起重机械 钢丝绳用套环

42规范性引用文件GB/T699-2015优质碳素结GB/T700-2006碳素结构钢GB/T6974.1起重机术语第1部分GB/T9440-2010可锻铸铁件GB/T13384机电产品包装通用技术条件GB/T16825.1金属材料静力单轴试验机的检验与校准第1部分：拉力和(或)压力试验机GB/T17107-1997锻件用结构钢牌号和力GB/T37400.14重型机械通用技术条件第14部分：铸钢件GB/T37400.15重型机械通用技术条件第15部分：锻钢件4型式和基本参数普通套环适用抗拉强度不大于1770MPa的重型套环适用抗拉强度不大于1960MPa4.2结构型式和尺寸56套环规格(钢丝绳公称直径)d/mm尺寸/mm单件质量/kgFCADGminK基本尺寸极限偏差基本尺寸极限偏差基本尺寸极限偏差基本尺寸极限偏差66.7±0.210.50-1.0+1.5027+2.703.34.20-0.10.03288.9±0.314.00-1.420+2.0036+3.604.45.60-0.20.07511.2±0.317.525455.57.00.15013.4±0.421.030546.68.40.25015.6±0.524.535637.79.80.39317.8±0.628.00-2.840+4.0072+7.208.811.20-0.40.60520.1±0.631.545819.912.60.8672022.3±0.735.0509011.014.01.2052224.5±0.838.5559912.115.41.5632426.7±0.942.00-3.460+4.80+8.6013.216.80-0.62.0452629.0±0.945.56514.318.22.6202831.2±1.049.07015.419.63.2903235.6±1.256.08017.622.44.8543640.1±1.363.00-4.490+6.00+11.3019.825.20-0.86.9724044.5±1.570.022.028.09.6244449.0±1.677.024.230.812.8084853.4±1.884.021626.433.616.5955257.9±1.991.00-5.5+7.80234+14.0028.636.40-1.120.9455662.3±2.198.025230.839.226.3106066.8±2.2105.027033.042.031.3967套环规格丝绳公称直径)d/mm尺寸/mm单件质量/kgFCABLRGminDE基本尺寸极限偏差基本尺寸极限偏差基本尺寸极限偏差基本尺寸极限偏差基本尺寸极限偏差88.9±0.314.00-1.420405659+306.05200.0811.2±0.317.525+0.149+0.0655070747.50.1713.4±0.421.0306084899.00.3215.6±0.524.535709810.50.5017.8±0.628.00-2.840+0.18080+6012.00.7820.1±0.631.545+0.0809013.51.142022.3±0.735.05015.010301.412224.5±0.838.55516.51.962426.7±0.942.00-3.460+9018.02.412629.0±0.945.565+0.220+0.10019.53.462831.2±1.049.07020721.04.303235.6±1.256.08022423724.06.463640.1±1.363.00-4.490252267+13027.09.774044.5±1.570.0+0.26020028029630.012.944449.0±1.677.0+0.12022030832633.0154517.024853.4±1.884.024033635636.022.755257.9±1.991.00-5.5260364385+19039.028.415662.3±2.198.0+0.305+0.14528039241542.035.566066.8±2.2105.030042044545.048.354.3标记示例88普通套环钢重型套环 —5.2承载能力5.2.1普通套环的最大承载能力不应低于公称抗拉强度为1770MPa的圆股钢丝绳最小破断拉力的5.3疲劳性能5.4表面质量不平等缺陷。套环的尖端处应自由贴合，并将尖端部位截短至凹槽深的一半。套环表面(除供需双方另5.5无损检测96.1.1目测检查包括但不限于套环的尺寸测其中不合格件数不大于C1件，则该批套环即可验收；若大于或等于C2n1/n2C/C21234567896.2承载能力试验6.3疲劳试验6.4.2采用铸钢制成的重型套环的超6.4.3采用锻钢制成的重型套环的超1√2√3-4√注1：ℼ-ℽ表示需方有要求时；8.18.2套环所用包装形式和材料应考虑套环在运输途中和