螺丝种类附件一Word文档格式.docx

1、2.特殊极微小螺丝 （ d 1.4 ） .*头型*螺丝公差1. 精密小螺丝 （ 1.4 2.6 ）公称直径螺 距外 径有效径最 小最 大M1.40.31.3201.4001.1351.205M1.60.351.4961.6001.2911.373M1.71.6101.7001.3931.473M2.00.41.8902.0001.6601.740M2.32.1902.3001.9602.040M2.50.452.3802.5002.1182.208M2.62.4802.6002.2182.3082. 特殊极微小螺丝 （ d 1.4 ）长 度标准尺寸公 差范围公差0.60.150.6000.05

2、 0.8600.150.70.1750.700.870.80.20.800.880.90.2250.900.891.00.251.000.8101.21.2000.061.51.000.2精密自攻牙小螺丝1. S Type螺距先端部推拨长度CDd1E最小最大1.41.371.431.310.811.011.101.61.571.631.501.560.931.150.751.251.71.671.731.601.661.052.01.962.041.881.281.482.52.472.552.382.461.831.752.252.B Type公称直径 0.720.920.50.8461.0

3、460.9461.1460.6351.161.362.542.372.451.553.P Type（1.40）（1.46）（1.34）（1.70）（1.77）（1.63）2.022.121.942.532.632.444. Power-Lock1.521.461.721.651.822.151.972.075. PS Type （ Different From P Type ）B 型螺丝特点：标准三角牙螺丝，是最符合常规铁板或塑料锁附的螺丝。 *图形*螺纹公差牙数外径长度C mmD mmC mm2401.262.3322.342.262.181.761.52.6282.642.561.741.

4、83243.052.952.852.052.72.13.5203.553.453.463.342.653.24184.053.953.913.813.002.803.62.85165.064.944.904.783.743.444.03.16146.085.925.885.724.524.124.68128.107.907.857.656.005.505.34.2*配合孔径（材质钢）1.91.952.22.753.153.654.54.555.45.57.37.4一般可塑性塑料专用自攻锁紧螺丝，锁进速度快，反复使用性好，不引起塑料的烧附，破裂以及锁入口的破损。*图形 牙 距0.794（32）0

5、.907（28）2.432.332.351.058（24）2.733.01.270（20）3.032.931.411（18）3.663.543.571.583（16）4.164.044.023.905.01.814（14）5.195.055.034.896.02.117（12）6.246.066.045.868.02.540（10）8.308.088.057.93*标准螺纹底孔径 （ 材质-ABS. PP ）材质厚度小于2倍直径材质厚度大于2倍直径1.702.002.102.202.502.603.023.104.374.455.265.35S 型螺丝 具有优异的薄铁板锁附功能，加强锁附点之渗入，使锁附物体不因振动而松懈，其外径比同公称直径之机械牙螺丝大，不可锁入螺帽，但退出后可锁入机械螺丝。外径长度 1.581.441.681.792.572.482.972.872.243.563.483.362.834.073.993.933.853.273.072.45.085.004.924.844.173.876.105.905.804.974.448.138.037.887.786.435.74.3