Assistant valve enterprise to win the world
Size:DN15~80
Pressures:PN16~320
Material:Carbon Steel, Stainless Steel
Temperature:≤200°C
Design:GB/T 12243
End Connection:Flange, Thread
A21F type is applicable to equipment or pipelines with air, ammonia, petroleum gas and other media with operating temperature ≤120°C.
A21H type is applicable to equipment or pipelines with corrosive gas or liquid with temperature ≤200°C as overpressure protection device.
KA21Y is applicable to LPG with temperature ≤120°C.