S-92198A605 1 1/2"-6 x 18" ASME B18.2.1 18-8 Stainless Steel Hex Head Screws
18-8 Stainless Steel Hex Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Exceptional corrosion resistance with 18-8 stainless steel construction for long-lasting performance in harsh environments
- High tensile strength of 80,000 PSI ensures reliable load-bearing capacity for demanding heavy-duty applications
- Rockwell B70 hardness provides superior wear resistance and durability under mechanical stress
- Coarse UNC threading enables faster installation and better performance in softer materials
- Partial threading design offers optimal grip strength while reducing material usage and weight
- External hex drive with substantial 2 1/4" head allows for high-torque installation with standard tools
- Class 2A thread fit ensures smooth assembly while maintaining secure fastening integrity
Professional Applications & Engineering Value
This heavy-duty hex head screw delivers exceptional engineering value through its 18-8 stainless steel composition and robust design. The combination of 80,000 PSI tensile strength and Rockwell B70 hardness addresses critical industrial challenges where fastener failure is not an option. The 1 1/2"-6 UNC coarse thread configuration provides superior holding power in structural applications, while the partial threading optimizes clamp load distribution. These 18-inch hex head screws are engineered for demanding applications including heavy machinery assembly, structural steel connections, and industrial equipment manufacturing where vibration resistance and long-term reliability are paramount. The external hex drive ensures compatibility with standard industrial tools for efficient installation.
Specification Summary & Compliance
This hex head screw features precise Class 2A thread fit per UNC standards with 1 1/2"-6 coarse threading and 3 1/2" minimum thread length. Manufactured to ASME B18.2.1 specifications, the fastener ensures dimensional accuracy and interchangeability. The product is fully RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant, meeting the latest environmental and safety regulations for industrial components.
