Editorial Technical Reference

Air Receiver Tank

This page explains how Air Receiver Tank 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

A pressure vessel that stores compressed air from the compressor to stabilize system pressure and provide a reserve supply.

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

Product Specifications

Technical details and manufacturing context for Air Receiver Tank

Definition
An air receiver tank is a critical component within a compressed air system that acts as a buffer and storage reservoir. It receives compressed air from the air compressor, dampens pressure pulsations, allows condensate to settle and be drained, and provides a volume of stored air to meet temporary high-demand surges, thereby improving system efficiency, protecting downstream equipment, and reducing compressor cycling. The tank is typically constructed from carbon steel (SA-516 Gr.70) or stainless steel (SA-240 304/316L) and designed to meet ASME BPVC Section VIII Div.1 standards. Key parameters include a working pressure of 8–12 bar (up to 20 bar on request), a capacity of 500–10000 liters, and a design temperature range of -10 to +60 °C. Wall thickness ranges from 6–20 mm, with a corrosion allowance of 1–3 mm. Inlet/outlet connections are flanged or threaded, sized 1–4 inches per ASME B16.5. Internal surface finish is 0.8–1.6 μm Ra for cleanliness, while external surfaces are painted or galvanized per ISO 8501-1. The tank is designed for continuous duty with a service life of 20–30 years, subject to inspection and maintenance. Operating limits include a pressure range of 8–12 bar, temperature -10 to +60 °C, ambient humidity 0–95% RH non-condensing, and a maximum flow rate of 1000 L/min. Exceeding these limits may cause rupture, material degradation, or inadequate reserve capacity. Selection requires matching capacity to compressor output and demand profile, and verifying all values with the manufacturer for the specific model.
Working Principle
The tank receives and stores compressed air at a specific pressure. It utilizes its internal volume to absorb pressure fluctuations from the compressor's intermittent discharge, creating a more stable and consistent air supply for the distribution network. The stored air volume acts as a reserve to meet short-term demand spikes without requiring the compressor to start immediately. This reduces compressor cycling, improves efficiency, and protects downstream equipment from pressure variations. Condensate that forms due to cooling is allowed to settle at the bottom and is drained periodically to prevent corrosion and contamination.
Common Materials
Carbon Steel, Stainless Steel
Technical Parameters
ParameterTypical rangeNotes & selection driver
Working Pressure8–12 bar8–12 — Design pressure per ASME code; higher pressures up to 20 bar available on request.ASME BPVC Section VIII Div.1
Capacity500–10000 L500–10000 — Effective volume; size selection depends on compressor output and demand profile.
Material of ConstructionCarbon Steel (SA-516 Gr.70) or Stainless Steel (SA-240 304/316L)Carbon Steel (SA-516 Gr.70) or Stainless Steel (SA-240 304/316L) — Carbon steel for standard applications; stainless for corrosive or hygienic environments.ASTM A516/A240
Wall Thickness6–20 mm6–20 — Calculated based on pressure, diameter, and material; minimum thickness per code.ASME BPVC Section VIII Div.1
Inlet/Outlet Connection Size1–4 inch1–4 — Flanged or threaded; size depends on flow rate and pipe diameter.ASME B16.5
Design Temperature-10–+60 °C-10 to +60 — Ambient operating range; higher temperatures require derating or special materials.ASME BPVC Section VIII Div.1
Corrosion Allowance1–3 mm1–3 — Additional thickness to account for corrosion; depends on environment and service life.ASME BPVC Section VIII Div.1
Surface FinishInternal: 0.8–1.6 μm Ra; External: painted or galvanized μmInternal: 0.8–1.6 μm Ra; External: painted or galvanized — Internal finish for cleanliness; external coating for corrosion protection.ISO 8501-1
Duty CycleContinuousContinuous — Designed for continuous operation; cyclic service may require fatigue analysis.
Service Life20–30 years20–30 — Design life; subject to inspection and maintenance per local regulations.ASME BPVC Section VIII Div.1
Pressure8–12 bar8–12 bar — Outside this window: Overpressure can cause rupture; underpressure reduces reserve capacity.
Temperature-10–+60 °C-10 to +60 °C — Outside this window: Exceeding temperature may degrade material properties; below -10°C may cause brittle fracture.
Ambient Humidity0–95% RH non-condensing0–95% RH non-condensing — Outside this window: Condensation can cause internal corrosion and water in air lines.
Flow RateUp to 1000 L/minUp to 1000 L/min — Outside this window: Excessive flow may cause pressure drop and inadequate reserve.

