Here is a rewritten and improved version of the provided content in English, with a natural, human-like tone and over 500 characters:
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**Product Specifications:**
- **Model No.:** Heavy Hex Nuts
- **Process:** Cold Forging, Hot Forging, Machining
- **Trademark:** STRONG BOLT
- **Transport Package:** Small Box, Bulk, Customizing
- **Specification:** 1/4" - 2"
- **Origin:** Ningbo, China
- **HS Code:** 7318150000
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**Product Description:**
Heavy hex nuts are available in different surface treatments such as Black Oxidized, Yellow Zinc Plated, and more. They are made from various materials including Carbon Steel, Alloy Steel, Stainless Steel, and Copper, ensuring durability and reliability for a wide range of applications.
**Key Features:**
- **Material Options:** Carbon Steel, Alloy Steel, Stainless Steel, and Copper
- **Surface Treatments:** Black, Zinc Plated (ZP), Yellow Zinc Plated (YZP), Hot Dip Galvanized (HDG), Dacromet, Nickel Plated, Brass Plated
- **Sizes Available:** From 1/4" to 2", with detailed dimensional specifications provided below
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**Dimensional Table:**
| Size | F (max) | F (min) | G (max) | G (min) | H (max) | H (min) |
|------|---------|---------|---------|---------|---------|---------|
| 1/4 | 12.70 | 12.40 | 14.65 | 14.13 | 6.35 | 5.54 |
| 5/16 | 1.427 | 13.87 | 16.51 | 15.8 | 7.97 | 7.12 |
| 3/8 | 17.47 | 17.00 | 20.16 | 19.38 | 9.57 | 8.67 |
| 7/16 | 19.05 | 18.50 | 21.99 | 21.09 | 11.2 | 10.24 |
| 1/2 | 22.02 | 21.59 | 25.65 | 24.62 | 12.80 | 11.79 |
| 9/16 | 23.82 | 23.09 | 27.5 | 26.34 | 14.42 | 13.36 |
| 5/8 | 26.97 | 26.19 | 31.16 | 29.85 | 16.02 | 14.91 |
| 3/4 | 31.75 | 30.79 | 36.65 | 35.11 | 19.25 | 18.04 |
| 7/8 | 36.52 | 35.41 | 42.16 | 40.7 | 22.47 | 21.16 |
| 1 | 41.27 | 40.01 | 47.65 | 45.62 | 25.70 | 24.29 |
| 1 1/8| 46.02 | 44.61 | 53.16 | 50.86 | 28.93 | 27.41 |
| 1 1/4| 50.8 | 49.23 | 58.64 | 56.11 | 31.77 | 30.15 |
| 1 3/8| 55.57 | 53.83 | 64.16 | 61.37 | 35.00 | 33.28 |
| 1 1/2| 60.32 | 58.42 | 69.64 | 66.60 | 38.22 | 36.40 |
| 1 5/8| 65.07 | 63.02 | 75.15 | 71.84 | 41.45 | 39.53 |
| 1 3/4| 69.85 | 67.62 | 80.64 | 77.09 | 44.67 | 42.65 |
| 1 7/8| 74.62 | 72.24 | 86.15 | 82.35 | 47.90 | 45.78 |
| 2 | 79.37 | 76.84 | 91.64 | 87.61 | 51.13 | 48.90 |
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**Packaging Details:**
- **Carton Size:** Standard carton (27*25*14.5 cm), or customized according to customer requirements
- **Packing:** Plastic bags, boxes, cartons, pallets, or as per client’s request
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**About Us:**
As a professional supplier based in China, we have over 10 years of experience in manufacturing and exporting fasteners. Our products comply with international standards such as DIN, JIS, GB, ANSI, and BS, and we also offer custom solutions for non-standard fasteners.
We have established long-term partnerships with clients from countries including Canada, Dubai, Europe, India, Chile, Peru, and Russia. Our commitment to quality and customer satisfaction has earned us positive feedback from our users.
At STRONG BOLT, we follow the principle of "Providing services whenever and wherever our customers need it." We aim to build stable and beneficial relationships with our clients and win their trust through reliable service and high-quality products.
For more information or assistance, feel free to contact our sales team.
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