| Hex Bolt/Hex Head Bolt |
| Standard |
ANSI/ASME B18.2.1, or customized |
| Diameter |
1/4''-20, or customized |
| Length |
1-1/2'', or customized |
| Grade |
8 (40Cr) |
| Finish |
Plain/Black Oxide/Blue-White Zinc/Zinc Plated(Clear/Blue/Yellow/Black)/Nickel/Chrome/Dacromet/Zinc Nickel |
| Packing |
Cartons (26*26*14 cm) + Pallets (113*85 cm), or customized |
| Application |
Steel structure/Building/Mechanical machine/Automobile/Interior Design |
| Trade Term |
FOB/CIF/CFR/EXW/CIP |
| Payment |
T/T, D/A , D/P ,West union,Paypal.etc |
| Lead Time |
3~15 days after the order is confirmed, it will be based on the detailed order quantity |
| Market |
Europe / North America / Southeast Asia / Middle East / Australia, etc |
| Warranty |
We confirm our goods will satisfy your request of 100% |
| After Sales Service |
We will follow up on the goods for every customer and help solve problems after sales |
ASME B18.2.1 Hex Bolts: Elevate Your Projects with Unmatched Quality and Durability
| Nominal Size or Basic product Diameter (Inches) |
Full-Size Body Diameter, E |
Width Across Flats, F |
Width Across Corners, G |
Head Height, H |
Radius of Fillet, R |
Thread Length for Bolt Lengths, LT |
| 6 inches & Shorter |
Over 6 inches |
| Max. |
Min. |
Basic |
Max. |
Min. |
Max. |
Min. |
Basic |
Max. |
Min. |
Max. |
Min. |
Nom. |
Nom. |
| 1/4" |
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 |
| 0.25 |
| 5/16" |
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 |
| 0.3125 |
| 3/8" |
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 |
| 0.375 |
| 7/16" |
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 |
| 0.4375 |
| 1/2" |
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 |
| 0.5 |
| 5/8" |
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 |
| 0.625 |
| 3/4" |
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 |
| 0.75 |
| 7/8" |
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 |
| 0.875 |
| 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 |
| 1-1/8" |
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 |
| 1.125 |
| 1-1/4" |
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 |
| 1.25 |
| 1-3/8" |
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 |
| 1.375 |
| 1-1/2" |
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 |
| 1-5/8" |
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 |
| 1.625 |
| 1-3/4" |
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 |
| 1.75 |
| 1-7/8" |
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 |
| 1.875 |
| 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 |
| 2 1/4" |
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 |
| 2.25 |
| 2 1/2" |
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 |
| 2.5 |
| 2-3/4" |
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 |
| 2.75 |
| 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 |
| 3-1/4" |
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 |
| 3.25 |
| 3-1/2" |
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 |
| 3.5 |
| 3-3/4" |
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 |
| 3.75 |
| 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 |
| 4 |
FOR MORE PRODUCTS, PLEASE CLICK HERE TO EXPLORE OUR EXTENSIVE RANGE
Established in 2004, Hangzhou Jiangxin Industry Co., Ltd. is a beacon of excellence within the fastener manufacturing industry. Situated in the vibrant city of Hangzhou, China, our company boasts nearly two decades of unparalleled expertise. Our distinguished portfolio encompasses a wide array of both imperial and metric fasteners, meticulously adhering to DIN, ANSI, ASME, ISO, JIS, and BSW standards. Beyond our standard offerings, we specialize in crafting bespoke CUSTOM fasteners that cater to unique specifications. Our steadfast commitment to quality has garnered a prestigious global clientele, serving markets across Europe, North America, and beyond, empowering countless suppliers and manufacturers to expand their reach and success.
1. Bolts: Discover our comprehensive range of bolts, including hex head bolts, hex socket bolts, carriage bolts, and flange bolts. Each designed to deliver superior performance across a myriad of applications.
2. Screws: Our diverse screw collection, from machine screws to self-drilling screws, set screws, 12.9 shoulder screws, hex head wood screws, and self-tapping screws, promises reliability and precision at every turn.
3. Nuts: Delve into our extensive variety of nuts, featuring hex nuts, k-nuts/k-lock nuts, nylon inserted nuts, stamped metal self-locking nuts, hex flange nuts, cap nuts, rivet nuts, and much more.
4. Non-standard fasteners: We present specialized solutions through our semi-hollow rivets, step rivets, and other innovative custom fasteners to fulfill your unique requirements with precision.
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