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400T Ro-Ro Ship lashing Fittings Press press view 1
Ro-Ro Ship lashing Fittings · Hydraulic Press Machine

400 Ton Four Column Hydraulic Press for Ro-Ro Ship lashing Fittings

400T Rated Capacity
100 mm/s Slider Down Speed
7–12 mm/s Slider Pressing Speed
100 mm/s Slider Return Speed
400T Ro-Ro Ship lashing Fittings Press press view 1
400T Ro-Ro Ship lashing Fittings Press press view 2
400T Ro-Ro Ship lashing Fittings Press press view 3
400T Ro-Ro Ship lashing Fittings Press press view 4

01 — Press System

400 Ton Four Column Hydraulic Metal Stamping Press Machine

The 400 Ton Four Pillar Hydraulic Metal Stamping Press is a robust, marine-grade forming solution designed for manufacturing Ro-Ro ship lashing bowls used in vessel cargo securing systems. Its high forming force enables precise shaping of thick shipbuilding steel plates while maintaining excellent structural integrity and dimensional accuracy.

Delivering:

  • High forming force for thick shipbuilding plates
  • Excellent dimensional integrity
  • Complianceready repeatability
  • Long service life in harsh marine environments

Use Case

The 400 Ton Four Pillar press delivers repeatable, compliance-ready production with reliable performance in demanding marine fabrication environments. Its heavy-duty construction and advanced hydraulic system ensure long service life, high productivity, and consistent component quality.

  • Core Applications: Manufacturing Ro-Ro ship lashing bowls, deck fittings, cargo securing components, and heavy-duty marine structural parts. It is widely used in shipyards, offshore fabrication facilities, and marine equipment manufacturing plants.
  • Material: Suitable for shipbuilding-grade steel plates, high-strength structural steel, marine steel alloys, and corrosion-resistant metal sheets. The press can efficiently form thick materials required for marine applications.
  • Key Functions: Performs deep drawing, stamping, forming, pressing, and shaping operations for marine-grade components. It ensures precise contour formation with consistent dimensional accuracy and surface quality.

02 — Technical Specifications

SM 400 HP – HYDRAULIC PRESS MACHINE COMPLETE TECHNICAL DATA

SM 400 HP – 400 Ton Hydraulic Press Machine is a robust, marine-grade metal stamping solution engineered for manufacturing Ro-Ro ship lashing bowls used in vessel cargo securing systems. The machine delivers a powerful 400-ton forming force, enabling precise shaping of thick shipbuilding steel plates while maintaining exceptional dimensional accuracy and structural integrity.

Capacity & Structural Design

  • Rated Press Capacity: 400 metric tons (≈ 3,920 kN)
  • Press Type: Fourpillar / fourcolumn hydraulic stamping press
  • Frame Construction: Heavy fabricated steel, stressrelieved
  • Design Duty: Continuous shipyard/industrial operation
  • Structural Safety Factor: ≥ 1.30 (marine heavyduty)
  • Deflection at Full Load: ≤ 0.06–0.08 mm
  • Load Distribution: Uniform over entire die area (critical for bowl symmetry)

Hydraulic System

Main Hydraulic Cylinder

  • Type: Doubleacting, heavyduty
  • Bore Diameter: 320–380 mm
  • Stroke: 400–600 mm

Maximum Working Pressure: 28–30 MPa (280–300 bar)

Hydraulic Power Pack

  • Variabledisplacement axialpiston pump
  • Proportional pressure control valves

Operating Modes

  • Constantpressure deep drawing
  • Strokecontrolled forming
  • Pressure dwell (springback reduction)

Platen & Working Envelope

Upper & Lower Platen Size

  • Standard: 800 × 800 mm
  • Optional: up to 1,000 × 1,000 mm

Guide Columns

  • Quantity: 4
  • Diameter: 110–140 mm
  • Finish: Hardened, hardchromed, precisionground
  • Daylight Opening: 900–1,100 mm
  • Platen Parallelism: ±0.02–0.03 mm per 300 mm

Controls & Safety

  • Control System: Industrial PLC + touchscreen HMI

Monitored Parameters

  • Press force vs stroke
  • Dwell time
  • Bottom dead center (BDC)
  • Cycle and fault logging

Safety Systems

  • Full guarding / light curtains
  • Overpressure and overload protection
  • Emergency stop circuits
  • Marine yard–rated electrical panels

SM 400 HP — Model Specifications

  • Nominal Force: 4000 KN
  • Maximum Hydraulic Pressure: 25 MPa
  • Max Opening Height of the Slider: 1250 mm
  • Max Stroke of the Slider: 800 mm
  • Effective Bed Size: 1260 × 1160 mm
  • Slider Down Speed: 100 mm/s
  • Slider Pressing Speed: 7–12 mm/s
  • Slider Return Speed: 100 mm/s
  • Ejector Cylinder Nominal Force: 400 KN
  • Stroke of the Ejection Cylinder: 300 mm
Production Case Study

Metal Stamped Ro-Ro Ship lashing Fittings Production Line

8-25 mmMaterial Thickness
350–400 tonsPress Load
15-35 SecCycle time
Up to ~600 mm diaBlank Size
High forming accuracy and repeatability
Ensures precise stamping
Consistent dimensions
Superior structural strength for critical cargo securing applications
Achieves high productivity
Maintaining compliance with marine industry standards and quality requirements
Minimizes downtime
Extends tooling life
Delivers reliable performance in demanding shipbuilding and offshore fabrication environments.

