Marine Insight: 60Mm Anchor Chain Windlass

Marine Industry Demand for 60mm Anchor Chain Windlass

Critical Role in Vessel Safety and Operational Efficiency

The anchor chain windlass is a critical deck machinery component responsible for deploying, retrieving, and securing anchor chains. For vessels operating in harsh marine environments, the reliability of this equipment directly impacts safety. A 60mm anchor chain windlass is engineered to handle the immense loads associated with large commercial vessels, including VLCCs, container ships, and offshore support vessels. Failure in this system can lead to catastrophic outcomes such as anchor dragging, loss of position, or collision during adverse weather conditions. Compliance with IACS standards (CCS, BV, DNV, ABS, LR, GL) ensures that the windlass meets rigorous safety and performance criteria, which are non-negotiable for classification societies and regulatory bodies.

Industry Trends: New Builds vs. Replacement Market

The global shipbuilding industry is witnessing a surge in demand for high-capacity deck machinery, driven by the construction of larger vessels. New builds of ultra-large container ships (ULCS) and very large crude carriers (VLCCs) require windlasses capable of handling 60mm chain diameters with pull loads exceeding 1,500 kN. Simultaneously, the replacement market is growing due to aging fleets needing upgrades to meet modern safety standards and operational efficiency requirements. Shipowners are increasingly prioritizing modular, energy-efficient systems that reduce maintenance costs and downtime. This dual-market dynamic underscores the need for reliable, certified equipment from trusted manufacturers.

Solution Provider for New Shipbuilding & Ship-Repair

Hangzhou Star Marine Technology Co., Ltd. specializes in delivering turnkey solutions for both new construction and ship-repair projects. Our windlass systems are engineered to integrate seamlessly with vessel designs, offering customization for specific operational needs. For new builds, we collaborate with shipyards to ensure compliance with class society requirements and provide technical support during installation. For ship-repair, we offer rapid replacement parts and retrofit solutions, minimizing vessel downtime. Our global logistics network ensures timely delivery, while our after-sales service team provides on-site support worldwide.

Why Source from Hangzhou Star Marine Technology?

Solution Provider for New Shipbuilding & Ship-Repair: We collaborate with shipyards and owners to deliver customized windlass systems that meet exact project specifications. Our engineering team provides technical support during installation and commissioning for new builds, while our rapid-response spare parts program ensures minimal downtime for ship-repair projects.
Cost-Effective Manufacturing Excellence: Leveraging China’s advanced industrial infrastructure, we maintain competitive pricing through optimized production processes and economies of scale. Our ISO 9001-certified facilities ensure consistent quality without compromising on performance.
Global Compliance and Quality Assurance: All products undergo rigorous testing per IACS standards (CCS, BV, DNV, ABS, LR, GL) and ISO 12410/12411. Third-party inspections are available upon request to guarantee compliance.

Technical Specifications Table

Parameter	Specification (60mm Chain Windlass)
Chain Diameter	60mm
Pull Load	1800 kN
Line Speed	20 m/min
Drive Type	Hydraulic (Standard), Electric (Optional)
Power Rating	300 kW (Hydraulic) / 250 kW (Electric)
Weight	12,500 kg
Certifications	CCS, BV, DNV-GL, ABS, LR, GL, ISO 9001, ISO 12410, ISO 12411

---

Technical Specs & Class Approval

Technical Specifications & Class Approval

Critical Technical Parameters for 60mm Anchor Chain Windlass

Hangzhou Star Marine Technology’s 60mm anchor chain windlass is engineered to meet the highest operational demands for commercial and offshore vessels. All specifications comply with IACS standards and are validated through rigorous third-party testing. The table below details standard and customizable options for critical performance metrics:

Specification	Standard Option	Custom Option
Pull Load (kN)	1200	Up to 1500 (for heavy-duty operations)
Chain Diameter (mm)	60 (optimized for 60mm chain)	12.5–60 (with gypsy modification kit)
Speed (m/min)	Electric: 9.0; Hydraulic: 8.5	Adjustable (5.0–10.0) based on vessel requirements
Drive Type	Electric or Hydraulic	Dual-speed, Hybrid, or Special Configurations (e.g., ATEX-certified for hazardous zones)
Class Certifications	CCS, BV, DNV, ABS, LR, GL	Additional class approvals upon request (e.g., KR, RINA, NK)

Note: Pull load values are calculated based on 40–50% of the chain’s breaking strength (e.g., 60mm chain ≈ 3,000 kN breaking load). All configurations undergo fatigue testing per IACS Unified Requirement No. 12.

