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Inverted Bucket Steam Trap | High Pressure Mechanical Steam Trap Manufacturer

Product Overview

The Inverted Bucket Steam Trap is a highly reliable mechanical steam trap designed for efficient condensate removal from steam systems while preventing valuable live steam loss. Utilizing the buoyancy principle of an inverted bucket, this steam trap automatically discharges condensate and non-condensable gases while maintaining excellent steam sealing performance.

Its rugged construction, resistance to water hammer, and long service life make it an ideal choice for demanding industrial applications such as power plants, refineries, petrochemical facilities, pulp and paper mills, and steam distribution systems.

Key Features

Excellent Steam Saving Performance

The inverted bucket mechanism automatically closes when steam enters the trap, effectively preventing live steam leakage and maximizing energy efficiency.

Durable Mechanical Design

Featuring a simple yet robust operating mechanism with few moving parts, the trap delivers dependable performance and extended service life.

Resistant to Water Hammer

Designed to withstand severe water hammer conditions and sudden pressure fluctuations commonly found in industrial steam systems.

Suitable for High Pressure Applications

Capable of operating efficiently in high-pressure and high-temperature steam environments.

Handles Dirt and Scale Effectively

Large internal passages reduce the risk of blockage caused by rust, dirt, and scale particles.

Low Maintenance Requirements

The simple mechanical construction minimizes maintenance costs and downtime.

Long Service Life

Hardened stainless steel internal components provide excellent wear resistance and long-term reliability.

Working Principle

When condensate enters the trap, the inverted bucket loses buoyancy and sinks, opening the valve and allowing condensate to discharge.

As steam enters the bucket, buoyancy increases, causing the bucket to rise and close the valve. This prevents live steam from escaping while maintaining efficient condensate removal.

The continuous cycle of rising and sinking enables automatic operation without external power.

Technical Specifications

ItemSpecification
Product TypeInverted Bucket Steam Trap
Body MaterialCast Iron, Carbon Steel, Stainless Steel
Internal PartsStainless Steel
Connection TypeThreaded, Flanged, Socket Weld
Size RangeDN15-DN50 (1/2" - 2")
Pressure RatingPN16, PN25, PN40, Class 150, 300, 600
Maximum TemperatureUp to 425°C
Applicable MediumSaturated Steam, Condensate
Installation PositionHorizontal

Typical Applications

Steam Distribution Lines

Used for draining condensate from steam mains while preventing steam loss.

Heat Exchangers

Maintains high heat transfer efficiency by continuously removing condensate.

Petrochemical Plants

Suitable for harsh industrial environments requiring reliable condensate discharge.

Power Generation Facilities

Widely used in steam turbine auxiliary systems and steam pipelines.

Pulp and Paper Industry

Provides reliable operation in high-pressure steam applications.

Refineries

Ideal for steam tracing systems and process heating equipment.

Advantages Over Other Steam Trap Types

FeatureInverted Bucket TrapThermodynamic TrapFloat Trap
Water Hammer ResistanceExcellentGoodModerate
High Pressure CapabilityExcellentExcellentGood
Dirt Handling AbilityExcellentModerateModerate
Steam SealingExcellentGoodExcellent
Maintenance RequirementLowLowModerate
Service LifeLongLongLong

Quality Assurance

Every steam trap undergoes strict quality inspections before shipment, including:

✓ Shell Pressure Test

✓ Leakage Test

✓ Dimensional Inspection

✓ Material Verification

✓ Operational Performance Test

Available certificates:

  • ISO 9001

  • Material Test Certificate (EN 10204 3.1)

  • Pressure Test Report

  • Third-Party Inspection (SGS, BV, TUV)

Why Choose Us

  • Professional Steam Trap Manufacturer

  • Competitive Factory Direct Pricing

  • OEM & ODM Services Available

  • Fast Delivery Worldwide

  • Strict Quality Control System

  • Technical Selection Support

  • Export Experience in Global Markets

Frequently Asked Questions

What is the main advantage of an inverted bucket steam trap?

Its excellent durability, high-pressure capability, and resistance to water hammer make it one of the most reliable mechanical steam traps available.

Where is an inverted bucket steam trap commonly used?

It is widely used in steam mains, power plants, petrochemical facilities, refineries, and industrial process heating systems.

Can it operate under high-pressure conditions?

Yes. Inverted bucket steam traps are particularly suitable for high-pressure and high-temperature steam applications.

How often should maintenance be performed?

Under normal operating conditions, only periodic inspection is required due to its simple and durable design.

Request a Free Quote

Looking for a reliable Inverted Bucket Steam Trap supplier?

Contact our technical team today for pricing, datasheets, sizing assistance, and customized solutions for your steam system.


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