螺絲及沉頭孔尺寸規(guī)格表__內六角尺寸規(guī)格__沉孔尺寸.doc

螺絲及沉頭孔尺寸表規(guī)格螺絲頭直徑螺絲頭厚度螺絲桿直徑沉頭孔直徑沉頭孔深度通過孔直徑M23.84.53.02.5M35.56.03.53.5M47.07.54.54.5M58.59.05.55.5M610.065.8116.56.5M812.087.8138.58.5M1015.0109.81610.510.5M1217.812.511.81912.512.5M14M16241615.92616.517M18M20M22M24六角承孔頭螺絲JIS B1176(1988) *JIS B1176(1976)拔粹參考:對六角承孔頭螺絲的沉頭及螺絲孔的呎吋螺絲稱號(d)M3M4M5M6M8M10M12M14M16M20M24M30ds3.3456810121416202430ds3.44.55.56.6911141618222633dk5.578.5101316182124303645dk6.589.5111417.5202326323948k3456810121416202430 k2.73.64.65.57.49.21112.814.518.522.528 k3.34.45.46.58.610.81315.217.521.525.532螺絲稱號(d)M3M4M5M6M8M10M12(M14)M16M20M24M30螺牙節(jié)距(p)0.50.70.811.251.51.75222.533.5b參 考182022242832364044526072dk最大(基準呎吋)5.578.5101316182124303645最大5.687.228.7210.2213.2716.2718.2721.3324.3330.3336.3945.39最小5.326.788.289.7812.7315.7317.7320.6723.6729.6735.6144.61da最大3.64.75.76.89.211.213.715.717.722.426.433.4ds最大(基準呎吋)3456810121416202430最小2.863.824.825.827.789.7811.7313.7315.7319.6723.6729.67k最大(基準呎吋)3456810121416202430最小2.863.824.825.707.649.6411.5713.5715.5719.4823.4829.48r最小0.10.20.20.250.40.40.60.60.60.80.81s基準呎吋2.534568101214171922最小2.523.024.025.026.028.02510.02512.03214.03217.05019.06522.065最大(1)1欄2.5803.0804.0955.1406.1408.17510.11512.21214.21217.23019.27522.2752欄2.5603.0804.0955.0956.0958.11510.11512.14214.14217.23019.27522.275t最小1.322.5345688101215.5(1)S(最大)之第1欄,適用于強度區(qū)分8.8及10.9者及形狀區(qū)分A2-50,A2-70者,第2欄適用于強度區(qū)分12.9者,可依供需雙方協(xié)議,將強度區(qū)分12.9者適用第一欄.螺絲稱號M20以上的S(最大),可適用于全部強度區(qū)分及性情區(qū)分者.(2)頭部側面應施予直條刻紋等壓在刻紋JIS B0591(金花刻紋),此時,