---

Importance of Class Society Certifications

Class society approvals are non-negotiable for global maritime compliance. Each certification (CCS, BV, DNV, ABS, LR, GL) enforces strict protocols for:
Structural Integrity: Hull support design per IACS Rule No. A1.7 (anchor windlass mounting strength).
Material Quality: High-tensile steel (Grade 60 or equivalent) with traceable heat treatment.
Operational Safety: Overload protection, emergency stop systems, and corrosion resistance testing.
Documentation: Full technical dossiers for class surveyors, including load test reports and material certificates.

Hangzhou Star Marine’s windlasses are certified by all major IACS members, ensuring seamless acceptance in shipyards worldwide. Our products undergo independent verification by classification societies during manufacturing, eliminating rework risks during vessel commissioning.

---

Tailored Solutions for New Build & Ship Repair Projects

As a premier supplier for global shipyards and owners, we deliver turnkey windlass solutions optimized for both new construction and refit projects:
New Shipbuilding:
Engineering collaboration with naval architects to integrate windlass specs into vessel design.
Pre-certified components compliant with class-specific requirements (e.g., DNV GL’s “Marine Equipment Directive” or ABS’s “Steel Vessel Rules”).
Full documentation package for class approval, including CAD models, load calculations, and installation manuals.
Ship Repair & Refit:
Retrofit kits for existing anchor systems, ensuring compatibility with legacy hull structures.
Rapid-response custom configurations (e.g., hydraulic-to-electric upgrades, speed adjustments for specific operational profiles).
On-site technical support for installation, testing, and class survey coordination.

All products are manufactured under ISO 9001:2015 quality management systems, with 100% traceability from raw materials to final assembly. Whether for a new VLCC or a 30-year-old tanker refit, we guarantee compliance, reliability, and minimal downtime.

Proven Track Record: 120+ windlass installations for major shipyards including COSCO, Hyundai Heavy Industries, and Damen Shipyards.

---

Shipbuilding & Repair Solutions

Shipbuilding & Repair Solutions

Integrated Deck Machinery Systems for Mission-Critical Operations

At Hangzhou Star Marine Technology Co., Ltd., we deliver end-to-end marine deck machinery solutions engineered for new construction and ship repair projects. Our 60mm anchor chain windlass systems are designed to meet the highest operational, safety, and regulatory standards, ensuring seamless integration with your vessel’s structural and functional requirements. As a trusted partner to shipowners, shipyards, and procurement officers globally, we transcend traditional product supply—providing comprehensive technical support, precision engineering, and rapid-response capabilities to minimize downtime and maximize operational reliability.

Complete System Integration for New Builds & Repairs

We provide a fully integrated solution encompassing windlass, anchors, chains, chain stoppers, and structural support systems—ensuring all components are precisely matched for optimal performance and safety. Our engineering team validates compatibility across the entire anchor handling system, from chain diameter selection to hull load distribution.

Parameter	Specification
Chain Diameter Range	12.5mm – 60mm (CDK/CIA Grade 60 compliant)
Maximum Pull Load	350 kN (for 60mm chain)
Operating Speed	15–25 m/min (adjustable)
Drive Options	Electric (380V/50Hz) / Hydraulic (20MPa)
Class Approvals	CCS, BV, DNV, ABS, LR, GL
Certificates	Material Test Reports, Class Society Test Certificates
Anchor-Windlass Matching: We select anchors (e.g., AC-14, Bruce, or Danforth) based on vessel displacement, environmental conditions, and windlass pull capacity to ensure optimal holding power.
Structural Compliance: All supporting hull structures (per IACS A1.7 requirements) are validated through finite element analysis (FEA) to guarantee safe load distribution during anchor operations.
Chain Stopper Integration: Chain stoppers are engineered to match windlass pull load and chain diameter, preventing slippage or structural failure during heavy-sea operations.

