1、型钢拼接和对接标准1 主题内容和适用范围未标准规定了用钢板焊接型钢的几何尺寸、角焊缝高度和型钢对接的结构型式及对接要求本标准适用于用钢板焊接的型钢及对接型钢的制造。2 引用标准JIS G3192 热扎型钢的形状、尺寸、重量及其允许偏差GB/T 706 热扎工字钢尺寸、外形、重量及其允许偏差SG1403 型钢焊接接头的坡口及锁口尺寸SG0801 锅炉栓焊钢结构制造技术条件3 技术要求3.1除设计图样有规定外，型钢拼接时的坡口尺寸应符合SG1403标准的规定。3.2除下列要求外，其它制造要求按SG0801标准。3.3钢板焊接型钢（如图1）3.3. 1焊接型日钢的外形尺寸参照日本标准JISG3192
2、，工字钢的外形尺寸参照国家标准GB/T706。3.3.2H型钢与工字钢拼接时所采用的材质应和原设计材料具有相同的等级。H型钢高度 h腹板高度B翼板宽度 Tw腹板厚度Tf翼板厚度 Wh焊缝高度3.3焊接型H型钢的规格和几何尺寸如表1表1规格（H*B*Tw* Tf）HhBTwTfWh备注H150*150*8*121501261508126H200*100*5.5*8200184100685H94*150*6*91941741506105H200*200*8*122001762008126H200*204*12*1220017620412128H248*121*5*8248232124685H250
3、*125*6*92502301256105H244*175*7*112442201758126H250*200*8*122502262008126H250*250*9*1425022225010148H250*250*14*14250222255141410H294*200*8*122942702008126H294*302*12*1229427030212128H298*110*5.5*8298282449685H300*150*6.5*93002804506105H300*300*10*1530026830010168H300*305*15*15300268305161610H340*25
4、0*9*1434031225010148H341*348*10*1634431234810168H346*174*6*93463261746105H350*175*7*113503261758126H350*350*12*1935031035012208H388*402*15*15388356402161610H394*398*11*1839135839812188H396*199*7*113963721998126H400*200*8*134003722008146H390*300*10*1639035830010168H400*400*13*21400360400142010H100*40
5、8*21*21400360408202012H414*105*18*28414358405182810H428*407*20*35428358407203512表2规格HhBTwTfWh备注120a2001761008126120b20017610210128125a2502221168146125b25022211810146130a30026812610168136a36032813610168136b36032813812188140a40036414212188140b400364144141810145a45041415012188145b450414152141810156a560
6、516166142210156b5605161681622103 型钢的对接3.4.1型钢的对接优先采用有加强板的对接型式，当产品因为结构原因而不允许采用加强板时，允许采用插入的对接型式，如图2b所示。3.4. 2翼缘拼接焊缝（与腹板接合处）应磨平后，再与腹板焊接。3.4.3所有型钢拼接时，被加强板覆盖的对接焊缝应采用保证能全焊透的坡口形式。焊后表面磨平后再焊加强板。3.4.4插入的对接型钢，其对极为焊缝应100%UT及100%MT检查合格，在拼接的十字焊缝处除坡口外，还应开圆弧缺口（R=200mm），并修磨至圆滑。角焊缝高度按表1。3.4.5除设计图样有规定外，拼接加强板的尺寸应按图2及表3
7、-6的规定。3.4.6H型钢作为立柱使用时，可取消腹板加强板件号2，但柱腹板对接焊缝需X射线或超声波检查合格；H型钢作为钢梁使用时，可取消翼板加强件号1，但梁翼板对接焊缝需X射线或超声波检查合格。3.4.7所有的对接焊缝均应进行100%UT检查合格。对接焊缝后需热处理的厚度按SG0801的规定。表3规格件号1件号2H*B/Tw *TfL1b1 1Wh1L2b2 2Wh2H194*150*6*930010010620010065H300*150*6.5*930010010630020065H300*300*10*15400230161030020065H350*175*7*11300120128
8、30025065H340*250*9*1440020014830025065H344*348*10*16600280161040022065H388*402*15*156003001610400250108H390*300*10*16400200161040025065H394*398*11*18600300161040025086H396*199*7*1130012012830030065H400*200*8*1330012014830030065H400*400*13*21600300201240025086H400*408*21*216003002012400250128H414*405
9、*18*288003002512400250108H428*407*20*358003002012400250108H458*417*30*508003002512400250128H498*432*45*7080030040164002502512H450*200*9*14400150161040030065H500*200*10*16400150161040035065H600*200*11*18400150161045045065H588*300*12*20600250201250045086H700*300*13*24600250251450055086H800*300*14*2660
10、0250251460060086H900*300*16*28600250251460075086表4规格件号1件号2L1b1 1Wh1L2b2 2Wh2I101007064I121007064I141008064I1610010066I1810012066I203008012820010065I2530010012830015065I3030010012830020065I36300100161030025065I40500120201230030065I45500120201240035065规格bLWh88055641080706412.68070641480806416100100661
