Brass check valve:

Material ( brass body):  copper

Technical:  Forged, 1.6MPa pressure.

Surface:  Galvanized, chrome and Nickel plated,etc.

Temperature:  Normal or  -20oC to 150oC

Medium:  Water, Oil , Gas,etc.

Size:  1/2", 3/4", 1", 1 1/2", 1 3/4", 2", 2 1/2", 3", 4"

Satndard:  GB. DIN, ANSI , EN, BS, UIN ,JIS.

Guarantee: 3 years guarantee