400 Double-leaf check valve Rushwork flanged PN16, GG25 /CF8M /EPDM, Tmax=+110°C
The check valve is designed to prevent the working medium from moving in the opposite direction and protect the equipment from hydraulic shocks.
It is used in systems of cold and hot water supply, drinking water supply, heat supply, water fire extinguishing, sewerage, irrigation.
Nominal diameter: DN 40 - 600
Nominal pressure: Ru 16
Temperature range: + 5°C/+110°C
Coverage: anticorrosive epoxy coating, thickness 250 microns
Standards: GOST R 53671
|
1 |
body: |
1 pc. SCH 25 (JL 1040 EN - GJL-250) |
|
2 |
the sash: |
2 шт. нерж. сталь 12Х18Н10 T (EN 1.4878) артикул 300/301 ВЧ 40 ( JS - 1030 EN - GJS- 400-15) артикул 302/303 |
|
3 |
spring: |
2 pieces of stainless steel. steel 12X13 (EN 1.4005) 304 |
|
4 |
the lower axis: |
1 piece stainless steel. steel 12X13 (EN 1.4005) |
|
5 |
the upper axis: |
1 piece stainless steel. steel 12X18H10 T (EN 1.4878) |
|
6 |
plug: |
4 pcs stainless steel. steel 12X18H10 T (EN 1.4878) |
|
7 |
bearing: |
2 pcs of PTFE |
|
8 |
support bearing: |
2 pcs of PTFE |
|
9 |
eye bolt: |
1 piece stainless steel. steel 08X18H10 (EN 1.4301) |
|
10 |
housing seal: |
1 EPDM piece Article 300/302 NBR article 301/303 |