Thermodynamic Steam Trap

PN16/PN25/PN40
DN15~DN100
A105, WCB, S.S.

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Thermodynamic Steam Trap Product Information

Thermodynamic steam trap is designed according to the principle of dynamics. When the condensed water and steam on viscidity and density will drive the switching part. This type of thermodynamic steam trap has an extensive application in pipelines of steam, heat accompanying pipelines and small steam equipment. Flowspec Luokai can manufacture the thermodynamic steam trap according to GB/T13927-2008 with sizes of 1/2″~4″ (DN15~100mm). Welcome to contact us for detailed information and best quotes if you have any questions or inquiries. 

1. FEATURES

  • Solid structure, light weight, small volume and different pressure without any adjustment. 
  • Gas discharging equipment for rapidly discharging provide the ability of fast start.
  • Excellent ability to keep the steam from freezing.

3. STANDARDS

  • Design & manufacturing: GB/T13927-2008
  • Face to face: GB/T12250
  • Flanged ends: GB/T9113, ASME B16.5
  • Threaded ends: BSP, NPT, ISO228
  • Inspection & testing: GB/T12251

2. TECHNICAL SPECIFICATIONS

  • PN16 / PN25 / PN40
  • Size: 1/2″~4″ (DN15~100mm)
  • Materials: cast steel, stainless steel
  • Applicable medium: steam
  • Applicable temperature: -29℃~+425℃

4. APPLICATIONS

  • Petroleum
  • Chemical industry
  • Pharmacy
  • Chemical fertilizer
  • Power plant
  • Textile
  • Printing & dyeing

Why Choose Flowspec Luokai

45+ Years Experience

Founded in 1978, manufacturing industrial valves for over four decades with proven reliability worldwide.

Global Certifications

ISO 9001, CE/PED, WRAS, FM, UL, API approved — compliant with international quality and safety standards.

OEM Custom Solutions

Flexible design and manufacturing per your specifications — material, size, pressure, actuation tailored to project needs.

Worldwide Delivery

Exported to 5 continents — North & South America, Europe, Middle East, Southeast Asia, and Africa.

Our Service Promise

Strict Quality Control

Every valve tested to API 598, EN 12266 before shipment

Timely Global Delivery

Reliable logistics to 5 continents with secure packaging

OEM & Custom Design

Tailored material, size, pressure and actuation to your specs

Dedicated After-Sales

Technical support and service throughout product lifecycle

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contactOr give us a email at

sales@lokvalve.com