We are valve manufacture in China specializing in 1-pc ball valve, 2-pc ball valve, 3-pc ball valve, hard sealing ball valve, floating ball valve, pipeline ball valve for long distance transportation; gate valve, check valve, globe valve, butterfly valve etc.
ASTM STANDARD.
Body: A182. F316
Spring: 316
Seal ring: R-PEFE
Blowoff screw: Graphite+316
O-ring: 316
Bottom cover: Rubber
Stem: 316
Sliding bearing: 316
Ball: 316
Seat: 316
Nut: 316
Stud: 316
Cover: 316
Stuffing: PTFE
Gland: A216-WCB
Key: 316
