Stainless Steel Round Grade 316

Stainless Steel Grade 316 round bar is the ultimate choice for precision components in high-corrosion environments. While Grade 304 is the standard for general use, Grade 316 (EN 1.4401/1.4404) contains added Molybdenum, providing the critical resistance needed to survive constant exposure to salt water, chlorides, and aggressive industrial chemicals.

Often referred to as Marine Grade stainless steel, this round bar is a staple for engineers producing high-performance shafts, valves, and fasteners that must maintain their structural integrity in environments where other metals would fail.

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Key Characteristics of Grade 316 Round Bar

  • Exceptional Pitting Resistance: Specifically designed to resist pitting and crevice corrosion in chloride-rich environments.
  • Marine-Grade Durability: The industry standard for hardware, subsea components, and deck machinery used on or near the ocean.
  • Excellent Chemical Resistance: Withstands a wide variety of industrial solvents, acids, and chemical cleaners.
  • High-Temperature Performance: Offers better creep resistance and mechanical strength at elevated temperatures compared to Grade 304.
  • Non-Magnetic: Remains non-magnetic in the annealed condition, ideal for sensitive electronic and medical equipment.

Common Applications of Grade 316 Stainless Steel Round Bar

  • Marine Engineering: Propeller shafts, boat fittings, rudder stocks, subsea valves, and offshore platform components.
  • Chemical & Pharmaceutical: Valve parts, mixing shafts, pump shafts and fasteners for chemical processing plants.
  • Food & Beverage: Equipment used in high-salt food production or acidic environments (e.g., vinegar or citrus processing).
  • Medical & Healthcare: Precision-machined surgical components and laboratory equipment.
  • Coastal Architecture: Heavy-duty balustrade pins, marine-grade structural tie-rods, and architectural fixings in coastal zones.

Why Order from metals4U?

  • Precision Cut to Length: Our professional sawing service ensures your Grade 316 rod is delivered at the exact length you need, reducing your machining time and scrap.
  • Vast Range of Diameters: We stock a wide variety of sizes ready for immediate dispatch from our central UK warehouse.
  • No Minimum Order: Whether you need a single cut length for specialist prototype machining or bulk bar runs for a major manufacturing contract, we offer competitive trade pricing for all.
  • Fast UK-Wide Delivery: Benefit from rapid shipping, with free delivery to England and Wales on all orders over £115.
  • Full Traceability: Every bar is sourced from premium mills and meets all relevant British and European quality standards.

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