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ASTM A193 Tap End Studs Bolts-NINGBO BOLT

　

ASTM A193 Studs Specification

 　

ASTM A193 Continuous Stud Bolts

 　 ASTM A193 Double End Stud Bolts 　 ASTM A193M Stud Bolts

ASTM A193 Tap End Studs Bolts

Dimensions for Tap End Studs (1.5D Engagement)
Nominal  Size    Diameter,D Tap End Full Thread Length,Bm Umax=2P Minimum Nut End Full Thread Length,Bmin 
Nominal Min Max UNC＆NC-5 Thread UNF Thread 8UN Thread L≦10 10＜L≦16 L＞16
 1/4 0.375 0.350 0.400 0.100 0.071 ... 0.750 1.000 1.500
 5/16 0.469 0.440 0.498 0.111 0.083 ... 0.875 1.125 1.625
 3/8 0.563 0.532 0.594 0.125 0.083 ... 1.000 1.250 1.750
 7/16 0.656 0.620 0.692 0.143 0.100 ... 1.125 1.375 1.875
 1/2 0.750 0.708 0.792 0.154 0.100 ... 0.250 1.500 2.000
9/16 0.844 0.802 0.896 0.167 0.111 ... 1.375 1.625 2.125
 5/8  0.938 0.892 0.983 0.182 0.111 ... 1.500 1.750 2.250
 3/4 1.125 1.075 1.175 0.200 0.125 ... 1.750 2.000 2.500
 7/8 1.313 1.258 1.368 0.222 0.143 ... 2.000 2.250 2.750
1 1.500 1.438 1.562 0.250 0.167 ... 2.250 2.500 3.000
 1-1/8 1.688 1.625 1.750 0.286 0.167 0.250 2.500 2.750 3.250
 1-1/4 1.875 1.813 1.938 0.286 0.167 0.250 2.750 3.000 3.500
 1-3/8 2.063 2.000 2.125 0.333 0.167 0.250 3.000 3.250 3.750
 1-1/2 2.250 2.188 2.313 0.333 0.167 0.250 3.250 3.500 4.000
 1-5/8 2.438 2.375 2.500 ... ... 0.250 3.500 3.750 4.250
 1-3/4 2.625 2.563 2.688 0.400 ... 0.250 3.750 4.000 4.500
 1-7/8 2.813 2.750 2.875 ... ... 0.250 4.000 4.250 4.750
2 3.000 2.925 3.075 0.444 ... 0.250 4.250 4.500 5.000
 2-1/4 3.375 3.300 3.450 0.444 ... 0.250 4.750 5.000 5.500
 2-1/2 3.750 3.675 3.825 0.500 ... 0.250 5.250 5.500 6.000
 2-3/4 4.125 4.050 4.200 0.500 ... 0.250 5.750 6.000 6.500
3 4.500 4.425 4.575 0.500 ... 0.250 ... 6.500 7.000
 3-1/4 4.875 4.775 4.975 0.500 ... 0.250 ... 7.000 7.500
 3-1/2 5.250 5.150 5.350 0.500 ... 0.250 ... 7.500 8.000
 3-3/4 5.625 5.525 5.725 0.500 ... 0.250 ... 8.000 8.500
4 6.000 5.900 6.100 0.500 ... 0.250 ... 8.500 9.000

　
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