Safety valve series 812
Test approved atmospheric discharge safety valves for industrial applications
High performance safety valves made of brass, atmospheric discharge, with threaded connection
The basic model within the range of high performance safety valves. Up to date technology and highest precision, high-quality components such as a stainless spindle and spring fitted into a slender body made of brass. This valve is suitable for air and gaseous media up to a set pressure of 40 bar, which can be freely discharged into the atmosphere.
For the protection of:
- pressure tanks and
- pressure systems for air and other neutral, non-poisonous and non-flammable gases which can be freely discharged into the environment
Please observe plant-specific regulations and use of appropriate valve version and sealing material.
- pneumatic control units
- pressure booster plants air-side
- paint spray shops
- transport- and railway applications
- pneumatic braking systems
Safety valves are set and sealed at the factory.
| Suitable for | neutral air, gases and vapours |
| Component | Material | DIN EN | ASME |
| Inlet body | Brass | CW617N | CW617N |
| Outlet body | Brass | CW617N | CW617N |
| Internal parts | Brass / stainless steel | CW617N / 1.4404 | CW617N / 316 L |
| Spring | Stainless steel | 1.4310 / 1.4568 | 302 / 631 |
| Sealing cap | Stainless steel | 1.4301 | 304 |
| Valve version | cylindrical form, atmospheric discharge, for air and similar neutral, non-toxic and non-flammable gases that can be freely discharged into the atmosphere |
| Lifting mechanism | Standard with twist-type lifting mechanism |
| Nominal diameter | DN50 |
| Connection DIN EN ISO 228 | 2'' |
| Type of connection | Male thread BSP-P / DIN EN ISO 228-1 |
| NBR seal | Nitrile rubber | Elastomere flat seal 0,2 – 30 bar | –30°C to +130°C |
| Installation dimensions in mm | |
| H (H1) | 282 |
| H2 | 284 |
| h | 26 |
| SW | 80 |
| do | 48 |
| Coefficients of flow ISO 4126-1 | 0,51 |
| Coefficients of flow ASME-Code Sec. VIII Div. 1 |
30,116 |
| Weight | 5,4 |
| Range of adjustment | 0,2-30 |
| Range of adjustment ASME | 15-435 |
| Ref. | 2490673 |
Inquiry
More information about personal data can be found here!
Similar products
-
Bellows sealed valve BV25061 PN16 DN50
Price without Vat: 142.00 €
Add to basket
Price with VAT: 173.24 € -
Bellows sealed valve BV25061 PN16 DN25
Price without Vat: 92.00 €
Add to basket
Price with VAT: 112.24 € -
Resilient seat gate valve DN 200 PN 10
Price without Vat: 492.00 €
Add to basket
Price with VAT: 600.24 €


