S-90729A631 M12 x 35 mm ASTM A276 Stainless Steel Hex Drive Flat Head Screws
Stainless Steel Hex Drive Flat 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 316 stainless steel and passivated finish, ideal for harsh environments and long-term reliability.
- High tensile strength of 70,000 psi ensures secure, durable fastening under heavy loads and mechanical stress.
- Precise Class 6g thread fit guarantees smooth installation and consistent engagement in metric coarse threaded applications.
- Efficient hex drive (8 mm) allows for easy, high-torque installation and removal with standard tools, reducing assembly time.
- Undercut flat head design with 100° countersink provides a flush, low-profile finish that minimizes protrusion and improves aesthetics.
- Full threading and Rockwell B70 hardness enhance grip strength and wear resistance, maintaining integrity through repeated use.
- Compliance with ASTM A276, RoHS 3, and REACH ensures material quality and environmental safety for global industrial standards.
Professional Applications & Engineering Value
Engineered for demanding industrial settings, this M12 flat head screw in 316 stainless steel addresses critical challenges like corrosion in marine, chemical, and outdoor applications. The passivated finish enhances surface durability, while the metric coarse thread (1.75 mm pitch) and Class 6g tolerance ensure reliable fastening in high-vibration environments, reducing loosening risks. Its undercut flat head and hex drive facilitate seamless integration into countersunk holes, providing a secure, flush fit that prevents snagging and supports streamlined assembly in machinery, construction, and transportation equipment.
Specification Summary & Compliance
This screw features precise dimensions including a 35 mm length, M12 thread size with 1.75 mm coarse pitch, and Class 6g thread fit per metric standards. Manufacturing adheres to ASTM A276 for material consistency, with full compliance to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), ensuring environmental safety and regulatory acceptance in industrial markets.
