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时间:2018-02-25
《大六角高强度螺栓连接工艺标准》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、大六角高强度螺栓连接工艺标准1范围本工艺标准适用于钢结构安装工程,大六角高强度螺栓连接的施工技术。22 2 施工准备2.1材料:2.1.1螺栓、螺母、垫圈均应附有质量证明书,并应符合设计要求和国家标准的规定。2.1.2大六角头高强度螺栓的规格、尺寸及重量应符合表5-4的规定。2.1.3大六角高强度螺母的规格、尺寸及重量应符合表5-5的规定。2.1.4高强度垫圈的规格、尺寸及重量应符合表5-6的规定。钢结构用大六角头高强度螺栓的规格、尺寸及重量表5-4 d(mm)公称尺寸121620(22)24(27)30最大12.4316.4320.5222.5224.
2、5227.8430.84最小11.5715.5719.4821.4823.4826.1629.16e(mm)最小22.7829.5637.2939.5545.250.8555.37dw(mm)19.224.931.433.338.042.846.5s(mm)最大21273436414650最小20.1626.163335404549h(mm)最大7.9510.7513.414.915.917.919.75最小7.059.2511.613.114.116.117.65r(mm)最小1.01.01.51.51.52.02.0c(mm)最大0.80.80.80.80.80.80.8最小0
3、.40.40.40.40.40.40.4z(mm)最大2.63.03.83.84.54.55.3L0(mm)25;3030;3535;4040;4545;5050;5555;60L(mm)每1000个螺栓的重量(kg)≈公称最小最大354033.7538.7536.2541.2549.454.2 4543.7546.2557.8113.0 5048.7551.2562.5121.3207.3 5553.556.567.3127.9220.3269.3 6058.561.572.1136.2233.3284.935732 6563.566.576.814
4、4.5243.6300.5375.7503.2 7068.571.581.6152.8256.5313.2394.2527.1658.27573.576.586.3161.2269.5328.9407.1551.0687.58078.581.5 169.5282.5344.5428.6570.2716.88583.2586.75 177.8295.5360.1446.1594.1740.39088.2591.75 186.1308.5375.8464.7617.9769.69593.2596.75 194.4321.4391.4483.2641.8799.010098.25101.
5、75 202.8334.4407.0501.7665.7828.3110108.25111.75 219.4360.4438.3538.8713.5886.9120118.25121.75 236.1386.3469.6575.9761.3945.6130128132 252.7412.3500.8612.9809.11004.2140138142 438.3532.1650.0856.91062.8150148152 464.2563.4687.1904.71121.5160156165 490.2594.6724.2952.41180.1170166174 625.9
6、761.21000.21238.7180176184 657.2798.31048.01297.4190186194 688.4835.41095.81356.0200196204 719.7872.41143.61414.7220216224 782.2946.61239.21531.9240230244 1020.71334.71649.2260256264 1430.31766.5 注:1.括号内的规格,尽可能不采用。2.虚线以上部分的螺纹长度,按l0栏内的前面数值采用(亦允许螺杆上全部制出螺纹);虚线以下部分的螺纹长度,按l
7、0栏内的后面数值采用。3.dw的最大尺寸,等于s的实际尺寸。 钢结构用高强度大六角螺母的规格、尺寸及重量表5-5 d(mm)121620(22)24(27)30s(mm)最大最小2120.162726.1634333635414046455049h(mm)最大最大12.311.8717.116.420.719.423.622.324.222.927.626.330.729.1e(mm)dw(mm)最小22.7819.229.5624.937.2931.439.5533
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