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Class of Bolt, Nut and Washer
Mechanical Properties of Bolt:
Hardness of Bolt Set
Our Lab
Core Products
We specialize in manufacturing high-strength tension control bolts, heavy hex head bolts, and shear studs for steel structures. All products are produced according to international standards or customer drawings. For detailed specifications or custom orders, feel free to contact us. Each batch of goods comes with a 3.1 certificate or third-party inspection report to ensure quality and compliance. Whether you need standard fasteners or customized solutions, we are here to meet your needs. Let’s build a strong partnership together.
Model NO.: JX18B028
Application: Steel Structures
Finish: Black
Tensile Strength: >825MPa
Other Available Finishes: HDG, Galvanized, Dacromet, Phosphating, etc.
Trademark: HYZ or OEM
Transport Package: Carton and Wooden Pallet
Specification: 1/2" to 1-1/2"
Origin: Hangzhou, China
HS Code: 7318
ASTM A325 TYPE 1 Heavy Hex Head Bolt with Nut and Washer| Product Name | High Strength Hexagon Head Bolt |
| Standard | ASTM A325 |
| Grade | TYPE 1 grade 8.8 |
| Dia. | 1/2" to 1-1/2" |
| Length | 1-1/2" to 12" |
| Materials: | Carbon steel – 45# | Alloy steel – 40Cr / 35VB / 35CrMo / 42CrMo |
| Available Finish | Dacromet, Black Oxide, Phosphating, Electro-Galvanized, etc. |
| Bolt Set | Set = 1 Bolt + 1 Nut (DH or 2H) + 2 Washers (F436) |
| Head Marking | HYZ + A325 or Customer Brand + A325 |
| Packing | Carton and Wooden Pallet or Wooden Case; Barrel + Wooden Pallet |
| Certification: | FPC BC1, SGS, BV, ISO, Factory Testing Report |
Class of Bolt, Nut and Washer
| Components | Bolt | Nut | Washer |
| Class | 8.8 | DH | F436 |
| 8.8 | 2H | F436 |
| Properties | Yield strength (PSI/MPA) Min | Tensile strength (PSI/MPA) Min | Elongation (%) | Reduction of Area (%) |
| 1/2"–1" incl. | 92,000 (635) | 120,000 (825) | ≥14 | ≥35 |
| 1"–1-1/2" | 81,000 (560) | 105,000 (725) | ≥14 | ≥35 |
Our Lab
Core Products
We specialize in manufacturing high-strength tension control bolts, heavy hex head bolts, and shear studs for steel structures. All products are produced according to international standards or customer drawings. For detailed specifications or custom orders, feel free to contact us. Each batch of goods comes with a 3.1 certificate or third-party inspection report to ensure quality and compliance. Whether you need standard fasteners or customized solutions, we are here to meet your needs. Let’s build a strong partnership together.
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Xuzhou Bolite Import & Export Trading Co.,Ltd. , https://www.xzbltglass.com