Compound exhaust valve

SUFADA EKB Composite Air Release Valve
Design standard :Q/SDA 005-1
Flange :GB/T17241.6-1998 eq DIN2501
Face to face dimensions: Depend on manufacturer
Testing standard:Company standard Q/SDA SY 005-1
Working temperature:NBR <80?
EPDM<120?
FPM <160?
Technical characteristics:
Nominal diameter DN<300
Nominal pressure 1.6Mpa 1.0Mpa
Strength testing 2.4Mpa 1.5Mpa
Functional testing 1.76Mpa 1.1Mpa

Main components and their materials:
No. Name Material
1 Body /cover
lever locking QY500-7
with internal and external epoxy resin coating
2 Seal NBR/EPDM or FPM
3 Disc,lever ZCuAl10Fe3


Compound exhaust valve