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Hexagon Flange Bolts

IFI 111 - 2002

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美标IFI 111 - 2002 IFI111 111IFI Hexagon Flange Bolts
Thread Size
d
1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4
PP UNC
ds max
min
s Nominal Size
max
min
e max
min
dc max
k max
b L ≤ 6 inch
L> 6 inch
c min
r max
min
20 18 16 14 13 11 10 9
0.2500 0.3125 0.3750 0.4375 0.5000 0.5625 0.6250 0.7500
0.2450 0.3065 0.3690 0.4305 0.4930 0.5545 0.6170 0.7410
3/8 1/2 9/16 5/8 3/4 13/16 15/16 1-1/8
0.3750 0.5000 0.5625 0.6250 0.7500 0.8125 0.9375 1.1250
0.367 0.489 0.551 0.612 0.736 0.798 0.922 1.100
0.433 0.577 0.650 0.722 0.866 0.938 1.083 1.299
0.409 0.548 0.618 0.685 0.825 0.895 1.034 1.234
0.56 0.68 0.81 0.93 1.07 1.19 1.33 1.59
0.28 0.32 0.39 0.46 0.51 0.57 0.62 0.73
0.750 0.875 1.000 1.125 1.250 1.375 1.500 1.750
1.000 1.125 1.250 1.375 1.500 1.625 1.750 2.000
0.04 0.05 0.06 0.07 0.08 0.09 0.10 0.11
0.025 0.025 0.025 0.025 0.025 0.045 0.045 0.045
0.015 0.015 0.015 0.015 0.015 0.02 0.02 0.02

Alternative history

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