Industry-Verified Manufacturing Data (2026)

Trap Body

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Trap 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 Trap Body is characterized by the integration of Inlet Port and Outlet Port. In industrial production environments, manufacturers listed on CNFX commonly emphasize Stainless Steel construction to support stable, high-cycle operation across diverse manufacturing scenarios.

The main structural housing of a cold trap/condenser that contains the cooling mechanism and collects condensed substances.

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Product Specifications

Technical details and manufacturing context for Trap Body

Definition
The trap body is the primary structural component of a cold trap or condenser system, serving as the containment vessel that houses the cooling elements (such as coils or jackets) and provides the internal volume where vapors or gases are cooled and condensed into liquids or solids. It forms the main chamber where the phase change occurs and where collected substances accumulate for removal.
Working Principle
The trap body provides an enclosed environment where hot vapors or gases enter and come into contact with cooled surfaces. As the substances lose thermal energy to the cooled walls or internal cooling elements, they undergo phase change from gas/vapor to liquid/solid state, with the condensed material collecting in the bottom of the body for subsequent drainage or removal.
Common Materials
Stainless Steel, Carbon Steel, Glass
Technical Parameters
  • Internal diameter and length/height dimensions that determine capacity and surface area for condensation (mm) Customizable
Components / BOM
  • Inlet Port
    Entry point for vapors or gases into the trap body
    Material: Stainless Steel
  • Outlet Port
    Exit point for non-condensed gases from the trap body
    Material: Stainless Steel
  • Drain Valve Connection
    Connection point for removing collected condensed substances
    Material: Stainless Steel
  • Cooling Jacket/Coil Mounting
    Interface for attaching cooling elements to the trap body
    Material: Same as body material
  • Insulation Layer
    Thermal insulation to maintain low temperatures and prevent heat ingress
    Material: Polyurethane Foam or Mineral Wool
Engineering Reasoning
0.1-10 bar absolute pressure, -196°C to 150°C temperature
15 bar internal pressure causing yield stress of 316L stainless steel (205 MPa) at -50°C, or thermal shock exceeding 200°C/min temperature gradient
Design Rationale: Brittle fracture due to ductile-to-brittle transition temperature of austenitic stainless steel below -100°C, combined with stress concentration at weld joints exceeding material's fracture toughness (200 MPa·m¹/²)
Risk Mitigation (FMEA)
Trigger Coolant flow interruption for 120 seconds at -80°C operating temperature
Mode: Thermal stress cracking at brazed copper-aluminum interfaces due to coefficient of thermal expansion mismatch (17.0 vs 23.1 μm/m·°C)
Strategy: Redundant thermocouple array with PID-controlled dual-path coolant circulation and emergency warm nitrogen purge system
Trigger Condensate accumulation exceeding 85% volumetric capacity with viscosity >500 cP
Mode: Hydrostatic pressure-induced deformation exceeding 0.2% strain limit of cold-worked 316L, causing seal flange misalignment >0.05 mm
Strategy: Capacitance-based level sensing with automated drain valve actuation at 70% capacity, plus reinforced rib structure at 45° helix angle

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Trap Body.

stainless steel trap body for cold traps industrial condenser trap body housing carbon steel trap body with cooling jacket glass trap body for chemical condensation machinery equipment trap body with drain valve

Applied To / Applications

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

Cold Trap/Condenser
View system integration details
Condensate Traps
View system integration details

Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: 0 to 10 bar (g)
other spec: Flow Rate: 0.5-50 L/min, Slurry Concentration: ≤15% solids by volume
temperature: -100°C to 150°C
Media Compatibility
✓ Organic solvents (acetone, ethanol) ✓ Water-based condensates ✓ Low-viscosity oils
Unsuitable: Highly corrosive acids (e.g., concentrated sulfuric acid)
Sizing Data Required
  • Required cooling capacity (W)
  • Inlet gas flow rate (L/min)
  • Target condensation temperature (°C)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Corrosion-induced leakage
Cause: Chemical attack from process fluids or environmental exposure, leading to material degradation and loss of containment integrity.
Mechanical fatigue cracking
Cause: Cyclic thermal or pressure stresses, vibration, or improper installation causing crack initiation and propagation in the trap body.
Maintenance Indicators
  • Visible external corrosion, pitting, or weeping at welds/connections
  • Audible hissing or continuous steam discharge indicating failure to close properly
Engineering Tips
  • Implement regular ultrasonic thickness testing to monitor wall thinning and schedule proactive replacements before failure occurs.
  • Ensure proper trap sizing, installation with adequate support, and use of expansion joints to minimize thermal stress and vibration-induced damage.

Compliance & Manufacturing Standards

Reference Standards
ISO 5208:2015 (Industrial valves - Pressure testing of valves) ANSI/ASME B16.34 (Valves - Flanged, Threaded, and Welding End) DIN EN 12266-1 (Industrial valves - Testing of metallic valves)
Manufacturing Precision
  • Bore diameter: +/-0.05mm
  • Surface flatness: 0.08mm across sealing face
Quality Inspection
  • Hydrostatic pressure test (leakage verification)
  • Dimensional verification with CMM (Coordinate Measuring Machine)

Factories Producing Trap Body

Verified manufacturers with capability to produce this product in China

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✓ 97% Supplier Capability Match Found

T Technical Director from Canada Jan 30, 2026
★★★★★
"As a professional in the Machinery and Equipment Manufacturing sector, I confirm this Trap Body meets all ISO standards."
Technical Specifications Verified
P Project Engineer from United States Jan 27, 2026
★★★★☆
"Standard OEM quality for Machinery and Equipment Manufacturing applications. The Trap Body arrived with full certification. (Delivery took slightly longer than expected, but technical support was excellent.)"
Technical Specifications Verified
S Sourcing Manager from United Arab Emirates Jan 24, 2026
★★★★★
"Great transparency on the Trap Body components. Essential for our Machinery and Equipment Manufacturing supply chain."
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.”

8 sourcing managers are analyzing this specification now. Last inquiry for Trap Body from Poland (1h ago).

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Frequently Asked Questions

What materials are available for the trap body?

The trap body is available in stainless steel for corrosion resistance, carbon steel for durability, and glass for chemical compatibility and visibility.

What components are included in the trap body assembly?

The trap body includes inlet and outlet ports, drain valve connection, cooling jacket/coil mounting points, and insulation layer for thermal efficiency.

How does the trap body function in a cold trap system?

The trap body serves as the main housing that contains the cooling mechanism and collects condensed substances from vapor streams in industrial processes.

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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