Custom Marine Stainless Steel Ring Screws & Cable Rings - 316/316L Grade, M6-M36 Size Range, 515-690 MPa Tensile Strength
Price:
$0.5-2
MOQ:
100pcs
Delivery Time:
30 days
Brand:
Qingdao Sande Tech Co.,Ltd
Product Description
Marine-Grade Stainless Steel Ring Screws & Cable Rings
Precision CNC-machined components engineered to withstand harsh marine environments, featuring superior corrosion resistance and certified to meet international marine standards.
Material Specifications
Primary Material: 316/316L Stainless Steel (A4 Marine Grade)
Alternative Options: 304, Duplex 2205 (for higher strength)
Tensile Strength: 515-690 MPa
Corrosion Resistance: PREN >35
Surface Finish: Passivated or electropolished (Ra ≤1.6 μm)
Manufacturing Process
Precision CNC Machining: ±0.05mm tolerance for critical dimensions
Threading: ISO metric, UNC/UNF, or custom profiles
Heat Treatment: Solution annealing for stress relief (optional)
Secondary Operations:
- Deburring & edge radiusing
- Hot-dip galvanizing (for hybrid steel/stainless systems)
Product Range
| Part Type | Size Range | Key Features |
|---|---|---|
| Ring Screws | M6 to M36 | Eye bolts, U-bolts, load-rated |
| Cable Rings | 10mm to 150mm ID | Welded/seamless construction |
| Custom Terminals | Per client drawings | Swaged, threaded, or clamped |
Quality Assurance
Certifications: DNV-GL, ABS, Lloyd's Register Type Approval
Testing:
- Salt spray testing (1000+ hours to ASTM B117)
- Load testing to 150% of working limit
- Magnetic particle inspection (for critical welds)
Applications
Marine & Offshore:
- Rigging systems
- Mooring equipment
- Sailboat hardware
Industrial:
- Crane slings
- Safety tether points
- Architectural cable systems
Product Images
Ordering Information
MOQ: 100 pieces (lower quantities for prototyping)
Packaging: PVC-coated, VCI paper, or wooden crates
Export: CE marked, compliant with EU Marine Equipment Directive
Custom Manufacturing Available
Submit your CAD drawings or specifications for instant DFM feedback and custom machining solutions.
Similar Products
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Qingdao Sande Technology Co., LTD
Location
South Building, China-South Korea Maker Industrial Park, Chengyang District, Qingdao City, Shandong Province
Contact Person
tian