规格代码塞规公称直径公差等级用途代号大径D偏差μm通端量面长L1止端量面长L2总长L110174280011H7TZ1.00161.0004±0.612865210174280021.1H7TZ1.10161.1004±0.61286531017···
2025规格代码规格精度mm长度Lmm硬度HRC111515101010.100±0.0015058-62211515101110.110±0.0015058-62311515101210.120±0.0015058-62411515101310.130±0.0015058-6251151510···
2025规格代码环规代号牙数/in螺距P基准距离L1基面大径≥d0基面中径d2d2磨损允许值基面小径d1d1偏差外径D011017350201PZ19.2141.81416.0019.25018.03818.05817.206±0.010402101···
2025规格代码塞规代号牙数/in螺距P螺纹长L2基准距离L1基面大径d基面中径d2d2偏差d2磨损允许值基面小径≤d1总长≤L11017350001PZ19.2141.8142216.0018.87018.038±0.0118.01816.···
2025规格代码环规代号用途代号公差等级大径≥d中径d2小径d1厚度B外径D1#N/ATr8×1.5T8c8.027.10156.18312382#N/ATr8×1.5Z8c8.026.8656.5498383#N/ATr9×2T8c9.027.84156.48416···
2025规格代码塞规代号用途代号公差等级大径dd偏差中径d2d2偏差磨损偏差小径≤d1螺纹长L1总长L10.0Tr8×1.5T8H8.343-0.047.283-0.020.046.2129020.0Tr8×1.5Z8H7.86-0.047.55-0.···
2025