标准螺栓、螺母、垫圈螺栓型号厚螺母厚度m平垫厚度h弹垫厚度s薄螺母厚度m全长LL（双螺母）M1.60.311.3M20.30.51.22M2.50.50.651.62.75M30.50.81.83.1M3.50.522.5M40.81.12.24.1M55.611.32.77.910.6M66.41.61.63.29.612.8M87.91.62.1411.615.6M109.522.6514.119.1M1212.22.53.1617.823.8M1413.92.53.672027M1615.934.182331M1816.934.5924.433.4M201935102737M2220.235.51128.739.7M2422.3461232.344.3M2724.746.813.535.549M3026.447.51537.952.9M3329.558.516.54359.5M3631.9591845.963.9M3934.361019.550.369.8
