Hex Bolt Half Thread
Standard: ANSI/ASME B18.2.1
Thread Type: UNC Thread, Partial Thread
Commodity: Hex Bolt Half Thread
Also Named: Hex Head Machine Bolts
Material: Carbon Steel
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 Oxide, Zinc Plated, Hot Dipped Galvanized, Oxidation, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated
Head Type: Hexagon Head
Drive Type: External Hex
MOQ: 1000kgs
Lead Time: 30 to 60 days
Product Introduction
AYA Fasteners (Hebei) Co., Ltd. is one of the most experienced manufacturers and suppliers of hex bolt half thread in China. Please feel free to buy high quality hex bolt half thread made in China here from our factory. For price consultation, contact us.
As a global supplier of customized fastening solutions, AYA's service 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 | Hex Bolt Half Thread |
Also Named | Hex Head Machine Bolts |
Material | Carbon 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 Oxide, 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 |
| L1 | 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 |
| L2.75 | 3 | 3.25 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 6.5 | ||
Product Details
Product Advantages
Advantages of Hex Bolt Half 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. Hex Bolt Half Thread can be used in infrastructures that require strong fasteners with high tensile strength properties.
4. Galvanized Hex Bolts have a 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 product knowledge as well as manufacturing techniques. Special instruments are applied to conduct multiple tests 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 harbor. AYA has a professional logistics department and established impressive logistic systems 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 solutions and enjoy door-to-door services.
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