助用户改造轧机及轧制工艺。 　　3、We can supply tool stel suited system to customer for assisting them with reforming their their mills and rolling process.