Dipper Valve Co.,Ltd

Nominal Diameter: DN50~DN100(NPS2”~NPS4”)
Pressure Rating: PN1.6~PN42.0MPa(Class150~Class2500)
Product Feature: ①National innovation fund support project; ②Sichuan provincial key technology innovation project; ③Self-supporting spring actuator reliable shutdown wellhead gas supply under unmanned and no extra power supply field environment; ④Independent intellectual property right, guarantee the product reliable and safe running under extreme environment.

Nominal Diameter: 2”~40”
Pressure Rating: Class150~Class1500
Product Feature: ①National innovative patent; ②The Fourth Batch Of 2009 Year ‘Provincial National Key Technology Research And Development’ Program Research Product; ③The first class registered product in CNPC,SINOPEC and CNOOC; ④Originated use one pigging device to two different diameter pipeline.

Nominal Diameter: 2”~40”
Pressure Rating: Class150~Class2500
Product Feature: ①First different diameter pig valve manufacturer, national innovative patent; ② Originated protect inner floating roof tank pigging process method; ③Originated bayonet tooth system port cover structure, inter-locking vent design, ensure operation safety; ④Six unique method, ensure product safety and reliability.

Nominal Diameter: 3”~16”
Pressure Rating: Class 150~Class 1500
Actuator:N/A

Nominal Diameter: 1”~24”
Pressure Rating: Class 150~Class2500
Actuator: Manual Operated, Electrical Actuator, Pneumatic Actuator etc
Product Feature: ① National Energy Bureau And China National Petroleum Corporation “Oil And Gas Pipe Key Equipment Localizing Manufacturing Project” Product; ②Bi-directional sealing; ③Low torque operation; ④Frequently open and close without damage; ⑤Self-cleaning function.

Nominal Diameter: 1”~24”
Pressure Rating: Class 150~Class2500
Actuator: Manual Operated, Electrical Actuator, Pneumatic Actuator etc
Product Feature: ① National Energy Bureau And China National Petroleum Corporation “Oil And Gas Pipe Key Equipment Localizing Manufacturing Project” Product; ②Bi-directional sealing; ③Low torque operation; ④Frequently open and close without damage; ⑤Self-cleaning function.

Nominal Diameter: DN15~DN200 (NPS 1/2”~NPS 8”)
Pressure Rating: PN1.6MPa~PN6.3MPa (Class150~Class300)
Actuator: Manual Operated, Electrical Actuator etc
Product Feature: ①Intrinsic fire proof safe; ②Valve open and close indication; ③Anti-blow out stem design; ④Anti-static device; ⑤Unique valve seat sealing structure; ⑥Locking device; ⑦Reliable sealing and lower valve torque; ⑧Solid ball suit for low temperature cold application.

Nominal Diameter: DN15~DN200 (NPS 1/2”~NPS 8”)
Pressure Rating: PN1.6MPa~PN6.3MPa (Class150~Class300)
Actuator: Manual Operated, Electrical Actuator etc
Product Feature: ①Intrinsic fire proof safe; ②Valve open and close indication; ③Anti-blow out stem design; ④Anti-static device; ⑤Unique valve seat sealing structure; ⑥Locking device; ⑦Reliable sealing and lower valve torque; ⑧Solid ball suit for low temperature cold application.

Nominal Diameter: DN15~DN500 (NPS 1/2”~NPS 20”)
Pressure Rating: PN1.6MPa~PN25.0MPa (Class 150~Class1500)
Actuator: Manual Operated, Electrical Actuator, Pneumatic Actuator etc
Product Feature: ①Four way ball valve also known as four way circulating valve, this valve are mainly supplied to clockwise and counterclockwise circulating water supply system of cooler device on power station; ②There have L port four way ball valve and T port four way ball valve.