ASME B18 2.1 Hex Bolts is a threaded fastener with an external male thread requiring a matching pre-formed female thread such as a nut. It is invented to engage with the tool used to tighten them. Some bolt heads instead lock the bolt in place, so that it does not move and a tool is only required for the nut end. There are various types of ASME B18 2.1 Bolts such as ASME B18 2.1 carriage bolt, ASME B18 2.1 bolt, ASME B18 2.1 u-bolt, ASME B18 2.1 lag bolt, ASME B18 2.1 j-bolt, ASME B18 2.1 elevator, ASME B18 2.1 hanger bolt etc.
ASME B18 2.1 Hex Bolts
Suppliers and manufacturer of ASME B18.2.1M Stud Bolt and UNC Hex Head Bolts in Exceptional sizes, standard, and Quality.
What Does Asme B18 2.1 Mean?
What Is B18 2.1 Stud Bolts?
ASME B18 2.1 Stud Bolts has a thread on full-lengths or at both ends. If washers are not used than it is has three components i.e. two nuts and stud. And if you use the washer it would become five. Sometimes with a larger size stud additional nuts are used for hydraulic tensioning. The ASME B18 2.1 Stud Bolts length should be enough to cover the entire nut plus 1.5 to 3 threads exposed.
Always check ANSI B18 2.1 Stud bolts Dimensions and weight before buying material.
Table Of Content
| Specification Checklist | ASME B18 2.1 Hex Bolts |
|---|---|
| Standard Dimensions Of: | ISO 14585C/ DIN 7973C/ DIN 7983C/ ISO 2009/ ASME B18.3.1M/ ASME B18.6.3 |
| Available Types | Truss head/ Round/ Oval/ Hex Head/ Pan |
| Provide Multiple Payment Online Options? | Yes |
| Length Of Shoulder Bolts | 3 millimeter to 200 millimeter |
| Type Of Threads: | BSW And BSF & METRIC And UNC |
| Different Types Of Head | Pan/ Flat/ Oval/ Phillips/ Hex Head |
| Process Of Making Bolts And Nuts | Heat Treatment/ Surface Plating/ Cold Heading/ Insert tapping/ Wire Drawing |
| Call, For Free Sample | Nuts And Bolts (Some Pieces) |
| B18 2.1 hex head bolts ISO And British Standard | ISO 10642 And BS 57 |
| Long Established Suppliers Of Asme B18 2.1 Stud Bolts | Santiago, Chennai, Ghaziabad, Jeddah, Visakhapatnam, Delhi, Faridabad, Bengaluru, Rajkot, Dubai, Ambernath, Singapore, Doha, Oyama, Chicago, Nagpur, Surabaya, Madrid, Tehran, Baku, Vadodara, Lagos, Riyadh, Noida, Indore, Agra, Bhopal, New-Delhi, Paris, Brisbane, Sydney, Gurgaon, Jamnagar, Zhengzhou, Bangkok, Kalyan, Perth, Hazira, Abu-Dhabi, Al-Khobar, Shah-Alam, Chandigarh, Ahmedabad, Coimbatore, Nashik, Melbourne, Panipat, Alexandria, Raipur, Vung-Tau, Kuala-Lumpur, Kota, Kolkata, Manama, Navi-Mumbai, Istanbul, Bhubaneswar, Calgary, Shanghai, Busan, Amsterdam, Ankleshwar, Ludhiana, Puchong, Guwahati, Sharjah, Mysuru, Lucknow, Johor-Bahru, Seoul, Dombivli, Cairo, Kochi, Beijing, Karachi, Hanoi, Bogota, Ashburn, Pune, Jakarta, Al-Jubail, Tiruchirappalli, Dallas, Ho-Chi-Minh-City, Hangzhou, Mumbai, Surat, Mexico-City, Milan, London, Sao-Paulo, Vasai-Virar, Jamshedpur, Batam, Hyderabad, Vapi, Ajman, Secunderabad, Thane, Dammam, Jaipur, Dhaka, Quezon-City, Pimpri-Chinchwad, Patna, Houston, |
If you need lag bolts asme B18 2.1 We can supply in nearly any size, no matter how small the size or quantity.