11、81001206620100140662512017066321202308636140290884014033688一、 中国标准热扎H型钢GB/T 11263-1998 宽、中、窄翼缘H型钢截面尺寸、截面面积、理论重量和截面特性类别型号（高度*宽度）截面尺寸mm截面面积cm2理论重量kg/m截面特性参数H*Bt1t2r惯性矩cm4惯性半径cm截面模数cm3Ix IyixiyWxWyHW100*100100*100681021.9217.23831344.182.4776.526.7125*125125*1256.591030.3123.88472945.293.1113647.0150*1
12、50150*1507101340.5531.916605646.393.7322175.1175*175175*1757.5111351.4340.429009847.504.37331112200*200200*2008121664.2850.5477016008.614.99477160#200*20412121672.2856.7503017008.354.85503167250*250250*2509141692.1872.410800365010.86.29867292#250*250141416104.782.211500388010.56.09919304300*300#294*
13、302121220108.385.017000552012.57.141160365300*300101520120.494.520500676013.17.491370450300*305151520135.410621600710012.67.241440466350*350#344*348101620146.0115333001120015.18.781940646350*350121920173.9137403001360015.28.842300776400*400#388*402151524179.2141492001630016.69.522540809#394*39811182
14、4187.6147564001890017.310.02860951400*400132124219.5172669002240017.510.133401120#400*408212124251.5197711002380016.89.73.35601170#414*405182824296.2233930003100017.710.244901530#428*407203524361.42841190003940018.210.455801930#458*417305024529.34151870006050018.810.781802900#498*432457024770.826052
15、980009440019.711.1120004370HM150*100148*100691327.2521.410401516.172.3514030.2200*150194*150691639.7631.227405088.303.572836707250*175244*1757111656.2444.1612098510.44.18502113300*200294*2008122073.0357.311400160012.54.69779160350*250340*25091420101.579.721700365014.66.001280292400*300390*3001016241
16、36.710738900721016.97.262000481450*300440*300111824157.412456100811018.97.182550541500*300482*300111528146.411560800677020.46.802520451488*300111828164.412971400812020.87.032930541600*300582*300121728174.5137103000767024.36.633530511588*300122028192.5151118000902024.86.854020601#594*302142328222.417
17、51370001060024.96.904620701 类别型号（高度*宽度）截面尺寸， mm截面面积cm2理论重量kg/m截面特性参数H*Bt1t2r惯性矩cm4惯性半径cm截面模数cm3Ix IyixiyWxWyHN100*50100*50571012.169.5419214.93.981.1138.55.96125*60125*60681017.0113.341729.34.951.3166.89.75150*75150*75571018.1614.367949.66.121.6590.613.2175*90175*90581023.2118.2122097.67.262.0514021
18、.7200*100198*994.571323.5918.516101148.272.2016323.0200*1005.581327.5721.718801348.252.2118826.8250*125248*124581332.8925.8356025510.42.7828741.1250*125691337.8729.7408029410.42.7932647.0300*150298*1495.581641.5532.6646044312.43.2643359.4300*1506.591647.5337.3735050812.43.2749067.7350*175346*1746916
19、53.1941.81120079214.53.8664991.0350*1757111663.6650.01370098514.73.93782113#400*150#400*1508131671.1255.81880073416.33.2194297.9400*200396*1997111672.1656.720000145016.74.481010145400*2008131684.1266.023700174016.84.541190174#450*150#450*1509142083.4165.52710079318.03.081200106450*200446*1998122084.
