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  • 1/4
  • 5/16
  • 3/8
  • 7/16
  • 1/2
  • 5/8
  • 3/4
  • 7/8
  • 1
  • 1-1/8
  • 1-1/4
  • 1-3/8
  • 1-1/2

22

  • 0.75
  • 1.00
  • 1.25
  • 1.50
  • 1.75
  • 2.00
  • 2.25
  • 2.50
  • 3.00
  • 3.50
  • 3.75
  • 4.00

Note: No model available for the selected specifications, borrowing for presentation.B18.2.1-T1_1/2X1.75

ASME B 18.2.1 (T1) - 2012

Unit: inch

ASME B 18.2.1 T1 - 2012 Square Head Bolts [Table 1] (ASTM A307 / A354 / A394)

Unit: inch

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B18.2.1-T1_1/2X1.75
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ASME B 18.2.1 T1 - 2012 Square Head Bolts [Table 1] (ASTM A307 / A354 / A394)
Thread Size
d 		1/4
d
PP UNC
ds max
min
s Nominal Size
max
min
e max
min
k Nominal Size
max
min
r max
min
b L≤6
L＞6
0.2500
20
0.260
0.237
3/8
0.375
0.362
0.530
0.498
11/64
0.188
0.156
0.03
0.01
0.750
1.000
thousand-piece steel weight≈kg
7.08
Thread Lengthb
Full thread