Brass swing check valve:

Material (valve body): Copper

Technical: Forged, 1.6 MPa pressure

Valve 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"

Guarantee: 3 years

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