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As a global supplier of customized fastening solutions, AYA's senvice process is also as close to customers as AYA's products. From describing needs to follow-up services, AYA will promptly and spare no effort to help customers solve any fastening problems that arise, to eliminate the concern of customers.
Product Descriptions
Product Name |
Half Threaded Bolts |
Also Named |
Hex Head Machine Bolts |
Material |
Steel |
Standard |
ANSI/ASME B18.2.1 |
Property Class |
GR2, GR5(8.8), GR8(10.9) |
Diameter |
1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 3/4, 7/8, 1, 1-1/8, 1-1/4, 1-3/8, 1-1/2, 1-5/8, 1-3/4, 1-7/8, 2, 2-1/4, 2-1/2, 2-3/4, 3, 3-1/4, 3-1/2, 3-3/4, 4 |
Finish |
Plain, Black, Zinc Plated, Hot Dipped Galvanized, Oxidation, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated |
Head Type |
Hexagon Head |
Drive Type |
External Hex |
Thread Type |
UNC Thread, Partial Thread |
Dimensions Table
| Screw Thread d |
1/4 | 5/16 | 3/8 | 7/16 | 1/2 | 9/16 | 5/8 | 3/4 | 7/8 | 1 | |
| ds | max | 0.25 | 0.3125 | 0.375 | 0.4375 | 0.5 | 0.5625 | 0.625 | 0.75 | 0.875 | 1 |
| min | 0.245 | 0.3065 | 0.369 | 0.4305 | 0.493 | 0.5545 | 0.617 | 0.741 | 0.866 | 0.99 | |
| s | Basic | 7/16 | 1/2 | 9/16 | 5/8 | 3/4 | 13/16 | 15/16 | 1-1/8 | 1-5/16 | 1-1/2 |
| max | 0.438 | 0.5 | 0.562 | 0.625 | 0.75 | 0.812 | 0.938 | 1.125 | 1.312 | 1.5 | |
| min | 0.428 | 0.489 | 0.551 | 0.612 | 0.736 | 0.798 | 0.922 | 1.1 | 1.285 | 1.469 | |
| e | max | 0.505 | 0.577 | 0.65 | 0.722 | 0.866 | 0.938 | 1.083 | 1.299 | 1.516 | 1.732 |
| min | 0.488 | 0.557 | 0.628 | 0.698 | 0.84 | 0.91 | 1.051 | 1.254 | 1.465 | 1.675 | |
| k | Basic | 5/32 | 13/64 | 15/64 | 9/32 | 5/16 | 23/64 | 25/64 | 15/32 | 35/64 | 39/64 |
| max | 0.163 | 0.211 | 0.243 | 0.291 | 0.323 | 0.371 | 0.403 | 0.483 | 0.563 | 0.627 | |
| min | 0.15 | 0.195 | 0.226 | 0.272 | 0.302 | 0.348 | 0.378 | 0.455 | 0.531 | 0.591 | |
| kw | min | 0.106 | 0.14 | 0.16 | 0.195 | 0.215 | 0.25 | 0.269 | 0.324 | 0.378 | 0.416 |
| b | L≤6 | 0.75 | 0.875 | 1 | 1.125 | 1.25 | 1.375 | 1.5 | 1.75 | 2 | 2.25 |
| L＞6 | 1 | 1.125 | 1.25 | 1.375 | 1.5 | 1.625 | 1.75 | 2 | 2.25 | 2.5 | |
| Screw Thread d |
1-1/8 | 1-1/4 | 1-3/8 | 1-1/2 | 1-3/4 | 2 | 2-1/4 | 2-1/2 | 2-3/4 | 3 | |
| ds | max | 1.125 | 1.25 | 1.375 | 1.5 | 1.75 | 2 | 2.25 | 2.5 | 2.75 | 3 |
| min | 1.114 | 1.239 | 1.363 | 1.488 | 1.738 | 1.988 | 2.238 | 2.488 | 2.738 | 2.988 | |
| s | Basic | 1-11/16 | 1-7/8 | 2-1/16 | 2-1/4 | 2-5/8 | 3 | 3-3/8 | 3-3/4 | 4-1/8 | 4-1/2 |
| max | 1.688 | 1.875 | 2.062 | 2.25 | 2.625 | 3 | 3.375 | 3.75 | 4.125 | 4.5 | |
| min | 1.631 | 1.812 | 1.994 | 2.175 | 2.538 | 2.9 | 3.262 | 3.625 | 3.988 | 4.35 | |
| e | max | 1.949 | 2.165 | 2.382 | 2.598 | 3.031 | 3.464 | 3.897 | 4.33 | 4.763 | 5.196 |
| min | 1.859 | 2.066 | 2.273 | 2.48 | 2.893 | 3.306 | 3.719 | 4.133 | 4.546 | 4.959 | |
| k | Basic | 11/16 | 25/32 | 27/32 | 1-5/16 | 1-3/32 | 1-7/32 | 1-3/8 | 1-17/32 | 1-11/16 | 1-7/8 |
| max | 0.718 | 0.813 | 0.878 | 0.974 | 1.134 | 1.263 | 1.423 | 1.583 | 1.744 | 1.935 | |
| min | 0.658 | 0.749 | 0.81 | 0.902 | 1.054 | 1.175 | 1.327 | 1.479 | 1.632 | 1.815 | |
| kw | min | 0.461 | 0.53 | 0.569 | 0.64 | 0.748 | 0.825 | 0.933 | 1.042 | 1.151 | 1.29 |
| b | L≤6 | 2.5 | 2.75 | 3 | 3.25 | 3.75 | 4.25 | 4.75 | 5.25 | 5.75 | 6.25 |
| L＞6 | 2.75 | 3 | 3.25 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 6.5 | |
Product Details
Product Advantages
Advantages of Hex Bolt Partial Thread
1. The hexagonal head is convenient for the tool to be grasped from all angles.
2. Specifically manufactured to meet environmental and tensile specifications.
3. Half threaded bolts can be used in infrastructures that require strong fasteners with high tensile strength properties.
4. Galvanized Hex Bolts have good anti-rust effect.
5. Hex head machine bolts are very strong and can be used both indoors and outdoors.
6. Hex bolt partial thread can withstand significant stress from two different types of materials.
7. AYA professional quality control personnel and inspection machines strictly control the quality of bolts.
Quality Inspection
The QC inspectors are well experienced in the products knowledge as well as the manufacturing techniques. Special instruments are applied to conduct multiple testings to ensure that the final products could meet the requirements of the market and customers.
Packaging & Container Loading
Door-to-door services don't stop at the harbour. AYA has professional logistics department and established impressive logistic system all over the world.
Usage Scenarios
Why Choose AYA?
AYA provides exclusive services to 1000+ members from all over the world every year, with a unique chain service solution system, you only need to click the mouse to get exclusive fastening solution and enjoy door-to-door services.
http://www.ayafasteners.com/
