同步皮带轮规格HTD14M型尺寸表节距=14.0外径公差表标准皮带宽度30.0mm40.0mm55.0mm70mm85mm100MM115mm175mm外径公差L65.075.091.0106.0122.0137.0153.0208.0<25.4+0.05-0W40.050.066.081.097.0112.0128.0183.025.4-50.8+0.08+0X121416181922263050.8-101.6+0.10+0101.6-177.8+0.13+0177.8-304.8+0.15+0)