
Offshore Mooring Chain Manufacturer with Dnv Class Certificate for Ports Mining Chain Round Link Chain. 20+ Years Experience: Over two decades of specialized manufacturing experience in chain production. High Strength Grades: Available in Grade 100, 80, and 63 with enhanced C-grade (>900MPa) and D-grade (>1050 MPa). Customization Support: Full customization available from samples or designs with lead time within 15 working days. Durable Material: Made from high-quality alloy steel with rust-resistant surface treatment and high toughness. Wide Application: Suitable for mining, tunneling, scraper conveyors, and coal mining machinery. Strict Quality Control: 100% qualified storage rate and verification load at 80% of minimum breaking load. Certified Manufacturer: ISO, DIN, BS, GB standards compliance with CE certification and DNV class certificate. Competitive Pricing: Direct factory pricing ensures high quality at comparable market prices.