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统一螺纹80°米字槽半沉头螺钉 BS 1981

80°Countersunk raised head screws with type Z cross recess(truncated)-Table 11

标准类型:BS/英国  标准号:BS 1981-1991  规格:#2~3/8

统一螺纹80°米字槽半沉头螺钉 BS 1981尺寸图纸

单位:英寸(inch)

统一螺纹80°米字槽半沉头螺钉 BS 1981规格参数

(inch) P dk maxdk minf k t maxt minM No.
#2 56|640.1720.1470.0290.0360.0530.0430.0951
#3 48|560.1990.1710.0330.0420.0670.0570.1091
#4 40|480.2250.1950.0370.0470.0820.0720.1231
#5 40|440.2520.220.0410.0530.0730.0550.152
#6 32|400.2790.2440.0450.0590.0920.0740.1692
#8 32|360.3320.2920.0520.070.1070.0890.1832
#10 24|320.3850.340.060.0810.1240.1060.22
#12 24|28|320.4380.3890.0680.0920.1330.1150.2613
1/4 20|28|320.5070.4520.0790.1070.1520.1340.283
5/16 18|24|320.6350.5680.0990.1340.2050.1870.3734
3/8 16|24|320.7620.6850.1170.1610.2310.2130.3984
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