同步皮带轮规格HTD14M理论尺寸表同步皮带轮各种规格主要部位理论尺寸表（挡边尺寸仅供参考）HTD-14M型（节距=14.00mm）规格齿数节径d外径do档边直径df档边内径db档边厚度h28-14M28124.78121.981341083.529-14M29129.23126.431391101.530-14M30133.69130.891391101.532-14M32142.60139.801521251.534-14M34151.52148.721641341.536-14M36160.43157.631691351.538-14M38169.34166.541751431.540-14M40178.25175.451871613.542-14M42187.17184.371961703.544-14M44196.08193.282051793.546-14M46204.99202.1948-14M48213.90211.1050-14M50222.82220.0256-14M56249.55246.7564-14M64285.21282.4172-14M72320.86318.0680-14M80356.51353.7190-14M90401.07398.27)