寻源地 XYD
企标平台标准档案编号:BJT-QIB-QIB-IND-N1302-NJB-1C66
现行有效

QIB/IND N1302/NJB

孔用单倒角弹性挡圈(1.375≤d≤9.5)

Beveled retaining rings for hole(1.375≤d≤9.5)

QIB/IND N1302/NJB 孔用单倒角弹性挡圈(1.375≤d≤9.5) 标准示意图
国标 GB德标 DIN
GB/T 893DIN 471
螺纹尺寸
d
1.3751.51.5621.6251.6531.6881.751.8121.851.8751.93822.0622.1252.1882.252.3122.3752.442.52.5622.6252.6882.752.8122.87533.0623.1253.1563.253.3463.4693.53.5433.6253.753.8753.93844.1254.254.3314.54.6254.7555.255.3755.55.7566.256.56.6256.7577.257.57.7588.258.58.7599.259.5
hmax0.0520.0520.0650.0650.0650.0650.0650.0650.0650.0650.0650.0650.0810.0810.0810.0810.0810.0810.0810.0810.0960.0960.0960.0960.0960.0960.0960.1120.1120.1120.1120.1120.1120.1120.1120.1120.1120.1120.1120.1120.1120.1120.1120.1120.1120.1120.1120.1290.1290.1290.1290.1290.1610.1610.1610.1610.1610.1920.1920.1920.1920.1920.1920.1920.1920.1920.192
hmin0.0480.0480.0590.0590.0590.0590.0590.0590.0590.0590.0590.0590.0750.0750.0750.0750.0750.0750.0750.0750.090.090.090.090.090.090.090.1060.1060.1060.1060.1060.1060.1060.1060.1060.1060.1060.1060.1060.1060.1060.1060.1060.1060.1060.1060.1210.1210.1210.1210.1210.1510.1510.1510.1510.1510.1820.1820.1820.1820.1820.1820.1820.1820.1820.182
d大径 最大值1.5511.6851.7691.8391.871.9091.9772.0472.0892.1072.1762.2452.322.392.4552.532.62.672.7422.8152.8842.953.023.093.1613.2313.3653.4733.5433.5783.6783.7893.9123.9453.9914.0894.2224.3564.4234.4894.6234.7564.8215.0055.1415.2785.555.8355.9756.1316.4016.6856.9757.257.3887.5257.88.0858.368.6358.919.1859.3759.6489.9210.19210.465
d大径 最小值1.5061.641.7091.7791.811.8491.9171.9872.0292.0472.1162.1852.252.322.3852.462.532.62.6722.7452.8142.882.953.023.0913.1613.2953.3633.4333.4683.5683.6793.8023.8353.8813.9594.0924.2264.2934.3594.4934.6264.6914.8755.0115.1485.425.7055.8456.0016.2716.5556.8157.097.2287.3657.647.9058.188.4558.739.0059.1959.4689.7410.01210.285
b1max0.1850.1850.2070.2290.2290.2290.2390.2390.2390.2390.2390.2450.2550.2650.2690.2750.2750.2750.2850.2950.2950.2950.3050.3050.3050.3150.3180.3180.3180.3180.350.350.350.350.350.350.350.3780.3780.3780.3780.3780.4130.4130.4130.4130.4430.4650.4650.4650.4650.4650.4540.4540.4540.5080.540.570.570.560.60.60.6320.6320.6320.6320.632
b2参数值0.0630.0660.0780.0820.0830.0850.0830.0840.0850.0850.0850.0850.0910.0960.0980.0990.1020.1020.1030.1030.1090.1110.1130.1150.1150.120.1220.1260.1290.1290.1350.140.1440.1420.1420.150.1550.160.1610.1660.1710.180.1810.1830.1830.1830.1860.1980.1980.1980.1980.1960.2110.2190.2210.2240.2320.2380.2470.2550.2620.270.2770.2860.2940.2990.304
d1min0.0570.060.0760.0760.0760.0760.0760.0910.0910.0910.0910.0910.0910.0910.0910.0910.0910.0910.1080.1080.1080.1080.1080.1080.1080.1080.1080.1230.1230.1230.1230.1230.1230.1230.1230.1230.1230.1230.1230.1230.1230.1230.1510.1510.1510.1510.1510.1510.1510.1510.1980.2230.2130.2440.220.2240.2580.2390.2820.2410.280.260.2770.2930.2950.2990.354
h1max0.0390.0380.0490.050.0480.0470.0470.0470.0470.0470.0460.0450.06150.06150.06050.06050.05950.05950.05850.05850.07350.0730.0730.0720.0720.0720.070.08450.08450.08450.08450.08450.08450.08450.08450.08450.08450.08450.08450.08450.08450.08450.08450.08450.08450.08450.08450.0980.0980.0980.0980.0980.1240.1240.1240.1230.1230.1530.1530.1530.1490.1490.1450.1450.1450.1450.141
h1min0.0370.0360.0470.0480.0460.0450.0450.0450.0450.0450.0440.0430.05850.05850.05750.05750.05650.05650.05550.05550.07050.0690.0690.0680.0680.0680.0660.07950.07950.07950.07950.07950.07950.07950.07950.07950.07950.07950.07950.07950.07950.07950.07950.07950.07950.07950.07950.0920.0920.0920.0920.0920.1180.1180.1180.1170.1170.1470.1470.1470.1430.1430.1390.1390.1390.1390.135
该标准(QIB/IND N1302/NJB)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:52

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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