寻源地 XYD
美国标平台标准档案编号:BJT-ASME_ANSI--ANSI-B18.27.3-A-C798
已被 ASME/ANSI B18.27.3-A-2017 替代

ASME/ANSI B18.27.3-A-2005

米制鞍型轴用弹性挡圈 表A

Metric curved retaining rings for shaft-Table A

本标准已废止,现行替代版本为:ASME/ANSI B18.27.3-A-2017
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ASME/ANSI B18.27.3-A-2005 米制鞍型轴用弹性挡圈 表A 标准示意图
国标 GB德标 DIN美标 ASME/ANSI
GB/T 893DIN 471ASME/ANSI B18.27.3-A-2005
螺纹尺寸
d
Φ4.8Φ5Φ5.6Φ6Φ6.4Φ7Φ7.1Φ7.9Φ8.7Φ9Φ9.5Φ10Φ10.3Φ11.1Φ11.9Φ12.7Φ14Φ14.3Φ15.1Φ15.9Φ17Φ17.1Ф17.5Φ19Φ19.8Φ20.6Φ22.2Φ23.8Φ25Φ25.4Φ26Φ27Φ28.6Φ30.2Φ31.7Φ33.3Φ34.9Ф36.5Φ38.1Φ41.3Φ44.4
bmax0.690.710.760.810.970.971.051.11.151.251.351.41.451.481.61.751.451.932.032.132.182.182.262.472.522.572.772.923.033.083.133.253.43.53.713.864.014.214.424.724.93
bmin0.590.610.660.710.810.810.890.940.991.091.191.241.291.321.441.551.251.731.831.931.981.9822.212.262.312.512.662.772.822.872.953.13.23.413.563.713.914.124.424.63
hmax0.430.430.430.430.690.690.690.690.690.690.690.690.690.690.690.940.940.940.940.940.940.941.121.121.121.121.121.121.121.121.121.321.321.321.321.321.321.321.321.651.65
hmin0.330.330.330.330.590.590.590.590.590.590.590.590.590.590.590.840.840.840.840.840.840.841.021.021.021.021.021.021.021.021.021.221.221.221.221.221.221.221.221.491.49
hmax1.061.061.061.061.341.341.341.341.341.341.341.341.341.341.341.781.781.781.781.781.781.782.052.052.052.052.052.052.052.052.052.462.462.462.462.462.462.462.463.33.3
hmin0.760.760.760.761.041.041.041.041.041.041.041.041.041.041.041.421.421.421.421.421.421.421.651.651.651.651.651.651.651.651.651.861.861.861.861.861.861.861.862.542.54
d大径 最大值4.322.65.035.515.776.46.557.197.98.188.649.049.3510.0810.9211.7613.0613.3614.114.8415.915.916.2617.7318.4719.2120.722.1523.2423.6324.1625.1926.6928.1429.6131.0932.5634.1135.4838.5141.43
d大径 最小值4.172.454.885.365.626.226.377.017.7288.468.869.179.910.7411.5812.6812.9813.7214.4615.5215.5215.8817.3518.0918.8320.3221.7722.8623.2523.7824.5626.0627.5128.9830.4631.9333.4834.8537.6740.59
b1max1.321.471.471.472.112.132.112.292.292.92.312.292.292.312.312.822.822.822.842.872.872.873.563.563.563.563.584.324.344.344.374.74.724.724.754.754.784.785.546.076.12
b2max0.460.460.480.530.720.690.720.740.740.820.840.870.920.920.971.121.011.141.191.241.191.191.351.431.451.51.581.731.751.781.811.91.951.982.082.082.232.332.462.612.72
b2min0.360.360.380.430.560.530.560.580.580.660.680.710.760.760.810.920.810.940.991.040.990.991.091.171.191.241.321.471.491.521.551.61.651.681.781.781.932.032.162.312.42
d1max0.890.910.910.911.291.291.291.291.291.291.291.291.291.291.291.441.441.441.441.441.441.441.571.571.571.571.572.362.362.362.362.362.362.362.362.362.362.363.433.563.56
d1min0.590.610.610.610.990.990.990.990.990.990.990.990.990.990.991.141.141.141.141.141.141.141.271.271.271.271.271.931.931.931.931.931.931.931.931.931.931.9333.133.13
该标准(ASME/ANSI B18.27.3-A-2005)暂无直接嵌套的原生规范矩阵表。以下为本标准已归档的核心技术要求:
产品等级高精冲压定型级
推荐性能等级65Mn; 60Si2MnA (淬硬硬度 44~51HRC); 不锈钢
表面处理规范表面磷化涂防锈油;氧化发黑浸油;达克罗涂层
主要适配材质碳钢 / 不锈钢 / 合金钢

工程应用场景与制造工艺画像

应用热度指数:67

行业工况与连接用途

所属工业领域:机械锁紧
核心连接场景:轴承轴向固定、轴端零件限位、孔内零件定位
主要功能用途:卡入轴/孔的沟槽中,限制零件轴向位移,防止轴承或套筒窜动
典型应用节点:

传动轴齿轮与轴承轴向卡槽限位、液压缸活塞限位锁死、销轴两端防轴向脱出

生产制造工艺与质量控制

产品等级(精度):高精冲压定型级
常用材料与性能等级:65Mn; 60Si2MnA (淬硬硬度 44~51HRC); 不锈钢
对应国际/德标:GB/T 893 (孔用); GB/T 894 (轴用); DIN 471; DIN 472; DIN 6799
推荐表面防腐:表面磷化涂防锈油;氧化发黑浸油;达克罗涂层
全流程工序步骤:

优质高碳弹簧钢带开卷 → 多工位精密级进模高速冲裁下料 → 超声波清洗除油 → 保护气氛网带炉淬火定型与回火 → 表面防锈磷化发黑 → 浸润脱水防锈油 → 弹性闭合疲劳抽检 → 成串穿线或纸盒包装

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工程数据声明:上述参数摘录自紧固件相关行业标准文献,用于前期设计选型与通用公差参考。精密装配、特种防腐或大宗采办时,请以官方正版最新标准文件为准。

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