S-92198A128 1/2"-13 x 18" ASME B18.2.1 18-8 Stainless Steel Hex Head Screws
18-8 Stainless Steel Hex Head Screws
Image may differ from product. See technical specification for details.
Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
Key Features & Benefits at a Glance
- Exceptional corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh industrial environments
- Superior mechanical strength with 80,000 psi tensile strength and Rockwell B70 hardness for heavy-duty applications
- Reliable coarse threading (UNC) with Class 2A fit ensures secure fastening and easy installation
- Optimized partial threading design provides enhanced grip strength in demanding structural connections
- Standard-compliant manufacturing meeting ASME B18.2.1 specifications for consistent quality and performance
- Environmental compliance with RoHS 3 and REACH regulations for safe, sustainable industrial use
- Versatile external hex drive allows for high-torque installation using standard tools
Professional Applications & Engineering Value
This heavy-duty hex head screw delivers critical performance in structural and machinery applications where vibration resistance and long-term reliability are paramount. The 18-8 Stainless Steel composition provides excellent corrosion resistance, significantly extending service life in demanding environments. The 1/2"-13 UNC coarse thread configuration ensures rapid installation and superior holding power, while the partial threading design concentrates strength where needed most. With 80,000 psi tensile strength and Rockwell B70 hardness, this fastener withstands extreme mechanical stresses in construction, industrial equipment, and infrastructure projects where failure is not an option.
Specification Summary & Compliance
This 18-inch hex head screw features 1/2"-13 UNC coarse threads with Class 2A thread fit for precise dimensional accuracy. Manufactured to ASME B18.2.1 standards, it ensures consistent quality and interchangeability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, meeting the latest industry requirements for hazardous substance restrictions and chemical safety.
