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1、ICS77.140.70H44T/CSCSTC02*2018建筑结构用热镀锌方矩管Ga1vanizedrectangu1artubeforbui1dingstee1structureXXXX-XX-XX实施(征求意见稿)XXXX-XX-XX发布中国钢结构协会发布目次前言II1范围12规范性引用文件13订货内容14分类及代号25截面、尺寸、外形、重量及允许偏差26 技术要求47 测试方法58检验规则59包装、标志和质量证明书5本标准按照GBZT1.1-2009标准化工作导则第1部分:标准的结构和编写给出的规则起草。本标准参照GBZT6728-2017结构用冷弯空心型钢、GB/T6725-2017
2、冷弯型钢通用技术要求并根据产品特点及用户要求制定。本标准由中国钢结构协会钢材标准化技术委员会提出并归口。本标准主要起草单位:天津源泰德润钢管制造集团有限公司、冶金工业规划研究院、中国国机重工集团有限公司、五矿钢铁杭州有限公司、.本标准主要起草人:建筑结构用热镀锌方矩管1范围本标准规定了建筑结构用热镀锌方矩管的订货内容、分类及代号、尺寸、外形、重量及允许偏差、技术要求、试验方法、检验规则、包装、标志和质量证明书。本标准适用于建筑结构用热镀锌方形管和矩形管(以下简称方矩管)。但不适用于采用镀锌钢板及钢带冷弯并焊接成型的方矩管。2规范性引用文件下列文件对于本文件的应用是必不可少的。凡是注日期的引用文
3、件,仅注日期的版本适用于本文件。凡是不注日期的引用文件,其最新版本(包括所有的修改单)适用于本文件。GB/T221钢铁产品牌号表示方法GB/T222钢的成品化学成分允许偏差GB/T228.1金属材料拉伸试验第1部分:室温拉伸试验方法GB/T699优质碳素结构钢GB/T700碳素结构钢GB/T714桥梁用结构钢GB/T1591低合金高强度结构钢GB/T1839钢产品镀锌层质量试验方法GB/T210I型钢验收、包装、标志及质量证明书的一般规定GB/T2518连续热镀锌钢板及钢带GB/T2650焊接接头冲击试验方法GB/T2651焊接接头拉伸试验方法GB/T2975钢及钢产品力学性能试验取样位置及试
4、样制备GB/T3091低压流体输送用焊接钢管GB/T3524碳素结构钢和低合金结构钢热轧钢带GB/T4171耐候结构钢GB/T6728结构用冷弯空心型钢GB/T13912金属覆盖层钢铁制件热浸镀锌层技术要求及试验方法GB/T33162冷弯型钢用钢板及钢带3订货内容按本标准订货的合同或订单应包括下列内容:a)标准编号;b)产品名称;c)尺寸与外形;d)原料牌号及对应产品屈服强度等级;e)镀层种类及镀层厚度f)交货重量(或数量)及交货长度;g)其他特殊要求。4分类及代号4.1 按产品截面形状分类和代号按横截面形状分为方形管和矩形管。其代号为:一一方形管,简称为方管,代号:F;一一矩形管,简称为矩管
5、,代号:J。4.2 按屈服强度等级分类按屈服强度等级分类通常分为:QI95、Q215、Q235Q345、Q390、Q420、Q460、Q500、Q550Q620Q690、Q750.4.3 按镀层种类分类及代号按镀层种类分为纯锌镀层和锌铁合金镀层。其代号为:纯锌镀层,代号:Z;一一锌铁合金镀层,代号:ZFo5截面、尺寸、外形、重量及允许偏差5.1 截面、尺寸及允许偏差5.1.1 方形管的截面尺寸、允许偏差、截面面积、理论重量及截面特性应符合表1中的规定。5.1.2 矩形管的截面尺寸、允许偏差、截面面积、理论重量及截面特性应符合表2中的规定。表1方形管的截面尺寸允许偏差、截面面积、理论重量及截面特
6、性边长mm尺寸允许偏差mm壁厚mm理论重量kg/m截面面积cm2惯性矩惯性半径截面模数扭转常数BtMAIx=Iy=ryWX=WyI.cm4Ctcm3200.31.00.6120.7800.4340.750.4340.7050.65200.31.20.7310.9310.4980.730.4980.8230.75200.31.50.9071.1550.5830.710.5830.9850.8820+0.31.71.0221.3020.6310.700.6311.0830.9620+0.32.01.1931.5200.6920.670.6921.2151.0625+0.31.00.7690.980
7、0.8840.950.7071.4141.06250.31.20.9191.1711.0250.940.8201.6611.24250.31.51.1421.4551.2170.910.9732.0081.4725+031.71.2891.6421.3310.901.0652.2251.61250.32.01.5071.9201.4830.881.1872.5261.80250.32.51.8642.3751.6900.841.3522.9662.07300.41.51.3781.7552.1961.121.4643.5682.21300.41.71.5561.9822.4181.101.61
8、23.9702.4330+0.42.01.8212.3202.7221.081.8154.5402.7530+0.42.52.2572.8753.1561.052.1045.4013.2030+0.43.02.6853.4203.5041.012.3366.1503.58300.43.53.1053.9553.7730.982.5156.7863.88400.41.51.8492.3555.4901.532.7458.7464.13400.41.72.0902.6626.0921.513.0469.7824.58400.42.02.4493.1206.9401.493.47011.285.23
9、40+0.42.53.0423.8758.2151.464.10813.616.21400.43.03.6274.6209.3241.424.66215.757.07400.44.04.7736.08011.071.355.53719.448.48500.41.52.3202.95511.071.944.42617.426.65500.41.72.6243.34212.331.924.93319.547.41500.42.03.0773.92014.151.905.65922.638.5150+0.42.53.8274.87516.941.866.77827.5310.22500.43.04.
10、5695.82019.471.837.78732.1311.7650().44.06.0297.68023.741.769.49440.4214.43500.45.07.4589.50027.041.6910.81547.4616.56600.61.52.7913.55519.522.346.50730.489.77600.61.73.1574.02221.822.337.27434.2610.92600.62.03.7054.72025.142.318.38139.7912.5960+0.62.54.6125.87530.342.2710.1148.6615.22600.63.05.5117
11、.02035.132.2411.7157.0917.65600.64.07.2859.28043.552.1714.5272.6421.97600.65.09.02811.50050.492.1016.8386.4225.61600.66.010.73913.68056.072.0218.6998.4128.6270+0.61.53.2624.15531.462.758.9948.8413.49700.61.73.6914.70235.242.7410.0754.9615.11700.62.04.3335.52040.732.7211.6463.9617.48700.62.55.3976.87
12、549.412.6814.1278.4921.22700.63.06.4538.22057.532.6516.4492.4224.74700.64.08.54110.88072.122.5720.61118.531.1170+0.65.010.59813.50084.632.5024.18142.236.65700.66.012.62316.08095.172.4327.19163.541.4180+0.62.04.9616.32061.703.1215.4296.3423.16800.62.56.1827.87575.153.0918.79118.528.2280+0.63.07.3959.42087.843.0521.96139.933.0280+0.64.09.79712.480111.02.9827.76180.441.848()0.65.012.16815.5(X)131.42