| Length Of Thread And Body Hex Bolts Lengths, LT |
|||||||||||||||
| Nominal Size Of Hex Bolts And Diameter Of Basic Product |
Body Diameter Of Full-Size, (E) | (F) Width Across Flats | (G) Width Across Corners | Height (H) Of Head, | Radius (R) of Fillet | 6 Inches and Shorter | Over 6 Inches | ||||||||
Maximum |
Minimum |
Basic |
Maximum |
Minimum |
Maximum |
Minimum |
Basic |
Maximum |
Minimum |
Maximum |
Minimum |
Normal |
Normal |
||
1/4 |
0.25 |
0.26 |
0.237 |
7/16 |
0.438 |
0.425 |
0.505 |
0.484 |
11/64 |
0.188 |
0.15 |
0.03 |
0.01 |
0.75 |
1 |
5/16 |
0.3125 |
0.324 |
0.298 |
1/2 |
0.5 |
0.484 |
0.577 |
0.552 |
7/32 |
0.235 |
0.195 |
0.03 |
0.01 |
0.875 |
1.125 |
3/8 |
0.375 |
0.388 |
0.36 |
9/16 |
0.562 |
0.544 |
0.65 |
0.62 |
1/4 |
0.268 |
0.226 |
0.03 |
0.01 |
1 |
1.25 |
7/16 |
0.4375 |
0.452 |
0.421 |
5/8 |
0.625 |
0.603 |
0.722 |
0.687 |
19/64 |
0.316 |
0.272 |
0.03 |
0.01 |
1.125 |
1.375 |
1/2 |
0.5 |
0.515 |
0.482 |
3/4 |
0.75 |
0.725 |
0.866 |
0.826 |
11/32 |
0.364 |
0.302 |
0.03 |
0.01 |
1.25 |
1.5 |
5/8 |
0.625 |
0.642 |
0.605 |
15/16 |
0.938 |
0.906 |
1.083 |
1.033 |
27/64 |
0.444 |
0.378 |
0.06 |
0.02 |
1.5 |
1.75 |
3/4 |
0.75 |
0.768 |
0.729 |
1 1/8 |
1.125 |
1.088 |
1.299 |
1.24 |
1/2 |
0.524 |
0.455 |
0.06 |
0.02 |
1.75 |
2 |
7/8 |
0.875 |
0.895 |
0.852 |
1 5/16 |
1.312 |
1.269 |
1.516 |
1.447 |
37/64 |
0.604 |
0.531 |
0.06 |
0.02 |
2 |
2.25 |
1 |
1 |
1.022 |
0.976 |
1 1/?2 |
1.5 |
1.45 |
1.732 |
1.653 |
43/64 |
0.7 |
0.591 |
0.09 |
0.03 |
2.25 |
2.5 |
1 1/8 |
1.125 |
1.149 |
1.098 |
1 11/16 |
1.688 |
1.631 |
1.949 |
1.859 |
3/4 |
0.78 |
0.658 |
0.09 |
0.03 |
2.5 |
2.75 |
1 1/4 |
1.25 |
1.277 |
1.223 |
1 7/8 |
1.875 |
1.812 |
2.165 |
2.066 |
27/32 |
0.876 |
0.749 |
0.09 |
0.03 |
2.75 |
3 |
1 3/8 |
1.375 |
1.404 |
1.345 |
2 1/16 |
2.062 |
1.994 |
2.382 |
2.273 |
29/32 |
0.94 |
0.81 |
0.09 |
0.03 |
3 |
3.25 |
1 1/2 |
1.5 |
1.531 |
1.47 |
2 1/4 |
2.25 |
2.175 |
2.598 |
2.48 |
1 |
1.036 |
0.902 |
0.09 |
0.03 |
3.25 |
3.5 |
1 5/8 |
1.625 |
1.658 |
1.591 |
2 7/16 |
2.438 |
2.356 |
2.815 |
2.616 |
1 3/32 |
1.116 |
0.978 |
0.09 |
0.03 |
3.5 |
3.75 |
1 3/4 |
1.75 |
1.785 |
1.716 |
2 5/8 |
2.625 |
2.538 |
3.031 |
2.893 |
1 5/32 |
1.196 |
1.054 |
0.12 |
0.04 |
3.75 |
4 |
1 7/8 |
1.875 |
1.912 |
1.839 |
2 13/16 |
2.812 |
2.719 |
3.248 |
3.099 |
1 1/4 |
1.276 |
1.13 |
0.12 |
0.04 |
4 |
4.25 |
2 |
2 |
2.039 |
1.964 |
3 |
3 |
2.9 |
3.464 |
3.306 |
1 11/32 |
1.388 |
1.175 |
0.12 |
0.04 |
4.25 |
