Editorial Technical Reference

Spray Chamber/Support Structure

This page explains how Spray Chamber/Support Structure is classified within Machinery and Equipment Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

Structural component that houses and supports spray nozzles in a secondary cooling system

Representative product image. Confirm appearance and specifications with the manufacturer.

Product Specifications

Technical details and manufacturing context for Spray Chamber/Support Structure

Definition
The Spray Chamber/Support Structure is a critical part of the Secondary Cooling System in continuous casting machines. It provides the structural framework to mount and position spray nozzles, ensuring proper coolant distribution and containment within the designated cooling zone. The chamber encloses the spray area to contain coolant mist and direct flow, while the support structure maintains alignment and stability of the spray system during operation. It withstands mechanical loads from connected piping and operational vibrations. This component is typically fabricated from stainless steel, with material grades such as 304 or 316L (the latter for corrosive media) as per ASTM A240. Key parameters include an operating pressure range of 1.0–1.6 MPa, a design temperature range of -10 to 120°C, a surface finish of Ra 0.8–1.6 μm (ISO 1302), and a wall thickness of 3–8 mm (ISO 16143). The nozzle count ranges from 6 to 24, with spacing of 50–200 mm, affecting spray coverage. Connection sizes range from DN25 to DN100 (ISO 7005), and the weight ranges from 50 to 300 kg. The IP rating is IP54–IP65 (IEC 60529) for protection against water jets. Tolerances are ±0.5 mm (ISO 2768) to ensure nozzle alignment. These values are reference ranges and must be verified for the specific model and application. The component is designed to meet the requirements of the secondary cooling system, ensuring uniform cooling and product quality. It is essential to confirm model-specific values and standards with the legal manufacturer or supplier before procurement.
Working Principle
The support structure provides a rigid mounting platform for spray nozzles, maintaining their precise positioning relative to the target surface. The chamber encloses the spray area to contain coolant mist and direct flow, while the structure withstands mechanical loads from connected piping and operational vibrations. The design ensures that coolant is distributed evenly across the cooling zone, and the enclosure prevents uncontrolled mist escape, improving efficiency and safety. The structure's rigidity and tolerance (±0.5 mm) are critical for consistent nozzle alignment, which directly affects cooling uniformity. The operating pressure range (1.0–1.6 MPa) must be maintained to ensure proper atomization and coverage. The material grade (304/316L) and surface finish (Ra 0.8–1.6 μm) influence corrosion resistance and fouling behavior. The wall thickness (3–8 mm) provides structural integrity under pressure. The IP rating (IP54–IP65) protects internal components from water jets. Overall, the principle is to provide a stable, enclosed environment for the spray system, ensuring reliable and uniform cooling.
Common Materials
Stainless Steel
Technical Parameters
ParameterTypical rangeNotes & selection driver
Operating Pressure1.0–1.6 MPa
Design Temperature-10–120 °CAbove 120°C seals degrade
Material Grade304/316L316L for corrosive mediaASTM A240
Surface FinishRa 0.8–1.6 μmSmoother finish reduces foulingISO 1302
Wall Thickness3–8 mmThicker for high pressureISO 16143
Nozzle Count6–24Determines cooling uniformity
Nozzle Spacing50–200 mmAffects spray coverage
Connection SizeDN25–DN100Match inlet pipingISO 7005
Weight50–300 kgAffects installation and support
IP RatingIP54–IP65Protects against water jetsIEC 60529
Tolerance±0.5 mmEnsures nozzle alignmentISO 2768

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

Components / BOM
  • Support Frame Part
    Primary structural framework providing rigidity and load-bearing capacity
    Material: stainless steel
  • Mounting Brackets Part
    Attachment points for securing spray nozzles to the structure
    Material: stainless steel
  • Chamber Enclosure Panels Part
    Side panels that contain spray mist and direct coolant flow
    Material: stainless steel

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Spray Chamber/Support Structure.

Applied To / Applications

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

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Up to 10 bar (145 psi)
flow rate: Up to 500 m³/h
temperature: -20°C to 150°C
slurry concentration: Up to 30% solids by weight
Media Compatibility
✓ Water-based cooling fluids ✓ Corrosion inhibitors with pH 6-9 ✓ Non-abrasive slurries
Unsuitable: Highly acidic or caustic environments (pH <4 or >11)
Sizing Data Required
  • Total flow rate requirement (m³/h)
  • Number and type of spray nozzles to be supported
  • Available installation space and mounting constraints

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Stress corrosion cracking
Cause: Exposure to corrosive chemicals in spray fluids combined with cyclic mechanical stresses from operational vibrations and thermal expansion/contraction, often exacerbated by material selection (e.g., stainless steel susceptible to chloride attack) or residual stresses from welding/fabrication.
Fatigue failure at structural joints
Cause: Recurring dynamic loads from pump pulsations, fluid momentum changes, and external vibrations leading to crack initiation and propagation at welded connections, bolt holes, or support interfaces, often due to inadequate design for fatigue resistance or improper installation alignment.
Maintenance Indicators
  • Visible cracks or rust weeping at weld seams or structural joints, indicating active failure progression
  • Unusual audible vibrations or rattling during operation, suggesting loose components or resonance from structural degradation
Engineering Tips
  • Implement regular non-destructive testing (e.g., ultrasonic or dye penetrant inspection) at high-stress areas to detect early-stage cracks before catastrophic failure
  • Apply protective coatings or cathodic protection systems to shield structural elements from corrosive spray environments, and ensure proper drainage to prevent chemical pooling

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards
ANSI B31.3 - Process piping CE Marking - Pressure Equipment Directive 2014/68/EU

Quoted from the published standard.

Manufacturing Precision
  • Flatness: +/-0.1mm across mounting surfaces
  • Bore diameter: +/-0.05mm for spray nozzle interfaces
Quality Inspection
  • Dye penetrant testing for surface cracks
  • Dimensional verification with CMM (Coordinate Measuring Machine)

Manufacturers of Spray Chamber/Support Structure

5 companies list this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

Ai Si Li (China) Test Equipment Co., Ltd.
Dongguan, Guangdong, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Dongguan Xinbao Instrument Co., Ltd.
Guangdong, CN
Listed on the company's own website · profile compiled by CNFX from public sources
HAIDA
Guangdong, CN
Listed on the company's own website · profile compiled by CNFX from public sources
LIB Industry
Shaanxi, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Wewon Environmental Chambers Co. Ltd.
Guangdong, CN
Listed on the company's own website · profile compiled by CNFX from public sources

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
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Manufacturing capability
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Inspection readiness
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Frequently Asked Questions

What is the function of the spray chamber/support structure?

It provides a rigid framework to mount and position spray nozzles in a secondary cooling system, ensuring proper coolant distribution and containment. It also maintains alignment and stability during operation.

What materials are used for this component?

Stainless steel grades 304 and 316L are listed, with 316L recommended for corrosive media. The material grade should be confirmed with the manufacturer for the specific application.

What are the key parameters to consider?

Key parameters include operating pressure (1.0–1.6 MPa), design temperature (-10 to 120°C), surface finish (Ra 0.8–1.6 μm), wall thickness (3–8 mm), nozzle count (6–24), nozzle spacing (50–200 mm), connection size (DN25–DN100), weight (50–300 kg), IP rating (IP54–IP65), and tolerance (±0.5 mm). These are reference ranges and must be verified.

How do I verify the suitability of this component?

Check the model-specific values for pressure, temperature, material, and dimensions against your system requirements. Confirm standards compliance (e.g., ASTM A240) with the legal manufacturer or supplier.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification
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