L Foundation Bolt
Standard: ASME B 18.31.5
Thread Type: UNC Thread
Commodity: L Foundation Bolt
Also Named: L Type Foundation Bolt
Material: Carbon Steel
Form: L
Diameter: 3/8, 1/2, 5/8, 3/4, 1
Finish: Plain/ Black Oxide / Zinc Plated/ Hot Dipped Galvanized/ Organic/ Dacromet/ Phosphating/ Cadmium Electroplate/ Nickel Plated
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 l foundation bolt in China. Please feel free to buy high quality l foundation bolt 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 Description
Standard | ASME B 18.31.5 |
Thread Type | UNC Thread |
Commodity | L Foundation Bolt |
Also Named | L Type Foundation Bolt |
Material | Carbon Steel |
Diameter | 3/8, 1/2, 5/8, 3/4, 1 |
Finish | Plain/ Black Oxide/ Zinc Plated/ Hot Dipped Galvanized/ Organic/ Dacromet/ Phosphating/ Cadmium Electroplate/ Nickel Plated |
MOQ | 1000kgs |
Lead Time | 30 to 60 days |
Dimensions Table

| Nominal Diameter d | 3/8 | 3/8 | 3/8 | 3/8 | 3/8 | 3/8 | 1/2 | 1/2 | 1/2 | 1/2 | 1/2 | ||
| PP | 16 | 16 | 16 | 16 | 16 | 16 | 13 | 13 | 13 | 13 | 13 | ||
| L | Nominal Size | 6 | 8 | 10 | 12 | 14 | 16 | 6 | 8 | 10 | 12 | 14 | |
| max | 6.125 | 8.125 | 10.125 | 12.125 | 14.125 | 16.125 | 6.125 | 8.125 | 10.125 | 12.125 | 14.125 | ||
| min | 5.875 | 7.875 | 9.875 | 11.875 | 13.875 | 15.875 | 5.875 | 7.875 | 9.875 | 11.875 | 13.875 | ||
| n | Nominal Size | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| max | 1.125 | 1.125 | 1.125 | 1.125 | 1.125 | 1.125 | 1.125 | 1.125 | 1.125 | 1.125 | 1.125 | ||
| min | 0.875 | 0.875 | 0.875 | 0.875 | 0.875 | 0.875 | 0.875 | 0.875 | 0.875 | 0.875 | 0.875 | ||
| b | max | 1.625 | 1.625 | 1.625 | 1.625 | 1.625 | 1.625 | 2.125 | 2.125 | 2.125 | 2.125 | 2.125 | |
| min | 1.375 | 1.375 | 1.375 | 1.375 | 1.375 | 1.375 | 1.875 | 1.875 | 1.875 | 1.875 | 1.875 | ||
| Nominal Diameter d | 1/2 | 1/2 | 5/8 | 5/8 | 5/8 | 5/8 | 5/8 | 5/8 | 5/8 | 3/4 | 3/4 | ||
| PP | 13 | 13 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | ||
| L | Nominal Size | 16 | 18 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 8 | 10 | |
| max | 16.125 | 18.125 | 6.125 | 8.125 | 10.125 | 12.125 | 14.125 | 16.125 | 18.125 | 8.188 | 10.188 | ||
| min | 15.875 | 17.875 | 5.875 | 7.875 | 9.875 | 11.875 | 13.875 | 15.875 | 17.875 | 7.812 | 9.812 | ||
| n | Nominal Size | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | |
| max | 1.125 | 1.125 | 2.125 | 2.125 | 2.125 | 2.125 | 2.125 | 2.125 | 2.125 | 3.188 | 3.188 | ||
| min | 0.875 | 0.875 | 1.875 | 1.875 | 1.875 | 1.875 | 1.875 | 1.875 | 1.875 | 2.812 | 2.812 | ||
| b | max | 2.125 | 2.125 | 4.188 | 4.188 | 4.188 | 4.188 | 4.188 | 4.188 | 4.188 | 4.25 | 4.25 | |
| min | 1.875 | 1.875 | 3.812 | 3.812 | 3.812 | 3.812 | 3.812 | 3.812 | 3.812 | 3.75 | 3.75 | ||
| Nominal Diameter d | 3/4 | 3/4 | 3/4 | 3/4 | 3/4 | 1 | 1 | 1 | 1 | 1 | 1 | ||
| PP | 10 | 10 | 10 | 10 | 10 | 8 | 8 | 8 | 8 | 8 | 8 | ||
| L | Nominal Size | 12 | 14 | 16 | 18 | 24 | 10 | 12 | 14 | 16 | 18 | 24 | |
| max | 12.188 | 14.188 | 16.188 | 18.188 | 24.25 | 10.188 | 12.188 | 14.188 | 16.188 | 18.188 | 24.25 | ||
| min | 11.812 | 13.812 | 15.812 | 17.812 | 23.75 | 9.812 | 11.812 | 13.812 | 15.812 | 17.812 | 23.75 | ||
| n | Nominal Size | 3 | 3 | 3 | 3 | 3 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | |
| max | 3.188 | 3.188 | 3.188 | 3.188 | 3.188 | 3.688 | 3.688 | 3.688 | 3.688 | 3.688 | 3.688 | ||
| min | 2.812 | 2.812 | 2.812 | 2.812 | 2.812 | 3.312 | 3.312 | 3.312 | 3.312 | 3.312 | 3.312 | ||
| b | max | 4.25 | 4.25 | 4.25 | 4.25 | 4.25 | 6.25 | 6.25 | 6.25 | 6.25 | 6.25 | 6.25 | |
| min | 3.75 | 3.75 | 3.75 | 3.75 | 3.75 | 5.75 | 5.75 | 5.75 | 5.75 | 5.75 | 5.75 | ||
Product Details

Product Advantages

Advantages Of L Foundation Bolt
1. L type Anchor bolts are embedded in concrete and used to support steel columns and concrete structures and other related erections.
2. These L type foundation bolts can be used in many types of constructions and also use in light poles, parking, and other structures.
3. L type foundation bolts vary in shape, size, and material, depending on the specific application, however, they all consist of a threaded end where a nut and washer can be attached for the external load.
4. L Bolts have many uses but are often used to attach a plate member to the concrete foundation, provide anchorage for lightweight post bases, and for general anchorage to concrete.
5. AYA Fasteners-Devoting to satisfying the multi-scenario fastening demand of our global customers.
6. AYA guarantees its standardization with its sophisticated supply-chain system, advanced purchasing system, integrated warehouse management system, and responsive logistic system. Our standardized management facilitates rapid response to customers' needs, providing our customers with more effective and efficient services.
Quality Inspection

Final product inspection is a key point. AYA has a complete sampling check system for this important task and each detail will be fully inspected.
Packaging & Container Loading

Automated packing lines improve the quality and speed of the packaging work.
OEM services are supported by AYA on labels.
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.
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