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Inverted Bucket Steam Trap

Specifications : 

  • Available Sizes: DN15 to DN80 (1/2″ through 3″)

  • Pressure Rating Class: Class 150 to Class 2500 (PN16 to PN400)

  • Set Pressure Envelope: 0.35 bar to 170+ bar

  • Thermal Range: -29°C to +540°C

  • Body Materials: Cast Iron (ASTM A126), Forged Carbon Steel (ASTM A105), Stainless Steel (ASTM A182 F316L), Alloy Steel (ASTM A182 F11/F22)

  • Internal Mechanism & Bucket: Stainless Steel AISI 304 / AISI 316 with hardened valve seat and plug

  • End Connections: Threaded (NPT / BSPT), Socket-Weld (ASME B16.11), Flanged (ASME B16.5 / EN 1092-1 / AS 2129), or Butt-Weld (ASME B16.25)

  • Code Compliance & Certifications: Designed to ISO 6552, ASME B31.1 / B31.3, EN 26704, Shell integrity and seat tightness certified per API 598 / ISO 5208 / EN 12266-1

Inverted Bucket Steam Trap are designed for efficient condensate removal and reliable steam control in various industrial applications. These traps utilize an inverted bucket mechanism that opens and closes the valve based on the presence of condensate, ensuring that live steam is retained within the system while discharging condensate. The robust design makes these steam traps ideal for use in applications with fluctuating loads and high condensate levels, providing consistent performance and energy efficiency.

The carbon steel or stainless steel construction ensures long-term durability, resistance to wear, and suitability for high-pressure and high-temperature environments, making these traps essential for industries such as oil & gas, chemical processing, power generation, and food processing. The simple yet effective design minimizes maintenance requirements while maximizing operational reliability.

Specifications:

  • Nominal Diameter: DN15 to DN100
  • Nominal Pressure: Class 150 to Class 600
  • End Connection:
    • Flanged (ASME B16.5)
    • Threaded (ASME B1.20.1)
  • Design Standards:
    • API 598
    • ASME B16.34
    • ISO 9001

Manufacturers:

  • Armstrong Inverted Bucket Steam Trap
  • SVR Inverted Bucket Steam Trap
  • TLV Inverted Bucket Steam Trap
  • Velan Inverted Bucket Steam Trap

We source high-quality Inverted Bucket Steam Traps from trusted manufacturers worldwide, ensuring cost-effective solutions that meet stringent performance and quality standards.

Applications: Inverted Bucket Steam Traps are widely used in systems that require efficient steam control and condensate discharge, such as:

  • Oil & Gas
  • Chemical Processing
  • Power Generation
  • Food Processing
  • Steam Distribution Systems
  • Heat Exchangers
  • Process Equipment

These traps are particularly well-suited for applications where reliable condensate removal is required without compromising on steam retention. Their simple operation, durability, and energy efficiency make them a dependable choice for a wide range of industrial applications.

For more information on our Inverted Bucket Steam Traps, or to discuss your specific steam trap requirements, contact us today. Our steam traps ensure reliable condensate removal and steam management, optimizing the efficiency of your steam systems.

Feature / Parameter Specification Details
Available Sizes DN15 to DN50 (1/2″ through 2″)
Pressure Rating Class PN16 to PN64 / Class 150 to Class 600
Thermal Range Up to +425°C
Body Materials Cast Iron (ASTM A126), Cast Carbon Steel (ASTM A216 WCB), Stainless Steel (ASTM A351 CF8M)
Internal Bucket & Trim High-Grade Stainless Steel (AISI 304 / AISI 316) with Hardened Chrome Steel Valve & Seat
Drainage Capacity Intermittent Discharge; Handles Variable Condensate Loads up to 4,500 kg/h
End Connections Threaded (NPT / BSPT), Flanged (ASME B16.5 RF / EN 1092-1), Socket-Weld (ASME B16.11)
Compliance & Standards ASME B16.34, EN 12516, ISO 6552, Inspection & Testing per ISO 6948 / EN 12266-1

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