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ASTM A320
Double End Stud Bolts-NINGBO BOLT |
ASTM A320 Double End Stud Bolts
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Bady Diameters for Double-End Studs |
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Nominal Size |
Nominal Diameter,D,and Maximum Full Body Diameter,Ds |
Minimum Body Diameter,Ds,for Full Body Studs and Maximum Body Diameter,
DR,for Reduced Body Studs |
Minimum Body Diameter,DR, for Reduced Body Studs |
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UNC and NC-5 Threads |
UNF Threads |
8UN Threads |
UNC and NC-5 Threads |
UNF Threads |
8UN Threads |
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1/4 |
0.2500 |
0.241 |
0.243 |
... |
0.213 |
0.223 |
... |
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5/16 |
0.3125 |
0.303 |
0.304 |
... |
0.271 |
0.281 |
... |
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3/8 |
0.3750 |
0.364 |
0.367 |
... |
0.329 |
0.343 |
... |
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7/16 |
0.4375 |
0.426 |
0.428 |
... |
0.385 |
0.400 |
... |
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1/2 |
0.5000 |
0.488 |
0.491 |
... |
0.444 |
0.462 |
... |
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9/16 |
0.5625 |
0.550 |
0.552 |
... |
0.502 |
0.521 |
... |
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5/8 |
0.6250 |
0.611 |
0.615 |
... |
0.559 |
0.583 |
... |
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3/4 |
0.7500 |
0.735 |
0.739 |
... |
0.677 |
0.703 |
... |
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7/8 |
0.8750 |
0.859 |
0.863 |
... |
0.795 |
0.822 |
... |
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1 |
1.0000 |
0.983 |
0.987 |
... |
0.910 |
0.938 |
... |
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1-1/8 |
1.1250 |
1.106 |
1.112 |
1.108 |
1.023 |
1.063 |
1.035 |
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1-1/4 |
1.2500 |
1.231 |
1.237 |
1.233 |
1.148 |
1.088 |
1.160 |
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1-3/8 |
1.3750 |
1.354 |
1.362 |
1.358 |
1.256 |
1.313 |
1.284 |
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1-1/2 |
1.5000 |
1.479 |
1.487 |
1.483 |
1.381 |
1.438 |
1.409 |
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1-5/8 |
1.6250 |
... |
... |
1.608 |
... |
... |
1.534 |
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1-3/4 |
1.7500 |
1.727 |
... |
1.733 |
1.609 |
... |
1.659 |
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1-7/8 |
1.8750 |
... |
... |
1.858 |
... |
... |
1.784 |
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2 |
2.0000 |
1.975 |
... |
1.983 |
1.843 |
... |
1.909 |
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2-1/4 |
2.2500 |
2.225 |
... |
2.233 |
2.093 |
... |
2.158 |
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2-1/2 |
2.5000 |
2.473 |
... |
2.483 |
2.324 |
... |
2.408 |
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2-3/4 |
2.7500 |
2.723 |
... |
2.733 |
2.574 |
... |
2.658 |
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3 |
3.0000 |
2.973 |
... |
2.982 |
2.824 |
... |
2.908 |
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3-1/4 |
3.2500 |
3.223 |
... |
3.232 |
3.073 |
... |
3.158 |
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3-1/2 |
3.5000 |
3.473 |
... |
3.482 |
3.323 |
... |
3.407 |
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3-3/4 |
3.7500 |
3.723 |
... |
3.732 |
3.573 |
... |
3.657 |
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4 |
4.0000 |
3.973 |
... |
3.982 |
3.823 |
... |
3.907 |
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Address:Panjiashan, Xiepu Town,
Zhenhai,
Ningbo, China
TEL:
86-574-86231358
FAX:
86-574-86231338
EMAIL:
bolt@ningbo-bolt.com
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