4.5 |
2 1/4 |
2.25 |
2.305 |
2.214 |
3 3/8 |
3.375 |
3.262 |
3.897 |
3.719 |
1 1/2 |
1.548 |
1.327 |
0.19 |
0.06 |
4.75 |
5 |
2 1/2 |
2.5 |
2.559 |
2.461 |
3 3/4 |
3.75 |
3.625 |
4.33 |
4.133 |
1 21/32 |
1.708 |
1.479 |
0.19 |
0.06 |
5.25 |
5.5 |
2 3/4 |
2.75 |
2.827 |
2.711 |
4 1/8 |
4.125 |
3.988 |
4.763 |
4.546 |
1 13/16 |
1.869 |
1.632 |
0.19 |
0.06 |
5.75 |
6 |
3 |
3 |
3.081 |
2.961 |
4 1/2 |
4.5 |
4.35 |
5.196 |
4.959 |
2 |
2.06 |
1.815 |
0.19 |
0.06 |
6.25 |
6.5 |
3 1/4 |
3.25 |
3.335 |
3.21 |
4 7/8 |
4.875 |
4.712 |
5.629 |
5.372 |
2 3/16 |
2.251 |
1.936 |
0.19 |
0.06 |
6.75 |
7 |
3 1/?2 |
3.5 |
3.589 |
3.461 |
5 1/4 |
5.25 |
5.075 |
6.062 |
5.786 |
2 5/16 |
2.38 |
2.057 |
0.19 |
0.06 |
7.25 |
7.5 |
3 3/4 |
3.75 |
3.858 |
3.726 |
5 5/8 |
5.625 |
5.437 |
6.495 |
6.198 |
2 1/2 |
2.572 |
2.241 |
0.19 |
0.06 |
7.75 |
8 |
4 |
4 |
4.111 |
3.975 |
6 |
6 |
5.8 |
6.928 |
6.612 |
2 11/16 |
2.764 |
2.424 |
0.19 |
0.06 |
8.25 |
8.5 |
| Length Of Thread And Lengths Of Body Hex Heavy Bolts |
|||||||||||||||
| Nominal Size Of Hex Heavy Bolts or Diameter Of Basic Product |
Body Diameter Of Full-Size (E) | (F) Width Across Flats | (G) Width Across Corners | Height (H) Of Head | Radius (R) of Fillet | 6 Inches and Shorter | Over 6 Inches | ||||||||
Maximum |
Minimum |
Basic |
Maximum |
Minimum |
Maximum |
Minimum |
Basic |
Maximum |
Minimum |
Maximum |
Minimum |
Normal |
Normal |
||
3/8 |
0.375 |
0.388 |
0.36 |
11/16 |
0.688 |
0.669 |
0.794 |
0.763 |
1/4 |
0.268 |
0.226 |
0.03 |
0.01 |
1 |
1.25 |
1/2 |
0.5 |
0.515 |
0.482 |
7/8 |
0.875 |
0.85 |
1.01 |
0.969 |
11/32 |
0.364 |
0.302 |
0.03 |
0.01 |
1.25 |
1.5 |
5/8 |
0.625 |
0.642 |
0.605 |
11/16 |
1.062 |
1.031 |
1.227 |
1.175 |
27/64 |
0.444 |
0.378 |
0.06 |
0.02 |
1.5 |
1.75 |
3/4 |
0.75 |
0.768 |
0.729 |
1 1/4 |
1.25 |
1.212 |
1.443 |
1.383 |
1/2 |
0.524 |
0.455 |
0.06 |
0.02 |
1.75 |
2 |
7/8 |
0.875 |
0.895 |
0.852 |
1 7/16 |
1.438 |
1.394 |
1.66 |
1.589 |
37/64 |
0.604 |
0.531 |
0.06 |
0.02 |
2 |
2.25 |
1 |
1 |
1.022 |
0.976 |
1 5/8 |
1.625 |
1.575 |
1.876 |
1.796 |
43/64 |
0.7 |
0.591 |
0.09 |
0.03 |
2.25 |
2.5 |
1 1/8 |
1.125 |
1.149 |
1.098 |
1 13/16 |
1.812 |
1.756 |
2.093 |
2.002 |
3/4 |
0.78 |
0.658 |
0.09 |
0.03 |
2.5 |
2.75 |
1 1/4 |
1.25 |
1.277 |
1.223 |
2 |
2 |
1.938 |
2.309 |
2.209 |
27/32 |
0.876 |
0.749 |
0.09 |
0.03 |
2.75 |
3 |
1 3/8 |
1.375 |
1.404 |
1.345 |
2 3/16 |
2.188 |
2.119 |
2.526 |
2.416 |
29/32 |
0.94 |
0.81 |
0.09 |
0.03 |
3 |
