High-Performance Mooring and Wire Ropes – Alfa Marine Onboard
Alfa Marine Onboard is your trusted supplier of high-performance mooring ropes and wire ropes, ensuring safe and efficient operations across the maritime industry. Our extensive product range is designed to meet the demanding conditions of vessel mooring, towing, and offshore applications.
We provide a variety of mooring ropes, including synthetic and natural fiber options, offering superior strength, flexibility, and resistance to harsh marine environments. Our wire ropes, manufactured to the highest standards, ensure durability and reliability for heavy-duty applications such as lifting, anchoring, and cargo handling.
Steel Wire Ropes
Steel wire ropes are meticulously crafted to meet diverse industrial needs, ensuring reliability and strength across various applications. Below is an overview of their key specifications.
Steel wire ropes – key specifications:
- Nominal Diameters:
- Available from 2 mm to 120 mm, accommodating a wide range of load requirements.
- Strand Constructions:
- 1×7, 1×19, 1×37, 1×61
- Compliant with PN-EN 12385-10 for telecommunication masts
- Rope Constructions:
- T6x7, T6x19, S6x19, W6x19, WS6x31, WS6x36, T6x37, F6x19 (F6x25), S8x19, W8x19, F8x19 (F8x25), WS8x36
- Core Types:
- Natural organic (NFC, Ao)
- Synthetic organic (SFC)
- Steel cores (WSC, IWRC, At)
- Wire Tensile Strengths:
- 1570 N/mm²
- 1770 N/mm²
- 1960 N/mm²
- 2160 N/mm²
- Lay Directions:
- Right regular lay (RHOL): sZ and Zs
- Right lang lay (RHLL): zZ
- Left regular lay (LHOL): zS and Sz
- Left lang lay (LHLL): sS
- Wire Finishes:
- Uncoated
- Galvanized
- Dry
- Lubricated
- Packaging Options:
- Coiled
- Spooled
- End Terminations:
- Cut ends
- Tapered ends
- Aluminum, copper, or steel ferrules
- Stopper buttons
- Threaded ends custom-made
- Eye and fork terminations, including CROSBY types S501 and S502
- Resin or metal socketed cone terminations
- Spliced loops
- Standards Compliance:
- PN-EN 12385-4
- PN-EN 12385-5
- Machinery Directive 2006/42/EC
Our technical advisors possess comprehensive knowledge of wire ropes and their applications. Whether you’re uncertain about the appropriate rope for your equipment or seeking to enhance durability, our team is ready to assist. We offer analyses and recommendations tailored to your specific requirements, ensuring optimal performance and safety.
For more detailed information or personalized consultation, please contact our technical advisors or submit an inquiry through our website.
Stainless Steel Wire Ropes
Our stainless steel wire ropes are meticulously crafted to meet diverse industrial needs, ensuring reliability and strength across various applications. Below is an overview of their key specifications.
Stainless steel wire ropes – key specifications:
- Material Quality – Manufactured from high-grade stainless steel, specifically WDI PYTHON’s 1.4401 (AISI 316), known for its excellent resistance to corrosion and harsh environments.
- Diameter Range – Available in diameters ranging from 2 mm to 120 mm, accommodating a wide range of load requirements.
- Strand Constructions – Options include 1×19, 1×37, 1×61, among others, allowing selection based on specific application needs.
- Core Types – Available with various core options, including natural organic (NFC, Ao), synthetic organic (SFC), and steel cores (WSC, IWRC, At), each offering unique benefits tailored to different operational demands.
- Compliance and Standards – All ropes conform to PN-EN 12385-4 and meet the requirements of the Machinery Directive 2006/42/EC, ensuring safety and quality.
- Special Applications – For specialized applications, ropes are available in higher grades such as 1.4436 and 1.4571, as well as non-rotating designs.



Our technical advisors possess comprehensive knowledge of wire ropes and their applications. Whether you’re uncertain about the appropriate rope for your equipment or seeking to enhance durability, our team is ready to assist. We offer analyses and recommendations tailored to your specific requirements, ensuring optimal performance and safety.
Mooring Ropes
Mooring ropes come in various materials, each designed for specific maritime and industrial applications. From lightweight polypropylene to ultra-strong Dyneema®, our selection ensures reliability and performance in demanding environments.
Mooring ropes – materials and applications:
- Polypropylene Ropes – Lightweight, resistant to chemicals, and ideal for floating applications like water sports and marine operations.
- Braided PP Multifilament Ropes – Soft yet durable, perfect for yacht mooring or general maritime tasks.
- Polyolefin with Polyester Ropes – Combines strength and UV resistance, perfect for long-term outdoor use.
- Polyamide Ropes – High abrasion resistance and soft feel, great for climbing or heavy-duty tasks.
- Dyneema® Ropes – Ultra-strong and lightweight, ideal for critical lifting applications.
- HMPE Ropes – Strong and light, suitable for heavy-duty applications requiring steel-wire strength.

With a focus on quality, Alfa Marine Onboard partners with leading manufacturers to deliver ropes that meet international safety and performance standards. Whether you need ropes for a new vessel or replacement solutions for ongoing operations, our team is ready to provide expert guidance and efficient logistics support.

Choosing Alfa Marine Onboard means gaining access to premium marine equipment with competitive lead times and unparalleled customer service. Our commitment to safety and operational excellence ensures that your fleet remains secure and efficient at all times.