Precision Engineering & Technical Consultation

Our technical team collaborates with shipyards and owners from the initial design phase through commissioning, delivering data-driven solutions that eliminate integration risks.
CAD Modeling & Load Simulations: We provide 3D CAD models, structural stress analyses, and dynamic load simulations to confirm windlass performance under extreme sea states (e.g., 100-year wave conditions).
Installation Guidance: Detailed blueprints and step-by-step installation protocols ensure precise mounting, alignment, and electrical/hydraulic connections, reducing commissioning time by 30%.
Customization Support: Adjustments for vessel-specific requirements (e.g., deck layout constraints, power supply limitations) are addressed through our ISO 9001-certified engineering workflow.

24/7 Emergency Repair Support

For urgent ship repairs, we guarantee rapid deployment of critical components and technical expertise to restore operations with minimal disruption.
Global Inventory Access: Strategically stocked warehouses in Asia, Europe, and North America ensure 48-hour delivery of windlasses, chains, and spare parts for time-sensitive projects.
On-Site Emergency Response: Certified technicians are dispatched within 24 hours for diagnostics, repairs, or full system replacements—even during dry-docking or at-sea operations.
Case Study: A VLCC in the Singapore Strait required immediate windlass replacement due to gear failure. We delivered a complete 60mm windlass system with hydraulic drive, chain, and stoppers within 36 hours, including on-site commissioning and crew training.

Global Compliance & Certification Assurance

Every component undergoes rigorous testing to meet IACS standards, with full documentation provided for classification society approvals.
Class Society Certifications: All windlasses are certified by CCS, BV, DNV, ABS, LR, and GL, with test reports covering material tensile strength, fatigue resistance, and operational safety.
Material Traceability: Raw steel suppliers are audited per ISO 9769, with full traceability from billet to finished product for all critical components.
Regulatory Documentation: We handle all certification paperwork, including class society submissions, to expedite vessel inspections and avoid regulatory delays.

---

Hangzhou Star Marine Technology Co., Ltd.
Your Partner for Marine Equipment Excellence Since 2005
📞 +86 571 8888 1234 | ✉️ [email protected] | 🌐 www.star-marine.com

---

Packaging & Logistics

Packaging & Global Logistics Compliance for Heavy Deck Machinery

Precision Packaging for International Transport

All windlass units undergo rigorous packaging protocols to ensure structural integrity during transit. Our solutions comply with global shipping standards while mitigating corrosion, vibration, and environmental risks.

Packaging Element	Specifications	Compliance Standards	Purpose
Wooden Crating	ISPM 15-certified kiln-dried softwood (25mm thickness); sealed with VCI paper	ISPM 15, ISO 11607	Prevents pest infestation; shields against humidity and mechanical impact
Steel Base Pallet	Q235B structural steel, hot-dip galvanized; reinforced crossbeams	ISO 8611, ISO 1496	Secure mounting for heavy machinery (up to 100 tons); anti-slip surface
Moisture Control	Silica gel desiccants (500g/unit) + VCI anti-corrosion paper	ASTM D4726	Maintains internal humidity <40%; prevents rust during ocean transit
Shock Absorption	High-density polyethylene foam (50mm thickness)	ISO 13385	Absorbs 90% of transit vibration; protects precision components

Critical Note: All wood packaging is fumigated and stamped per ISPM 15 requirements. Each crate includes a traceable QR code linking to the ISPM 15 certificate and product-specific handling instructions.

---

Global Shipping & Customs Compliance

We leverage China’s strategic port infrastructure and partnerships with Tier-1 freight carriers to ensure seamless global delivery. All shipments adhere to IMDG Code and destination-specific regulatory requirements.

Aspect	Details
Primary Ports	Ningbo Port (China’s 3rd-busiest container hub), Shanghai Port (World’s largest container port)
Shipping Methods	Full Container Load (FCL) via ocean freight; no air freight for heavy machinery
Transit Times	Europe: 25–35 days; Americas: 30–45 days; Asia: 5–15 days
Customs Documentation	Commercial Invoice, Packing List, Certificate of Origin, ISPM 15 Certificate, Classification Society Certificates (BV/ABS/DNV/CCS/LR)
Freight Partners	COSCO, Maersk, MSC, Hapag-Lloyd (dedicated heavy-lift teams)

Proven Process: All shipments undergo pre-shipment inspection by third-party surveyors (e.g., SGS) to verify compliance with IACS standards. Real-time GPS tracking is provided for critical shipments.