03 — Die / Mold System

Precision Metal Stamped Ro-Ro Ship lashing Fittings Die Mold Engineering

The die mold system is precisely engineered for manufacturing Ro-Ro ship lashing fittings and lashing bowls from heavy-duty marine-grade steel plates. Its robust tooling design ensures accurate forming, high structural strength, and consistent dimensional quality during high-tonnage stamping operations.

Technical Specifications (Tooling)

Die Type : Heavy-duty forming and stamping die with single-operation or progressive tooling configuration for marine component production.

Die Materials: Premium hardened tool steels such as H13, D2, and alloy steel grades with heat- treated wear surfaces.

Tool Configuration & Construction: Precision-machined punch, die cavity, stripper plate, guide pillars, guide bushes, backing plates, and reinforced die set assembly.

Key Tooling Features: High-load capacity, excellent wear resistance, replaceable inserts, precision- g uided operation, and optimized material flow control.

Alignment Accuracy: Precision guide system providing alignment accuracy up to ±0.05 mm for consistent stamping and forming quality.

Materials Formed: Marine-grade steel plates, shipbuilding steel, high-strength structural steel, and ccorrosion-resistant alloy sheets.

Surface Finish : Fine-ground and polished forming surfaces with Ra 0.8–1.6 µm finish to ensure smooth material flow and superior part quality.

Tool Life: Typically 500,000–1,000,000 stamping cycles depending on material thickness, product volume, and maintenance practices.

Case Study (Die Performance)

Precision Metal Stamped Ro-Ro Ship lashing Fittings Die Mold

H13 / D2 / alloy tool steelDie Material
54–60 HRCHardness
Nitriding / TiN / CrNSurface Treatment
Outstanding performance in the production of Ro-Ro ship lashing fittings
Consistently delivering accurately formed components
Excellent dimensional stability & structural strength
Efficient forming of thick marine-grade steel plates

04 — Product Application

Where Metal Stamped Ro-Ro Ship lashing Fittings Are Used

Metal stamped Ro-Ro ship lashing fittings are critical safety components used to secure vehicles, trailers, containers, and heavy cargo during sea transportation. Their high strength and durability ensure reliable load restraint under demanding marine operating conditions.

Industry Applications

Ro-Ro (Roll-on/Roll-off) Ships

Lashing fittings are installed on decks to securely fasten vehicles, trucks, trailers, and rolling cargo. They prevent cargo movement during voyages and rough sea conditions.

Commercial Shipbuilding Projects

Shipyards use these fittings in the construction of cargo vessels, ferries, and specialized transport ships. They provide dependable anchor points for cargo securing systems.

Offshore and Marine Platforms

Heavy-duty lashing fittings are utilized on offshore structures and support vessels handling equipment and materials. Their robust design withstands harsh marine environments and dynamic loads.

Port and Cargo Handling Operations

Cargo terminals and logistics facilities use lashing systems equipped with these fittings to secure oversized and heavy transport loads. This improves operational safety and compliance with maritime cargo regulations.

Finished Product Gallery

400T Ro-Ro Ship lashing Fittings Press finished product 1
400T Ro-Ro Ship lashing Fittings Press finished product 2
400T Ro-Ro Ship lashing Fittings Press finished product 3
400T Ro-Ro Ship lashing Fittings Press finished product 4
400T Ro-Ro Ship lashing Fittings Press finished product 5
400T Ro-Ro Ship lashing Fittings Press finished product 6

05 — Key Advantages

Why Choose the 400-Ton Sinter Hydraulic Press

The 400-Ton Sinter Hydraulic Press is specifically designed for heavy-duty metal stamping applications requiring high forming force, precision, and reliability. It delivers consistent production of marine-grade Ro-Ro ship lashing fittings while ensuring superior quality, productivity, and long-term operational performance.

01

High Forming Capacity

The powerful 400-ton hydraulic force enables efficient forming of thick shipbuilding steel plates. This ensures strong, accurately shaped lashing fittings for demanding marine applications.

02

Excellent Dimensional Accuracy

Precision hydraulic control and rigid machine construction provide repeatable forming results. This helps maintain tight tolera

03

Built for Marine-Grade Components

The press is ideally suited for manufacturing critical cargo securing and ship deck fittings. Its robust design supports the production of high-strength components that meet marine industry standards.

04

Long Tool and Machine Life

Heavy-duty construction and smooth hydraulic operation reduce tool wear and mechanical stress. This extends equipment service life while minimizing maintenance requirements.

05

Higher Productivity and Efficiency

Fast, reliable press cycles enable increased production output with consistent forming performance. Manufacturers benefit from improved throughput and reduced production costs.

06

Reliable Performance in Demanding Environments

Designed for continuous industrial operation, the press delivers dependable results in shipyards and marine fabrication facilities. Its durability ensures stable performance even under challenging operating conditions.

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Our engineering team will size the press, die system, and automation to your target output, tile profile, and material spec. Quotations typically within 48 hours.

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