S-90696A227 1/2"-13 x 20" ASME B18.3 18-8 Stainless Steel Socket Head Screws
18-8 Stainless Steel Socket 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
- Superior corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh environments and long-term reliability.
- Exceptional tensile strength rated at 70,000 psi, providing reliable performance in high-stress applications.
- Precise Class 3A thread fit ensures tight, secure fastening with minimal risk of loosening under vibration.
- Heavy-duty 20" length with partial threading offers versatile clamping across large assemblies and deep-set applications.
- Robust Rockwell B70 hardness enhances durability and resistance to wear and deformation.
- Standard hex socket drive allows for high-torque installation with common tools, reducing assembly time.
- Compliance with ASME B18.3, RoHS 3, and REACH guarantees quality, safety, and environmental standards are met.
Professional Applications & Engineering Value
Engineered for demanding industrial settings, this Socket Head Cap Screw delivers critical performance where reliability is non-negotiable. The 18-8 Stainless Steel material combats corrosion in moist or chemical-exposed environments, while the 1/2"-13 UNC coarse thread and Class 3A fit provide superior grip and vibration resistance in heavy machinery, structural frames, and large equipment assemblies. Its 20" partially threaded design allows for effective load distribution and ease of alignment, solving common issues of joint failure and misalignment. With a hex drive for secure tool engagement, these screws streamline maintenance and reduce downtime in sectors like manufacturing, construction, and automotive engineering.
Specification Summary & Compliance
This screw adheres to ASME B18.3 specifications, with a Class 3A thread fit ensuring precise dimensional accuracy and interchangeability. It features a 1/2"-13 UNC coarse thread, 3/8" hex drive, and Rockwell B70 hardness. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), it meets environmental and safety regulations for industrial use.
