316 Stainless Steel Flat Head Captive Screw A4-50 Grade 300H Salt Spray

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September 25, 2025
Category Connection: Custom Fasteners
Brief: Discover the 316 Stainless Steel Flat Head Captive Screw, A4-50 Grade 300H Salt Spray resistant. Perfect for custom fasteners with excellent corrosion resistance and deep customization options for various industries.
Related Product Features:
  • Made of 316 stainless steel for superior corrosion resistance.
  • Available in flat head with one-word slotted design.
  • Customizable screw structure based on installation needs.
  • Offers various head types including countersunk, Phillips, and more.
  • Multiple surface treatments like zinc, polish, and black oxide.
  • Sizes range from M0.8 to M14 with lengths up to 200mm.
  • Hardness options include A2-70, A4-70, and custom grades.
  • Free samples and small batch trial orders available.
Faqs:
  • Can you provide customized services for the screws?
    Yes, we offer OEM/ODM services with 20+ years of experience in custom non-standard screws. We can create product drawings based on your requirements if needed.
  • Are samples available for the 316 Stainless Steel Captive Screw?
    Yes, we provide free samples if tooling exists. For new tooling, tooling costs apply, and shipping costs are the customer's responsibility.
  • What are the lead times for bulk orders?
    Lead times vary: 10 days for 1-10,000 pieces, 15 days for 10,001-50,000, 20 days for 50,001-100,000, and negotiable for orders over 100,000 pieces.