As the leading ship supplier in British Antarctic Territory, Marine Intercom Systems, we specialize in delivering high-quality Mooring Chain with unmatched speed and reliability. Trusted by shipowners and masters worldwide, our team ensures your vessel gets everything it needs — on time, every time.
Mooring chains and anchor chains are heavy-duty steel chains used to secure vessels to the seabed or floating structures. They provide high tensile strength and corrosion resistance for reliable marine anchoring and mooring. These chains are designed to withstand harsh ocean conditions and heavy loads.
Mooring Chain and Anchor Chain Specifications:
Size: 12mm to 210mm (diameter)
Grade: Grade 2, Grade 3, R3, R3S, R4, R4S, R5, R5S (common grades per ISO 1704 and ASTM A986)
Material: High-strength carbon steel or alloy steel (hot-dip galvanized for corrosion resistance)
Viscosity: Not applicable (solid steel construction)
Buoyancy: Negative (submerged weight varies by size and grade, typically 0.69–1.4 kg/m in water for smaller chains)
Breaking Load: Varies by grade and size (e.g., 12mm Grade 3: ~92 kN, 100mm Grade R4: ~12,500 kN)
Proof Load: Typically 50–70% of breaking load
Surface Treatment: Hot-dip galvanizing or shot peening for enhanced durability
Standards: ISO 1704, ASTM A986, DNV, LR, ABS (classification society approvals)
Common Configurations: Studlink (studded) or Studless (open link) designs
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