Connection Body / Spool: Temperature Range -20°C to 400°C

Component Specifications

Definition

The Connection Body/Spool is a critical piping component that forms part of an outlet connection assembly in industrial fluid systems. It serves as the structural interface between different piping sections or between piping and equipment, featuring precisely machined ends (flanged, threaded, or welded) to ensure leak-proof connections. This component maintains alignment, absorbs thermal expansion stresses, and provides access points for maintenance in complex piping networks.

Working Principle

The component functions by creating a sealed, pressure-resistant conduit between two connection points. Its precisely machined ends mate with corresponding fittings using gaskets and fasteners to form a leak-proof joint. The spool configuration allows for thermal expansion compensation and misalignment correction while maintaining structural integrity under operational pressures and temperatures.

Materials

Typically manufactured from carbon steel (ASTM A106/A53), stainless steel (304/316L), alloy steel, or specialized alloys depending on service conditions. Materials must meet pressure, temperature, and corrosion resistance requirements.

Technical Parameters

Parameter	Typical range	Notes & selection driver
Surface Finish	Ra 3.2 μm or better
End Connections	Flanged, Threaded, Butt-Weld
Pressure Rating	150-2500 PSI
Temperature Range	-20°C to 400°C
Dimensional Standards	ASME B16.5, B16.9

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Standards

ISO 15649, ASME B31.3, DIN 2635

Parent Products

This component is used in the following industrial products

Outlet Connection

The outlet connection is the interface component on a collector body that facilitates the controlled discharge or transfer of collected material, fluid, or gas to downstream systems.

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Engineering Analysis

Risks & Mitigation

Leakage due to improper installation
Material failure under cyclic stress
Corrosion in aggressive environments
Thermal expansion mismatch

FMEA Triads

Trigger: Improper gasket installation or surface damage
Failure: Fluid leakage at connection points
Mitigation: Implement torque-controlled bolting procedures and surface inspection protocols

Trigger: Vibration-induced fatigue
Failure: Crack formation at stress concentration points
Mitigation: Add vibration dampeners and conduct regular ultrasonic testing

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

±0.8 mm on diameter, ±1.5° on angular alignment

Test Method

Hydrostatic pressure testing at 1.5x design pressure, helium leak testing for critical services

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

Check the legal entity, factory address, ownership, certifications, and direct contacts.

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Manufacturers of Connection Body / Spool

Manufacturer profiles associated with Connection Body / Spool.

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Compiled and source-reviewed by the CNFX editorial team. Each manufacturer above links to the page on that company's own website where the product is listed, with the date we checked it. How we source and review

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Frequently Asked Questions

What is the difference between a connection body and a spool?

A connection body typically refers to a shorter component with specific end connections, while a spool is a longer prefabricated piping section that may include multiple components welded together for installation efficiency.

How do I select the right material for a connection spool?

Material selection depends on fluid compatibility, pressure/temperature requirements, corrosion resistance needs, and industry standards. Common choices include carbon steel for general service, stainless steel for corrosive environments, and alloys for high-temperature applications.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

Preliminary Technical Classification

This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

Connection Body / Spool