20、9566.729000158018.54.311300159450*200450*2009142097.4176.533700187018.64.381500187#500*150#500*15010162098.2377.13850090719.83.041540121500*200496*19991420101.379.541900184020.34.271690185500*200101620114.289.647800214020.54.331910214#506*201111920131.310356500258020.84.432230257600*200596*199101524
21、121.295.169300198023.94.042330199600*200111724135.310678200228024.14.112610228#606*201122024153.312091000272024.44.213000271700*300#692*300132028211.5166172000902028.66.534980602700*300132428235.51852010001080029.36.785760722#800*300*79230142228243.4191254000993032.36.396400662*800300142628267.42102
22、920001170033.06.627290782#900*300*890299152328270.92133450001030035.76.167760688*900300162828309.82434110001260036.46.399140843*912302183428364.02864980001570037.06.56109001040注：1“#”表示的规格为非常用规格。2“*”表示的规格，目前国内尚未生产。3型号属同一范围的产品，其内侧尺寸高度是一致的。4截面面积计算公式为“t1（H-2t2）+2Bt2+0.85r2.” 宽、中、窄翼缘H型钢尺寸、外型允许偏差项目允许偏差高度H
23、（型号）高度4002.04006003.06004.0宽度B（型号）宽度1002.01007m长度每增加1m或不足1m时，在上述正偏差基础上加5mm翼缘斜度T（型号）高度300T1.0%B.但允许偏差的最小值为1.5mm（型号）高度300T1.2%B.但允许偏差的最小值为1.5mm弯曲度（型号）高度300长度的0.15%（型号）高度300长度的0.10%中心偏差S（型号）高度300且（型号）宽度2002.5（型号）高度300或（型号）宽度2003.5腹板弯曲度W（型号）高度4002.04006002.56003.0端面斜度ee1.6%（H或B）但允许偏差的最小值为3.0mm冷弯内卷边槽钢（GB
24、6723-86）名称理论重量kg/m截面面积cm2重心cm惯性矩cm4回转半径cm截面模数cm3H*B*C*t X0IxIy rxryWxWy80*40*15*2.02.9833.801 1.45438.868 7.8983.1371.4989.7175.43280*40*15*2.53.7294.7501.44941.3979.3263.1171.47910.3496.43280*50*25*2.54.5145.7502.16150.95020.1783.1121.95812.7379.33580*50*25*3.05.4176.5572.15858.92723.1753.0841.9341
25、4.73110.736100*50*20*2.54.7106.0011.85384.93219.889 3.9251.89916.98610.730100*50*20*3.05.6527.2011.84898.56022.8023.8951.87319.71212.333100*60*20*2.04.0825.2012.28879.96625.6384.0342.28315.99311.205100*60*20*2.55.1036.5012.28296.81830.7904.0132.26319.36313.489100*60*20*3.06.1237.8002.276 112.67835.4
26、803.9852.23622.53515.582120*50*20*2.04.0825.2011.713107.83017.7384.8621.89917.97210.355120*50*20*2.55.1036.5011.709130.70621.2614.6631.88021.78412.435120*50*20*3.06.1237.8001.705152.10924.3914.6301.85425.35014.305120*60*20*2.04.3965.6002.121121.68127.3384.7872.26920.28012.899120*60*20*2.55.4957.0012
27、.116147.96732.9414.7672.24924.66115.561120*60*20*3.06.5948.4012.111172.64737.9874.7362.22128.77417.994140*50*20*2.55.4957.0011.588188.50222.4235.3801.85526.92814.120140*50*20*3.06.5948.4011.583219.84825.7335.3451.82831.40816.247140*60*20*2.55.8887.5011.974212.13734.7865.5002.22730.30517.615140*60*20
28、*3.07.0659.0021.969248.00640.1325.4672.19935.42920.379150*50*25*2.55.8887.5011.868234.84426.3965.7721.93531.31314.131150*50*25*3.07.0659.0021.812275.80130.5695.7521.91536.77316.871150*60*25*2.56.2808.0022.169248.42142.3375.5722.30133.12314.519150*60*25*3.07.5369.6022.143313.51450.4015.7142.29141.802
29、23.519150*70*25*2.56.6738.5012.471289.14958.2775.9942.69138.55323.584160*50*20*2.55.8887.5011.465278.28622.1736.0911.71934.78615.135160*50*20*3.07.0659.0021.461311.79728.6135.8851.78238.97519.536160*60*20*2.56.2808.0021.851301.92132.5366.2142.19137.74020.279160*60*20*3.07.5369.6021.846339.95541.9896
30、.1822.17242.49422.789160*70*20*2.56.6738.5012.247332.28154.4746.3202.55941.53524.243160*70*20*3.08.00710.2012.229376.93361.2666.3202.35941.53527.475180*50*20*2.56.2808.0021.401379.06225.2656.8831.77642.11818.335180*50*20*3.07.5369.6021.373402.69730.7246.4761.78944.74422.377180*60*20*2.56.6738.5011.7
31、57405.00336.8196.9852.17945.21223.569180*60*20*3.08.00710.2011.739449.69543.6116.8812.14349.96625.073180*70*20*2.57.0659.0022.124452.04156.9217.2052.60450.43428.744180*70*20*3.08.47810.8022.106496.69363.7127.0142.51255.18830.248200*50*20*2.56.6738.5011.255503.41332.6787.6951.96149.34123.250200*50*20
32、*3.08.00710.2011.237548.06540.2947.4791.81253.82124.618200*60*20*2.57.0659.0021.662533.73338.3597.7952.13453.08825.879200*60*20*3.08.47810.8021.644578.42545.0417.5692.11261.87918.734200*70*20*2.57.4589.5012.014618.99159.0917.9022.59358.91035.495200*70*20*3.08.94911.4011.996663.64365.8837.7152.48166.66432.999250*40*15*2.57.0659.0020.808728.84312.0178.8921.35157.12517.230250*40*15*3.08.47810.8020.790773.49514.8098.7531.21161.87918.734