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
  • Tank Shell
    The main cylindrical body that contains the pressurized air.
    Material: Carbon Steel
  • End Caps / Heads Part
    The domed or dished ends that seal the cylindrical shell.
    Material: Carbon Steel
  • Inlet Port Part
    Connection point for receiving compressed air from the compressor.
    Material: Steel
  • Outlet Port Part
    Connection point for supplying air to the distribution system.
    Material: Steel
  • Drain Valve
    A valve (often manual or automatic) at the tank's lowest point to remove accumulated condensate.
    Material: Brass or Stainless Steel
  • Pressure Gauge Port Part
    A connection for mounting a pressure gauge to monitor tank pressure.
    Material: Steel
  • Safety Valve
    A pressure relief valve that automatically opens to prevent tank over-pressurization.
    Material: Brass or Stainless Steel

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Air Receiver Tank.

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

What Decides the Award
  • What is the required working pressure and capacity?
  • What are the local pressure vessel codes and certification requirements?
  • What material is needed for the operating environment (corrosive, hygienic)?
  • What are the inlet/outlet connection sizes and types?
  • What is the expected service life and inspection interval?
  • Does the supplier provide a full documentation package (data sheet, drawings, test reports)?
  • What is the lead time and delivery schedule?
Failure Modes & Inspection
  • Corrosion
    Check: Visual inspection for rust, pitting; ultrasonic thickness measurement.
  • Fatigue cracking
    Check: Non-destructive testing (NDT) such as dye penetrant or magnetic particle inspection at welds.
  • Weld defects
    Check: Radiographic or ultrasonic testing of welds; visual inspection per ASME code.
  • Pressure leak
    Check: Hydrostatic test at 1.5 times design pressure; soap bubble test on connections.

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Stress corrosion cracking
Cause: Combination of tensile stress from internal pressure and corrosive environment (moisture, contaminants in compressed air) leading to crack initiation and propagation, often accelerated by improper material selection or inadequate corrosion protection.
Fatigue failure at welded seams
Cause: Cyclic pressure fluctuations causing progressive crack growth at stress concentration points, particularly in weld heat-affected zones, exacerbated by poor weld quality, inadequate post-weld heat treatment, or excessive pressure cycling frequency.
Maintenance Indicators
  • Audible hissing or air leakage sounds during operation indicating potential crack development or seal failure
  • Visible external corrosion, pitting, or blistering on tank surface, especially near welds or drain points
Engineering Tips
  • Implement regular ultrasonic thickness testing and internal visual inspection during statutory examinations to detect early wall thinning and corrosion before critical levels are reached
  • Install and maintain proper air treatment systems (dryers, filters) to minimize moisture and contaminant ingress, and ensure automatic drains function correctly to prevent condensate accumulation

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
ISO 12149:1999 - Compressed air receivers ASME BPVC Section VIII, Division 1 - Rules for Construction of Pressure Vessels PED 2014/68/EU - Pressure Equipment Directive (CE marking)

Quoted from the published standard.

Manufacturing Precision
  • Wall thickness: +/-5% of specified thickness
  • Nozzle alignment: +/-1.5° from perpendicular
Quality Inspection
  • Hydrostatic pressure test (1.5x design pressure)
  • Ultrasonic thickness testing (UTT) for wall integrity

Manufacturers of Air Receiver Tank

4 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.

Denair Energy Saving Technology (Shanghai) PLC
Shanghai, Shanghai, CN
over 500 staff
Listed on the company's own website · profile compiled by CNFX from public sources
DFC PRESSURE VESSEL MANUFACTURER CO., LTD.
Beijing, CN
Listed on the company's own website · profile compiled by CNFX from public sources
FAB
Beijing, CN
Also makes: Pressure Vessel, Heat Exchanger, Filter Vessel and 3 more
Listed on the company's own website · profile compiled by CNFX from public sources
ZIQI Compressor Group
Shanghai, 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
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.

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Frequently Asked Questions

What is the purpose of an air receiver tank?

An air receiver tank stores compressed air, stabilizes system pressure, dampens pulsations, and provides a reserve for peak demand, reducing compressor cycling and protecting downstream equipment.

What materials are commonly used for air receiver tanks?

Common materials are carbon steel (SA-516 Gr.70) for standard applications and stainless steel (SA-240 304/316L) for corrosive or hygienic environments, as per ASTM A516/A240.

What standards apply to air receiver tanks?

Design and fabrication typically follow ASME BPVC Section VIII Div.1, with connections per ASME B16.5 and surface preparation per ISO 8501-1. Always verify compliance with the manufacturer.

How do I select the right size air receiver tank?

Size selection depends on compressor output and demand profile. Consider capacity (500–10000 L), working pressure (8–12 bar), and flow rate (up to 1000 L/min). Consult the manufacturer for model-specific recommendations.

Data Basis

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

Preliminary Technical Classification
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