青钢产品介绍 2.docVIP

钢筋混凝土用热轧带肋钢筋：Hot Rolled Reinforced Bar with Rib for Reinforced Concrete 牌号Grade 钢种Steel Grade 规格 mm Diameter 执行标准Standard 用途Application 交货状态Status on Delivery 备注Remarks HRB335 20MnSi ∮6、∮8 ∮10 GB1499.2-2007 适用于钢筋混凝土结构 For reinforced concrete structure 热轧盘卷交货 Hot rolled coil 高速线材厂轧机生产 Produced by the High Speed Rolling Mill ∮10、∮12 ∮14、∮16 ∮18、∮20 ∮22、∮25、∮28、∮32 热轧定尺交货，定尺长9m,12m Hot rolled bar, Length 9m,12m 小型轧机生产 Produced by the Bar Rolling Mill HRB400 20MnSi 20MnSiNb 20MnSiV ∮6、∮8 ∮10、∮12 热轧盘卷交货 Hot rolled coil 高速线材厂轧机生产 Produced by the High Speed Rolling Mill ∮12、∮14 ∮16、∮18 ∮20、∮22 ∮25、∮28、∮32 热轧定尺交货，定尺长9m,12m Hot rolled bar, Length 9m,12m 小型轧机生产 Produced by the Bar Rolling Mill 钢筋牌号Reinforced Bar Grade 化学成分， Chemical Contents % C Si Mn P S Ceq HRB335 ≤0.25 ≤0.80 ≤1.60 ≤0.045 ≤0.045 ≤0.52 HRB400 ≤0.25 ≤0.80 ≤1.60 ≤0.045 ≤0.045 ≤0.54 力学性能Mechanical Performance 钢筋牌号Reinforced Bar Grade 公称直径mm Nominal Diameter mm 屈服点Yielding Point（σs）MPa 抗拉强度Tensile Strength（σb）MPa 伸长率Percent Elongation （δ5） % 冷弯180° d 弯心直径 a 钢筋公称直径 Cold Bending 180° d Bending Diameter a Nominal Diameter of the Reinforced Bar 不小于No Less Than HRB335 6 ~ 40 335 490 16 d 3a HRB400 6 ~ 40 400 570 14 d 4a “青钢牌”钢筋混凝土用热轧带肋钢筋，执行国家强制性标准GB1499，并有严格的企业内控标准。有国家颁发的生产许可证。产品牌号有HRB335、HRB400（HRB335俗称“Ⅱ级”螺纹钢，HRB400俗称“Ⅲ级”螺纹钢），规格φ6mm～φ32mm，其中：φ6mm～φ10mm的Ⅲ级钢筋，盘重1～2吨；φ12mm～φ32mm的钢筋，定尺长度6mm～12mm。年生产能力50余万吨。产品销往全国市场，并出口国外。2002年度荣获国家免检产品；2003年度获冶金产品实物质量“金杯奖”；2004年度，由人民日报社市场信息中心授予“中国钢铁市场产品质量用户满意第一品牌”称号。With the production license issued by China, the hot rolled Reinforced Bar for reinforced concrete of QIS Brand is produced under the standard of National Compulsory Standard GB1499 and the strict internal standard of QIS. The diameters of the grade HRB335,HRB400 HRB335 is usually called Grade II rebar, HRB400 is called Grade III rebar are φ6mm～φ32mm, among which, the coil weight for Grade III Reinforced Bar of φ6mm～φ10mm is 1～2tons, and the cutting length for the reinforced bar of φ12mm～φ32mm is 6mm～12mm. With th