ASTM A105 Bimetallic Steam Trap, EN 26704, DN15, PN16, 1/2 IN
- Product Name:
- ASTM A105 Bimetallic Steam Trap
- Design Standard:
- EN 26704
- Body Material:
- ASTM A105, Carbon Steel
- Size:
- DN15, 1/2 Inch
- Pressure:
- PN16, Class 150 LB
- End Connection:
- Threaded
- Medium:
- Steam Condensate
Key Specifications / Features
The ASTM A105 Bimetallic Steam Trap is a high-quality solution designed in compliance with the EN 26704 standard. It features a forged carbon steel body, ensuring durability and robustness. Available in DN15 (1/2 inch) size with a pressure rating of PN16 (Class 150 LB), this steam trap is equipped with threaded ends for easy installation and maintenance. Suitable for a wide range of industrial applications, it offers reliable performance and efficient condensate management.
Bimetallic steam traps help conserve energy by discharging sub-cooled condensate in applications where sensible heat can be effectively utilized. Among all thermostatic steam traps, they are the most robust, offering exceptional resistance to water hammer and corrosive condensate, making them ideal for demanding industrial environments.
Technical Specification
» Product model: TB Thread
» Normal Size Range: 1/2-1 Inch (DN15-DN25)
» Normal Pressure Rating: PN16, PN25, Class 150 LB
» Material: ASTM A216 WCB, A351 CF8, CF8M, CF3, CF3M
» PMA Maximum allowable pressure: 40Bar g
» TMA Maximum allowable temperature: 300°C
» Maximum differential pressure (ΔPMX): 32 Bar
» Medium: steam condensate
» Design standard: ISO 6552, EN 26704
» Face to face dimension: EN 26554
» Test & inspection: EN 26948
Application
Bimetallic steam traps conserve energy by discharging sub-cooled condensate in applications that can utilize sensible heat. They are the most robust type of thermostatic steam traps, capable of withstanding water hammer and handling corrosive condensate, making them well-suited for demanding operating conditions.
Structural Diagram

Main Dimensions
| Size | A | B | C | D | Weight |
| 15 | 90 | 60 | 100 | 20 | 1.4 |
| 20 | 90 | 60 | 100 | 20 | 1.5 |
| 25 | 95 | 60 | 100 | 25 | 1.9 |



