Industry-Verified Manufacturing Data (2026)

Carriage Body

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Carriage Body used in the Machinery and Equipment Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Carriage Body is characterized by the integration of Mounting Surface and Bearing Housing. In industrial production environments, manufacturers listed on CNFX commonly emphasize Cast Iron construction to support stable, high-cycle operation across diverse manufacturing scenarios.

The main structural frame of a carriage or slider block assembly that houses and supports moving components.

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Product Specifications

Technical details and manufacturing context for Carriage Body

Definition
The carriage body serves as the primary structural component within a carriage or slider block system, providing a rigid framework that houses and supports various moving elements such as bearings, guides, and attachment points. It ensures precise alignment and smooth linear motion while withstanding operational loads and forces.
Working Principle
The carriage body functions as a stationary or moving structural element that maintains geometric integrity during linear motion. It transfers loads from attached components to the guiding system while providing mounting surfaces for functional parts. Its design ensures minimal deflection and vibration during operation.
Common Materials
Cast Iron, Aluminum Alloy, Steel
Technical Parameters
  • Overall dimensions including length, width, and height of the carriage body structure (mm) Standard Spec
Components / BOM
  • Mounting Surface
    Provides flat, machined surfaces for attaching other components and assemblies
    Material: Machined Steel
  • Bearing Housing
    Precisely machined cavities or surfaces that accommodate linear bearings or bushings
    Material: Hardened Steel
  • Guide Rail Interface
    Contact surfaces that interface with linear guide rails for smooth motion
    Material: Hardened Steel
  • Reinforcement Ribs
    Structural elements that increase rigidity and reduce deflection under load
    Material: Same as base material
Engineering Reasoning
0-150 kN compressive load, -40°C to 120°C temperature range, 0-25 m/s linear velocity
Yield strength exceeded at 180 MPa stress, fatigue crack initiation at 10^6 cycles at 120 MPa stress amplitude, buckling at 200 kN compressive load
Design Rationale: High-cycle fatigue from cyclic bending stresses exceeding endurance limit, plastic deformation from overload exceeding yield strength, stress corrosion cracking in chloride environments above 60°C
Risk Mitigation (FMEA)
Trigger Cyclic bending stress amplitude exceeding 120 MPa at 5 Hz frequency
Mode: Fatigue crack propagation from stress concentration at weld joints
Strategy: Design with fillet radius ≥ 5 mm at stress concentration points, implement shot peening to induce compressive residual stress of -200 MPa
Trigger Corrosive chloride ion concentration > 500 ppm at temperatures > 60°C
Mode: Stress corrosion cracking initiating at surface defects under tensile stress > 100 MPa
Strategy: Apply 50 μm thick zinc-nickel electroplating coating, specify material with SCC threshold stress > 150 MPa in ASTM G36 test

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Carriage Body.

heavy-duty carriage body for industrial machinery cast iron carriage body structural frame aluminum alloy slider block assembly housing steel carriage body with bearing housing reinforced carriage body for guide rail systems

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Carriage (Slider Block)
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Carriage (Slider/Block)
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Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Up to 10 MPa (static), 5 MPa (dynamic)
other spec: Max linear velocity: 2 m/s, Max particulate concentration: 15% by weight
temperature: -40°C to 150°C
Media Compatibility
✓ Hydraulic fluids (mineral oil-based) ✓ Industrial process water ✓ Lubricated air systems
Unsuitable: Highly corrosive chemical environments (e.g., concentrated acids, strong oxidizers)
Sizing Data Required
  • Required load capacity (kN)
  • Stroke length (mm)
  • Mounting interface dimensions (mm)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Fatigue cracking
Cause: Cyclic loading from operational vibrations and stress concentrations at weld joints or sharp corners, leading to crack initiation and propagation.
Corrosion and material degradation
Cause: Exposure to harsh environmental conditions (moisture, chemicals, salt) combined with inadequate protective coatings or material selection, resulting in pitting, rust, or structural weakening.
Maintenance Indicators
  • Visible cracks, deformations, or unusual gaps in the carriage body structure
  • Abnormal noises (e.g., grinding, creaking) during operation indicating structural stress or loose components
Engineering Tips
  • Implement regular non-destructive testing (e.g., ultrasonic or magnetic particle inspection) to detect early-stage cracks and corrosion before they propagate.
  • Apply corrosion-resistant coatings and ensure proper drainage to prevent moisture accumulation, coupled with design modifications to reduce stress concentrations at critical joints.

Compliance & Manufacturing Standards

Reference Standards
ISO 9001:2015 Quality Management Systems ASTM A370 Standard Test Methods and Definitions for Mechanical Testing of Steel Products DIN 15018-1 Cranes; Steel Structures; Verification and Analysis
Manufacturing Precision
  • Bore Diameter: +/-0.02mm
  • Flatness of Mounting Surfaces: 0.1mm
Quality Inspection
  • Dye Penetrant Test for Surface Cracks
  • Dimensional Verification with CMM (Coordinate Measuring Machine)

Factories Producing Carriage Body

Verified manufacturers with capability to produce this product in China

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✓ 98% Supplier Capability Match Found

P Procurement Specialist from Singapore Feb 05, 2026
★★★★★
"The technical documentation for this Carriage Body is very thorough, especially regarding technical reliability."
Technical Specifications Verified
T Technical Director from Germany Feb 02, 2026
★★★★★
"Reliable performance in harsh Machinery and Equipment Manufacturing environments. No issues with the Carriage Body so far."
Technical Specifications Verified
P Project Engineer from Brazil Jan 30, 2026
★★★★★
"Testing the Carriage Body now; the technical reliability results are within 1% of the laboratory datasheet."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

16 sourcing managers are analyzing this specification now. Last inquiry for Carriage Body from Vietnam (55m ago).

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Frequently Asked Questions

What materials are commonly used for carriage bodies in machinery manufacturing?

Carriage bodies are typically manufactured from cast iron for durability and vibration damping, aluminum alloy for lightweight applications, or steel for high-strength requirements in heavy machinery.

How does a carriage body support moving components in equipment?

The carriage body serves as the main structural frame that houses bearing housings, interfaces with guide rails, and provides mounting surfaces to securely support and align moving components within machinery assemblies.

What are the key specifications to consider when selecting a carriage body?

Key specifications include material composition (cast iron, aluminum alloy, or steel), dimensional accuracy of mounting surfaces, bearing housing tolerances, guide rail compatibility, and reinforcement rib design for structural integrity under load.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data Specifications verified by CNFX Industrial Index (v2.6.03) for Machinery and Equipment Manufacturing sector.

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