1/4-20*1'' Gr. 8 ANSI/ASME B18.2.1 Yellow Zinc American Allen Hex Head Bolts Wholesale Fasteners
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Product Attributes
- Material
- High Strength Steel
- Type
- Hexagon Head
- Connection
- Common Bolt
- Model NO.
- 1/4-20*1''
- Head Style
- Round
- Standard
- ANSI, ASME B18.2.1
- Grade
- 8
- Application
- Machinery, Chemical Industry, Environmental, Building
- Finish
- Black/Zinc/Decromet or Customized
- Management System Certificate
- ISO9001, IATF16949
- Customized
- Accept
- Sample Charge
- Free
- Exterior Finish
- Zinc/Black/Dacromet etc
- Transport Package
- Cartons + Pallets
- Specification
- 25.00cm * 15.00cm * 10.00cm
- Trademark
- JX
- Origin
- Hangzhou Zhejiang
- HS Code
- 7318150000
- Production Capacity
- 2000 Tons Per Quater
- Package Size
- 26.00cm * 26.00cm * 14.00cm
- Package Gross Weight
- 25.000kg
Product Images of 1/4-20*1'' Gr. 8 ANSI/ASME B18.2.1 Yellow Zinc American Allen Hex Head Bolts Wholesale Fasteners
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1/4-20*1'' Gr. 8 ANSI/ASME B18.2.1 Yellow Zinc American Allen Hex Head Bolts Wholesale Fasteners -
1/4-20*1'' Gr. 8 ANSI/ASME B18.2.1 Yellow Zinc American Allen Hex Head Bolts Wholesale Fasteners
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Product Description
| Hex Bolt/Hex Head Bolt | |
| Standard | ANSI/ASME B18.2.1, or customized |
| Diameter | 1/4''-20, or customized |
| Length | 1'', 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
| 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 | ||||||||||||||
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Established in 2004, we are a professional fastener manufacturer based in Hangzhou, China. With almost 20 years of industry experience, we specialize in producing a wide range of imperial and metric fasteners, including DIN, ANSI, ASME, ISO, JIS, BSW, and more. Our product portfolio also extends to CUSTOM fasteners to meet specific requirements. Over the years, we have successfully exported our products to Europe, North America, and other regions, helping numerous suppliers and manufacturers expand their markets.
1. Bolts: hex head bolts, hex socket bolts, carriage bolts, flange bolts, etc
2. Screws: machine screws, self-drilling screws, set screws, 12.9 shoulder screws, hex head wood screws, self-tapping screws, etc
3. Nuts: hex nuts, k-nuts/k-lock nuts, nylon inserted nuts, stamped metal self-locking nuts, hex flange nuts, cap nuts, rivet nuts, etc
4.Non-standard fasteners: semi-hollow rivets, step rivets, etc
About the Supplier
Company Profile
Hangzhou Jiangxin Industry Co., Ltd., established in 2004, is a national high-tech enterprise and a leading scientific and technological company in Zhejiang Province. We are a professional fastener manufacturer, integrating production, research and development, and sales. Our facility is equipped with the world's most advanced fastener production equipment and managed using an advanced ERP system.
The company is ISO9001 & IATF16949 certified and operates distribution outlets and logistics centers in East China. We specialize in the production and distribution of fasteners that meet various standards, including German (DIN), American (ANSI, ASME), International (ISO), National (GB), Japanese (JIS), and British (BSW) standards, as well as non-standard parts. Our product range includes high-strength bolts and advanced expansion bolts, made from various materials such as carbon steel, alloy steel and stainless steel (304 and 316). Our products are widely used in industries such as high-speed rail, automotive, maritime, machinery, molds, electronics, and construction, and are favored by both domestic and international clients for their excellent performance, quick installation, attractive appearance, compatibility, and stability.
Our products include:
Bolts: Hex head bolts, hex socket bolts, carriage bolts, flange bolts, and more.
Screws: Machine screws, drilling screws, set screws, 12.9 shoulder screws, hex wood screws, self-tapping screws, and more.
Nuts: Hex nuts, K-nuts/K-lock nuts, nylon insert lock nuts, stamped metal lock nuts, hex flange nuts, cap nuts, rivet nuts, and more.
Other Products: Semi-hollow rivets, step rivets, and various custom non-standard fastening solutions.
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