INDUSTRY COMPONENT

Tank Body / Shell

Primary structural component of chemical storage tanks designed to safely contain and protect hazardous or corrosive substances under various pressure and temperature conditions.

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Component Specifications

Definition
The tank body or shell is the main cylindrical or spherical structural element of a chemical storage tank, engineered to withstand internal pressures, external loads, and environmental factors while preventing leaks and contamination. It serves as the primary barrier between stored chemicals and the external environment, requiring precise engineering for material compatibility, corrosion resistance, and structural integrity.
Working Principle
Operates as a pressure-retaining boundary that contains chemical substances through balanced mechanical design. The shell distributes internal pressure stresses evenly across its surface area, utilizing principles of thin-walled pressure vessel theory (hoop stress and longitudinal stress calculations) to maintain structural stability while preventing deformation or rupture.
Materials
Stainless steel (AISI 304/316/L), carbon steel with corrosion-resistant linings (epoxy, rubber, glass-flake), fiber-reinforced plastic (FRP), polyethylene (HDPE/XLPE), or specialized alloys (Hastelloy, Inconel) depending on chemical compatibility requirements.
Technical Parameters
ParameterTypical rangeNotes & selection driver
Capacity1,000-100,000 liters
Diameter1-10 meters
Wall Thickness6-50 mm
Design PressureAtmospheric to 10 bar
Design Temperature-40°C to 200°C
Corrosion Allowance1-3 mm

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 28300, ASME BPVC Section VIII, DIN 28018, EN 14015

Parent Products

This component is used in the following industrial products

Chemical Storage Tank

A chemical storage tank is a specialized vessel used in chemical manufacturing to store liquid or powdered chemicals before they are precisely metered and injected into a process stream by a chemical dosing system.

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Recovery Tank

A vessel designed to collect, store, and temporarily hold recovered fluids or materials within a drainage and recovery system.

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Hydraulic Reservoir (Tank)

A container that stores hydraulic fluid for a hydraulic power unit, providing fluid supply, heat dissipation, and air separation.

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Engineering Analysis

Risks & Mitigation
  • Corrosion failure
  • Stress cracking
  • Material incompatibility
  • Overpressure rupture
  • Weld seam degradation
FMEA Triads
Trigger: Chemical corrosion from incompatible substances
Failure: Wall thinning leading to leaks or rupture
Mitigation: Implement material compatibility testing, corrosion monitoring systems, and protective linings
Trigger: Cyclic thermal stress
Failure: Fatigue cracking at welded joints
Mitigation: Design with stress-relief features, implement thermal cycling protocols, regular NDT inspection

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance
±1% on diameter, ±0.5 mm on thickness, surface finish Ra ≤ 3.2 μm for lined surfaces
Test Method
Hydrostatic pressure testing at 1.5x design pressure, ultrasonic thickness measurement, dye penetrant inspection, radiographic weld examination

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.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Manufacturers of Tank Body / Shell

Manufacturer profiles associated with Tank Body / Shell.

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Frequently Asked Questions

What factors determine material selection for chemical tank shells?

Material selection depends on chemical compatibility, temperature/pressure requirements, corrosion resistance needs, regulatory compliance, and total cost of ownership including maintenance.

How often should tank shells be inspected for integrity?

Regular visual inspections quarterly, comprehensive thickness testing annually, and full integrity assessment every 3-5 years depending on service conditions and stored chemicals.

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.

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