《高强螺栓性能表》

高强螺栓性能表螺栓螺母性能表1钢结构用高强度螺栓连接副型号、规格、性能等级类型名称性能等级规格连接副组成GB/T1228-91钢结构用高强度大六角头螺栓10.9S8.8SM12-M30一件螺栓；一件螺母；二件垫圈GB/T1229-91钢结构用高强度大六角螺母GB/T1230-91钢结构用高强度垫圈GB/T1231-91钢结构用高强度大六角头螺栓、大六角螺母、垫圈技术条件GB/T3632-1995钢结构用扭剪型高强度螺栓连接副10.9SM16-M24一件螺栓；一件螺母；二件垫圈GB/T3633-1995钢结构用扭剪型高强度螺栓连接副技术条件2材料类型性能等级螺纹规格选用材料螺栓10.9SM12~M2420MntiBM27~M3035VB8.8SM12~M1635#M20~M2420MnTibM27~M3035VB螺母8H　10HM12~M3035#垫圈35~45HRC12~3045#材料的化学成分材料C%Si%Mn%Ti%V%B%P%S%20MnTiB0.17~0.240.17~0.371.30~1.600.04~0.1000.0005~0.0035≤0.035≤0.03535VB0.31~0.370.17~0.370.50~0.9000.05~0.120.001~0.004≤0.04≤0.0435#0.32~0.400.17~0.370.50~0.90000≤0.035≤0.03545#0.42~0.500.17~0.370.50~0.90000≤0.035≤0.0353机械性能3-1螺栓机械性能材料试件机械性能性能等级抗拉力强度σbMPa屈服度σ0.2MPa伸长率δ5%收缩率ψ%min10.9S1040~124094010428.8S830~10306601245硬度性能等级洛氏硬度HRC维氏硬度HV30minmaxminmax109S33393123678.8S2431249296实物拉力载荷螺纹规格dM12M16M20M22M24M27M30应懒力载面积mm284.3157245303353459561拉力载荷KN10.9S877.7~104.5163~195255~304315~376367~438477~569583~6968.8S70.0~86.8130~162203~252251~312293~364381~473466~5783-2螺母机械性能保证载荷螺纹规格DM12M16M20M22M24M27M30保证载荷KN10H87.71632553153674775838H70.0130203251293381466硬度性能等级洛氏硬度维氏硬度minmaxminmax10H98HRB28HRC2222748H85HRB28HRC2062743-2垫圈机械性能垫圈硬度为35~45HRC(HV30329~436)4型式尺寸4-1GB/T1228-91钢结构用高强度大六角头螺栓型式尺寸螺纹规格dM12M16M20M22M24M27M30螺距p1.7522.52.5333.5cmax0.80.80.80.80.80.80.8min0.40.40.40.40.40.40.4damax15.2319.2324.3226.3228.3232.8435.84dsmax12.4316.4320.5222.5224.5227.8430.84min11.7515.5719.4821.4823.4826.1629.16dwmin19.224.931.433.338.042.846.5emin22.7829.5637.2939.5545.2050.8555.37K公称7.51012.514151718.7max7.9510.7513.4014.9015.9017.9019.75min7.059.2511.6013.1014.1016.1017.65rmin1.01.01.51.51.52.02.0smax21273436414650min20.1626.163335404549bL公称<45≥45<55≥55<65≥65<70≥70<75≥75<80≥80<85≥85公称25303035354040454550505555604-2GB/T1229-91钢结构用高强度大六角头螺母型式尺寸螺纹规格DM12M16M20M22M24M27M30螺距P1.7522.52.5333.5cmax0.80.80.80.80.80.80.8min0.40.40.40.40.40.40.4damax1317.321.623.825.929.132.4min12162022242730dwmin19.224.931.433.338.042.846.5emin22.7829.5637.2939.5545.2050.8555.37mmax12.317.120.723.624.227.630.7min11.8716.419.422.322.926.329.1smax21273436414650min20.1626.1633354045494-3GB/T1230-91钢结构用高强度垫圈型式尺寸规格（螺纹大径）12162022242730d1max13.4317.4321.5223.5225.5228.5231.52min13172123252831d2max25334042475256min23.731.438.440.445.450.154.1s公称3.04.04.05.05.05.05.0max3.84.84.85.85.85.85.8min2.53.53.54.54.54.54.5d3max16.0320.0325.1227.1229.1233.6436.64min15.2319.2324.3226.3228.3232.8435.844-4GB/T3632-1995钢结构用扭剪型高强度螺栓型式尺寸螺纹规格dM16M20M22M24螺距p22.52.53damax18.8324.426.428.4dsmax16.4320.5222.5224.52min15.5719.4821.4823.48dwmin27.934.538.541.5dkmax30374144K公称10131415max10.5713.914.915.9min9.2512.113.114.1Kmin12141516K"max17192123rmin1.21.21.21.6dbmax11.314.115.616.9min1113.815.316.6dc≈12.816.117.819.3de≈131718205GB/T1228~1231-91高强度大六角头螺栓连接副的扭矩系数螺纹规格M12M16M20M22M24M27M30P(KN)max59113177216250324397min4993142177206265329◆10.9S高强度大六角头螺栓连接副的扭矩系数平均值0.11~0.150。扭矩系数的标准偏差小于或等于0.010。扭矩系数测定时，预拉力控制范围见上表。◆8.8S高强度大六角头螺栓连接副，客户有要求，也可按保证扭矩系数供货。6GB/T3632~3633-1995扭剪型高强度螺栓连接副的紧固轴力螺纹规格M16M20M22M24每批紧固轴力的平均值（KN）公称109170211245max120186231270min99154191222紧固轴力标准偏差σ（KN）≤9.9015.3919.1122.257标记GB/T122810.9S高强度大六角头螺栓GB/T363210.9S扭剪型高强度螺栓GB/T1229、GB/T363210H高强度螺母GB/T1230、GB/T3632高强度垫圈8高强度螺栓连接副的使用8-1高强度螺栓的长度选用　　Ｌ＝Ｌ+△Ｌ式中：L-高强素螺栓工程长度　　　L-连接板层总厚度　　　△L-附加长度，按右表螺纹规格M12M16M20M22M24M27M30大六角头高强度螺栓25303540455055扭剪型高强度螺栓/25303540//（注：文件素材和资料部分来自网络，供参考。请预览后才下载，期待你的好评与关注。）