This document is a parameter information of the EB type return valve product of the END company, including the model, material, pressure and other information.
The END-Armaturen EB series are stainless‑steel non‑return (check) valves designed for installation in pipelines with flanged connections. They are supplied in a two‑part screwed body and can be mounted in any orientation, respecting flow direction.
Key specifications include pressure classes PN 40 for DN 15‑DN 50 and PN 16 for DN 65‑DN 80, a maximum operating temperature of +140 °C, and construction from stainless steels 1.4408, 1.4571 and 1.4310 with PTFE seals. Dimensions for each nominal size are listed, and the valves comply with EU Machinery Directive standards EN ISO 12100, EN 983 and EN 60204‑1. This manual is written in German.
| Pressure range (DN15‑DN50) | PN 40 |
|---|---|
| Pressure range (DN65‑DN80) | PN 16 |
| Maximum temperature | +140 °C |
| Body material | Stainless steel 1.4408 |
| Inner parts material | Stainless steel 1.4571 |
| Seal material | PTFE |
| DN15 dimensions (L×W×H) | 130 mm × 95 mm × 65 mm |
| DN80 dimensions (L×W×H) | 310 mm × 200 mm × 160 mm |
The valve can be used up to a maximum temperature of +140 °C.
DN15‑DN50 are rated PN 40, while DN65‑DN80 are rated PN 16.
The valve body is made of stainless steel grade 1.4408.