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Metric Hexagon Head Tapping Screws and Spring Washer Assemblies-SEMS (Screws Having Tapping Screw Thread Diameter)

ASME/ANSI B 18.13.1M - 2011

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美标ASME/ANSI B18.13.1M - 2011 ASME/ANSI18 Metric Hexagon Head Tapping Screws and Spring Washer Assemblies-SEMS (Screws Having Tapping Screw Thread Diameter)
Thread Size
d
ST2.9 ST3.5 ST4.2 ST4.8 ST5.5 ST6.3 ST8 ST9.5
P Thread Pitch
d1 max
min
h min
dc max
min
s max
min
k min
max
1.1 1.3 1.4 1.6 1.8 1.8 2.1 2.1
2.57 3.08 3.66 4.11 4.78 5.52 7.06 8.59
2.44 2.95 3.50 3.96 4.60 5.31 6.86 8.38
0.64 0.79 1.02 1.19 1.42 1.57 1.98 2.39
4.75 5.66 6.65 7.47 8.54 11.26 13.63 15.95
4.48 5.33 6.30 7.10 8.16 10.85 13.22 15.54
5.00 5.50 7.00 8.00 8.00 10.00 13.00 16.00
4.82 5.32 6.78 7.78 7.78 9.78 12.73 15.73
2.30 2.60 3.00 3.80 4.10 4.70 6.00 7.50
2.00 2.30 2.60 3.30 3.60 4.10 5.20 6.50