3.25 |
1 1/2 |
1.5 |
1.531 |
1.47 |
2 3/8 |
2.375 |
2.3 |
2.742 |
2.622 |
1 |
1.036 |
0.902 |
0.09 |
0.03 |
3.25 |
3.5 |
15/8 |
1.625 |
1.658 |
1.591 |
2 9/16 |
2.562 |
2.481 |
2.959 |
2.829 |
1 3/32 |
1.116 |
0.978 |
0.09 |
0.03 |
3.5 |
3.75 |
1 3/4 |
1.75 |
1.785 |
1.716 |
2 3/4 |
2.75 |
2.662 |
3.175 |
3.035 |
1 5/32 |
1.196 |
1.054 |
0.12 |
0.04 |
3.75 |
4 |
1 7/8 |
1.875 |
1.912 |
1.839 |
2 15/16 |
2.938 |
2.844 |
3.392 |
3.242 |
1 1/4 |
1.276 |
1.13 |
0.12 |
0.04 |
4 |
4.25 |
2 |
2 |
2.039 |
1.964 |
3 1/8 |
3.125 |
3.025 |
3.608 |
3.449 |
1 11/32 |
1.388 |
1.175 |
0.12 |
0.04 |
4.25 |
4.5 |
2 1/4 |
2.25 |
2.305 |
2.214 |
3 1/2 |
3.5 |
3.388 |
4.041 |
3.862 |
1 1/2 |
1.548 |
1.327 |
0.19 |
0.06 |
4.75 |
5 |
2 1/2 |
2.5 |
2.559 |
2.461 |
3 7/8 |
3.875 |
3.75 |
4.474 |
4.275 |
1 21/32 |
1.708 |
1.479 |
0.19 |
0.06 |
5.25 |
5.5 |
2 3/4 |
2.75 |
2.827 |
2.711 |
4 1/4 |
4.25 |
4.112 |
4.907 |
4.688 |
1 13/16 |
1.869 |
1.632 |
0.19 |
0.06 |
5.75 |
6 |
3 |
3 |
3.081 |
2.961 |
4 5/8 |
4.625 |
4.475 |
5.34 |
5.102 |
2 |
2.06 |
1.815 |
0.19 |
0.06 |
6.25 |
6.5 |
We have a large inventory of Ansi/asme B18 2.1 Heavy Hex Bolt in almost all sizes, call us to know more about Ready stock and updated price list.
ASME B18.2.1 Thread Length
| Nomianal Size Of Bolts And Diameter Of Basic product | Threads In Inches | Diameter Of Major | Diameter Of Root | Bolts Length Tolerance | ||||
|---|---|---|---|---|---|---|---|---|
| Maximum | Minimum | Maximum | Minimum | ≥ 6 Inches | > 6 Inches | |||
| Number 10 | 0.190 | 11 | 0.199 | 0.178 | 0.122 | 0.107 | ±0.12 | ±0.25 |
| 1/4 | 0.250 | 10 | 0.260 | 0.237 | 0.177 | 0.160 | ±0.12 | ±0.25 |
| 5/16 | 0.312 | 9 | 0.324 | 0.298 | 0.228 | 0.210 | ±0.12 | ±0.25 |
| 3/8 | 0.375 | 7 | 0.388 | 0.360 | 0.268 | 0.250 | ±0.12 | ±0.25 |
| 1/2 | 0.500 | 6 | 0.515 | 0.482 | 0.374 | 0.354 | ±0.12 | ±0.25 |
| 5/8 | 0.625 | 5 | 0.642 | 0.605 | 0.473 | 0.453 | ±0.25 | ±0.25 |
| 3/4 | 0.750 | 4 1/2 | 0.768 | 0.729 | 0.582 | 0.562 | ±0.25 | ±0.25 |
| 7/8 | 0.875 | 4 | 0.895 | 0.852 | 0.686 | 0.665 | ±0.25 | ±0.25 |
| 1 | 1.000 | 3 1/2 | 1.022 | 0.976 | 0.784 | 0.760 | ±0.25 | ±0.25 |
| 1 1/8 | 1.125 | 3 1/4 | 1.149 | 1.100 | 0.892 | 0.867 | ±0.25 | ±0.25 |
| 1 1/4 | 1.250 | 3 1/4 | 1.277 | 1.223 | 1.017 | 0.987 | ±0.25 | ±0.25 |
find here Asme B18 2.1 Bolts And Screws Material Composition, specification table, ASME B18 2.1 Stud Bolts PDF.
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