S-93190A916 1"-8 x 3" ASME B18.2.1 Super-Corrosion-Resistant 316 Stainless Steel Hex Head Screws
Super-Corrosion-Resistant 316 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 316 stainless steel construction, ideal for harsh chemical and marine environments.
- High tensile strength of 70,000 PSI ensures reliable performance under heavy loads and vibration.
- Rockwell B70 hardness provides superior durability and resistance to wear and deformation.
- Coarse UNC thread and Class 2A fit enable quick installation and a secure, reliable hold.
- Fully threaded design offers maximum grip and holding power along the entire 3" length.
- External hex drive and hex head allow for easy tightening with standard tools, even in confined spaces.
- Compliance with ASME B18.2.1, RoHS 3, and REACH guarantees material safety and manufacturing consistency for industrial use.
Professional Applications & Engineering Value
This heavy-duty hex head screw is engineered to solve critical fastening challenges in demanding sectors like chemical processing, marine construction, and offshore infrastructure. The 316 stainless steel material offers superior resistance to pitting and crevice corrosion, significantly extending service life in aggressive environments. The coarse 1"-8 UNC thread and Class 2A thread fit provide excellent engagement and vibration resistance, reducing the risk of loosening in high-stress assemblies. With a fully threaded design and external hex drive, these screws ensure maximum clamping force and straightforward installation, making them a reliable choice for structural applications, machinery, and equipment where high tensile strength and long-term reliability are non-negotiable.
Specification Summary & Compliance
This product features a 1"-8 UNC coarse thread with a Class 2A thread fit, ensuring precise dimensional accuracy and reliable assembly. Manufacturing and dimensional specifications strictly conform to ASME B18.2.1. The screw is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of restricted hazardous substances and supporting sustainable, safe industrial practices.
