寻源地 XYD
法标平台标准档案编号:BJT-NF-E22-165-2CE8
现行有效

NF E22-165-1992

普通型孔用卡簧(图2,d≥25mm)

Circlips retaining rings for bores,Normal type-Figure 2,d≥25mm

NF E22-165-1992 普通型孔用卡簧(图2,d≥25mm) 标准示意图
国标 GB国际 ISO德标 DIN美标 ASME/ANSI法标 NF
GB/T 818ISO 7045DIN 7985ASME B18.6.3NF E22-165-1992
螺纹尺寸
d
Φ25Φ26Φ28Φ30Φ31Φ32Φ34Φ35Φ36Φ37Φ38Φ40Φ42Φ45Φ47Φ48Φ50Φ52Φ55Φ56Φ58Φ60Φ62Φ63Φ65Φ68Φ70Φ72Φ75Φ78Φ80Φ82Φ85Φ88Φ90Φ92Φ95Φ98Φ100Φ102Φ105Φ108Φ110Φ112Φ115Φ120Φ125Φ130Φ135Φ140Φ145Φ150Φ155Φ160Φ165Φ170Φ175Φ180Φ185Φ190Φ195Φ200Φ210Φ220Φ230Φ240Φ250Φ260Φ270Φ280Φ290Φ300
hmax1.21.21.21.21.21.21.51.51.51.51.51.751.751.751.751.75222222222.52.52.52.52.52.52.52.53333333444444444444444444444445555555555
hmin1.141.141.141.141.141.141.441.441.441.441.441.691.691.691.691.691.931.931.931.931.931.931.931.932.432.432.432.432.432.432.432.432.922.922.922.922.922.922.923.93.93.93.93.93.93.93.93.93.93.93.93.93.93.93.93.93.93.93.93.93.93.94.884.884.884.884.884.884.884.884.884.88
d大径 最大值27.3228.3230.632.633.934.93738.339.340.341.344.446.449.451.652.655.357.360.361.363.365.367.368.370.373.675.677.680.683.886.888.891.894.896.898.8101.8104.8106.8109.3113.3116.3118.3120.3123.5128.5133.5138.5143.5148.5153.5159.5165.5170.5176181186.2191.2196.2201.2206.2211.2223.7233.7243.7254264277287297307317
d大径 最小值26.6927.6929.8531.8533.1534.1536.2537.5538.5539.5540.5543.1145.1148.1150.0451.0453.7455.7458.7459.7461.7463.7465.7466.7468.7472.0474.0476.0479.0481.9684.9686.9689.9692.9694.9696.9699.96102.96104.96107.46111.46114.46116.46118.46121.37126.37131.37136.37141.37146.37151.37157.37163.37168.37173.87178.87183.78188.78193.78198.78203.78208.78221.28231.28241.28251.19261.19274.19284.19294.19304.19314.19
b1max4.54.74.84.85.25.45.45.45.45.55.55.85.96.26.46.46.56.76.86.86.97.37.37.37.67.87.87.87.88.58.58.58.68.68.68.78.899.29.59.59.510.410.510.511111111.211.211.41212131313.513.514.214.214.214.214.214.214.214.214.214.216.216.216.216.216.2
d1min22222.52.52.52.52.52.52.52.52.52.52.52.52.52.52.52.52.52.52.52.5333333333.53.53.53.53.53.53.53.53.53.53.53.53.53.544444444444444444444455555
该标准(NF E22-165-1992)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A级 (6g 精密级)
推荐性能等级4.8; 8.8; A2-70; 黄铜
表面处理规范镀蓝白锌;镀彩锌;镀镍;仿金镀铬;本色钝化
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:58

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:

家用电器内部构件连接、配电箱元器件螺栓固定、仪表仪器小五金紧固

生产制造工艺与质量控制

产品等级(精度):A级 (6g 精密级)
常用材料与性能等级:4.8; 8.8; A2-70; 黄铜
对应国际/德标:DIN 7985; ISO 7045; ASME B18.6.3; GB/T 818
推荐表面防腐:镀蓝白锌;镀彩锌;镀镍;仿金镀铬;本色钝化
全流程工序步骤:

碳钢/不锈钢线材 → 冷拔精密抽线 → 高速冷镦打头冲槽 → 高速搓丝成型螺纹 → 清洗脱脂 → 调质热处理(8.8级) → 表面滚镀钝化封孔 → 烘干 → 筛选装箱

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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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