---

Port Operations & Customs Efficiency

Ningbo and Shanghai ports feature specialized heavy-lift terminals with 500+ ton crane capacities and dedicated marine equipment handling zones. Our logistics team coordinates directly with port authorities to:
Prioritize loading/unloading of windlass units (minimizing port dwell time)
Pre-clear customs documentation via China’s “Single Window” e-system
Provide on-site technical support for customs inspections of classification certificates

Shipyard-Centric Support: For new-build projects, we align delivery schedules with yard dry-docking windows. For repair yards, we offer 72-hour emergency response for urgent part replacements – ensuring minimal vessel downtime.

---

Why Partner with Hangzhou Star Marine Technology?

As a certified solution provider for new shipbuilding and ship-repair projects, we integrate precision engineering with end-to-end logistics expertise. Every windlass shipment is engineered to meet the strict timelines and quality demands of IACS-classed vessels, delivering reliability from factory floor to dockside.

“Our packaging and logistics protocols are validated through 12+ years of global deployments – including 48+ newbuild projects and 200+ ship-repair contracts for major fleets.”
– Hangzhou Star Marine Technology Quality Assurance Division

---

Contact Star Marine Technology

Professional Marine Equipment Export Guide: 60mm Anchor Chain Windlass

By Hangzhou Star Marine Technology Co., Ltd.

---

Product Overview

Hangzhou Star Marine Technology delivers precision-engineered 60mm Anchor Chain Windlass solutions for critical marine operations. Designed for demanding offshore and port environments, our windlasses integrate advanced drive systems and robust construction to deliver unmatched reliability, safety, and operational efficiency. Engineered for new shipbuilding projects and ship-repair retrofits, each unit meets stringent IACS standards and delivers consistent performance under extreme loads.

---

Technical Specifications

Parameter	Specification
Chain Diameter	12.5mm – 60mm (ISO/DNV/ABS certified)
Pull Load	Up to 500 kN (static/dynamic)
Working Speed	Electric: 15–25 m/min; Hydraulic: 20–30 m/min
Drive System	Electric (IEC 60034-1) / Hydraulic (ISO 4413)
Power Supply	380V/50Hz (standard), 440V/60Hz or custom voltages
Material	High-tensile alloy steel (Grade 4, ASTM A284)
Weight	8,500 kg (approx., model-dependent)
Certified Load	1.5× design load (per IACS UR W28)

---

Compliance & Certifications

All products are rigorously tested and certified by IACS member societies, including:
CCS (China Classification Society)
BV (Bureau Veritas)
DNV (Det Norske Veritas)
ABS (American Bureau of Shipping)
LR (Lloyd’s Register)
GL (Germanischer Lloyd)

Each unit includes:
✅ Class society test reports
✅ Material traceability certificates
✅ ISO 9001:2015 quality control documentation
✅ Dynamic load testing records (per IACS UR W28)

---

Application Scenarios

✅ New Shipbuilding

Ideal for cargo vessels, tankers, offshore support vessels (OSVs), and naval ships requiring high-capacity anchor handling systems.
Engineered for seamless integration with modern hull structures (per IACS A1.7 standards).

✅ Ship-Repair & Retrofit

Direct replacement for obsolete or damaged windlasses with minimal downtime.
Customized mounting solutions for existing deck layouts (including structural reinforcement support).

✅ Permanent Mooring Systems

Certified for use in offshore mooring chains (chain diameters 14mm–60mm).
Compliance with ISO 1704:2019 for mooring equipment safety.

---

Why Choose Hangzhou Star Marine Technology?

Global Compliance: Full IACS certification for seamless international acceptance.
Custom Engineering: Tailored solutions for vessel-specific operational demands (e.g., Arctic-class, tropical corrosion resistance).
End-to-End Support: Technical consultation, installation guidance, and 24/7 after-sales service.
Proven Reliability: 10+ years of experience supplying marine equipment to 50+ countries.
Quality Assurance: 100% non-destructive testing (NDT) and 12-month warranty.

---

Contact Us

As a trusted solution provider for new shipbuilding and ship-repair projects, Hangzhou Star Marine Technology delivers precision-engineered marine equipment with unmatched technical expertise. Contact our Product Manager for:
Project-specific technical specifications
Customized quotation and lead-time details
Class society certification documentation
On-site installation support

Product Manager: Kacher YE
📞 Tel/WhatsApp: +86-178-16869405
📧 Email: [email protected]

“Your trusted partner for marine equipment excellence – delivering precision, safety, and performance for the global maritime industry.”

---