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WUXI OUCO INTERNATIONAL GROUP CO., LTD Último caso da empresa sobre Russian Maritime Operator Selects OUCO 30-Ton Marine A-Frame Crane for Offshore Pipe-Laying Operations
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Russian Maritime Operator Selects OUCO 30-Ton Marine A-Frame Crane for Offshore Pipe-Laying Operations

2026-07-13

Último caso da empresa sobre Russian Maritime Operator Selects OUCO 30-Ton Marine A-Frame Crane for Offshore Pipe-Laying Operations
Project Overview

OUCO INDUSTRY successfully delivered a 30-Ton Marine A-Frame Crane to a Russian maritime operator for deployment on a pipe-laying barge and offshore support vessel. This project showcases OUCO's engineering expertise in designing and manufacturing specialized heavy-lift solutions that excel in the world's most demanding marine environments, from sub-zero Arctic conditions to open-sea operations.

Client Background

The client, a major Russian maritime operator, required a robust and versatile A-frame crane system for offshore pipe-laying operations, research vessel support, and OSV (Offshore Support Vessel) missions. Operating in challenging sea conditions including Sea State 4 environments, the client demanded equipment that could deliver uncompromised stability, precision control, and reliability under extreme loads and harsh weather.

Product Specifications
Parameter Specification
Model 30 Ton Marine A-Frame Crane (Fixed Type)
Safe Working Load (S.W.L.) 300 kN (30 Tons)
Dynamic Amplification Coefficient 1.3
Center Distance Between Columns 8 Meters
Lift Height (Bottom of Pulley to Deck) 6.5 Meters (+45°)
Offboard Span 4.5 Meters (-30°)
A-Frame Swing Range 75° (Swing Speed: 0.5°/s)
Working Sea State Sea State 2 (Operational) / Sea State 4 (Survival)
Control Method Local Control
Working Temperature -10°C to +45°C (Polar-Grade Packages Available to -40°C)
Certified Steel ABS / CCS / RMRS / LR Certified
Application Pipe-Laying Barge, Research Vessel, OSV, Fishing Boat, Tugboat
Key Features & Engineering Highlights
  • Superior Stability in Dynamic Conditions: Certified for 30-ton S.W.L. at the gantry point and engineered to withstand Sea State 4, the A-frame's vertical-plane operation eliminates the pendulum effect common with rotating cranes, ensuring precise control during ROV launch/recovery, deep-sea equipment handling, and heavy module placement.
  • Optimized Geometry for Maximum Clearance: The 8-meter column span and 6.5-meter lift height provide exceptional clearance for bulky subsea equipment. With 4.5-meter offboard reach at a -30° angle, the crane enables extensive over-side operations without consuming valuable deck space.
  • Integrated Anti-Sway System: Anti-sway winches (≥3-ton capacity) work in concert with hydraulic luffing cylinders to dramatically reduce load sway, enhancing both safety and operational efficiency during critical lifting tasks.
  • Seamless Deck Machinery Integration: The A-frame maintains its full 30-ton S.W.L. even when auxiliary winches are positioned 10 meters away. An 18-ton winch tension rating allows synchronized operation with geological winches, CTD systems, and other mission-critical equipment.
  • Comprehensive Customization Options: OUCO offers major classification society certifications (ABS, BV, CCS), polar-grade packages for operations down to -40°C, and hazard-environment adaptations (ATEX/API2) to meet the most demanding operational requirements.
  • Minimal Deck Footprint: Designed to comply with ISO 4853 standards, the A-frame delivers heavy-lift capability while preserving precious deck space for other mission equipment.
Production & Quality Assurance

OUCO INDUSTRY, founded in 1984, operates a state-of-the-art 48,000-square-meter manufacturing facility in Jiangsu Province, China, staffed by over 150 skilled professionals. With more than 40 years of marine equipment manufacturing experience, every A-frame crane undergoes a rigorous quality control process:

  1. Classification Society Certified Materials: All structural steel is sourced and certified to ABS, CCS, RMRS, and LR standards, ensuring full traceability and compliance.
  2. Welding & Fabrication Inspection: Every weld undergoes non-destructive testing (NDT) according to the specified classification standard.
  3. Factory Acceptance Testing: Complete functional testing including swing operation, load verification, anti-sway system calibration, and hydraulic system performance validation.
  4. Pre-Shipment Verification: Final dimensional inspection, surface treatment check, and documentation review before packaging and dispatch.
Payment & Shipping
Term Detail
Minimum Order Quantity 1 Set
Price Negotiable
Packaging Shipping Container / Wood Crate / Nude
Delivery Time 30 Days
Payment Terms T/T, Western Union, L/C
Supply Capacity 100 Sets Per Year
Port of Shipment Shanghai
Why Choose OUCO INDUSTRY

Founded in 1984, OUCO INDUSTRY has grown into a globally recognized manufacturer of high-quality marine equipment specializing in cranes, lifting systems, and material handling solutions. With over 40 years of industry experience, the company is trusted by clients worldwide across luxury yacht, offshore, port, and industrial sectors.

OUCO's 48,000-square-meter manufacturing facility in Jiangsu Province houses a dedicated team of over 150 skilled professionals, ensuring every product meets the highest standards of quality, performance, and safety. The company's commitment to innovation and reliability has made it the preferred partner for maritime operators seeking specialized lifting solutions that perform in the world's most unforgiving marine environments.

Project Outcome

The Russian maritime operator received a fully certified, factory-tested 30-Ton Marine A-Frame Crane delivered within the 30-day timeline. The crane has been successfully commissioned and is actively deployed on pipe-laying and offshore support missions, delivering the stability, precision, and heavy-lift performance essential for complex maritime operations in challenging sea conditions.

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