Profile: Zhejiang Koflow Valve Co.,Ltd. designs, develops, manufactures and markets Valve products. We specialize in machining workshops, welding heat treatment, assembly & test, physical & chemical analysis centers, and are well equipped with advanced processing & test machines. We have CNC machining centers, plasma spraying welding machines, CNC large-sized spherical machines, ultra-high frequency vacuum heat hreatment equipments, physical&chemical analysis equipments, NDE equipments and autometical painting line. We provide custom made service for non-standard valves, and produce valves in accordance with client’s design drawings.

Our main products include Gate Valve, Globe Valve, Check Valve, Ball Valve, Butterfly Valve, Plug Valve as well as Blind Valve, Blow-Off Valve, Metallurgy Valve and various Non Standard Valves. Our main matrials inlcude Carbon Steel, Stainless Steel, Alloy Steel, Monel and Alloy 20., with the nominal diameter range from 1/2" to 140" and pressure rating from 150lbs to 4500lbs. Our products are widely used in the fields of petrochemical, natural gas, petroleum, metallurgy, building, water & electricity and pharmacy.

Plug Valve Features

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•	Forged Steel Floating Ball Valve	•	Forged Steel Full Welded Ball Valve	•	Forged Steel Gate Valve
•	Forged Steel Globe Valve	•	Forged Steel High Pressure Valves	•	Forged Steel Valves
•	Free Floating Ball Valves	•	Free Flow Check Valves	•	FRP Butterfly Valves
•	Fuel Check Valves	•	Fuel Receiver Check Valves	•	Full Flow Sump Pump Check Valve
•	Full Lug Style Butterfly Valves	•	Full Port Ball Valves	•	Full Port Carbon Steel Ball Valves
•	Full Welded Ball Valves	•	Fully Lined Plug Valves	•	Fully Rubber Encapsulated Butterfly Valve
•	Fully Welded Metal Seated Ball Valves	•	Gasoline Check Valves	•	Gate Valve
•	Gate Valve	•	Gate Valves Reconditioned	•	Gate Valves, Stainless Steel
•	Gate Valves, Wedge	•	Gate Valves: Cast Iron, Cast Steel, Forged Steel	•	Gate Valves: Rectangular, Square, or V Port
•	Gear Operated Butterfly Valves	•	General Service Butterfly Valves	•	Globe Check Valves
•	Globe Control Valves	•	Globe Style Silent Check Valves	•	Globe Valves
•	Globe Valves, Cast High Alloy	•	Globe Valves, Cast Iron	•	Globe Valves, Cast Steel
•	Globe Valves, Reconditioned	•	Globe Valves, Stainless Steel	•	Globe Valves: Cast Iron, Cast Steel, Forged Steel
•	Groove Butterfly Valves	•	Grooved End Butterfly Valves	•	Grooved End Swing Check Valves
•	Grooved Plug Valves	•	Hard Seat Check Valves	•	Heavy Duty Check Valves
•	Heavy Duty Knife Gate Valves	•	High Alloy Check Valves	•	High Alloy Gate Valves
•	High Performance Metal Seated Butterfly Valves	•	High Pressure Air Operated Butterfly Valves	•	High Pressure Cast Gate Valves
•	High Pressure Compact Check Valves	•	High Pressure Forged Gate Valves	•	High Pressure Gate Valve Seats & Gates
•	High Pressure Plug Valves	•	High Pressure Services, Check Valves	•	High Pressure Services, Gate Valves
•	High Pressure Services, Globe Valves	•	High Tech Bellow Sealed Valves	•	High Temperature Check/Relief Valves
•	High Temperatures Butterfly Valves	•	Horizontal In Line Check Valves	•	Horizontal Swing Check Valves
•	Hot Air Butterfly Valves	•	Hydrant Gate Valves	•	Hydraulic Check Valves
•	Hydraulic Gate Valves	•	In Line Check Valves	•	In Line Spring Check Valves
•	In-Line Brass Check Valves	•	In-Line Check Valves	•	In-Line Flanged Style Duckbill Check Valves
•	In-Tank Check Valves	•	Increasing Check Valves	•	Industrial Ball Valves
•	Industrial Strainers	•	Inflatable Seated Butterfly Valves	•	Inline Ball Check Valves
•	Inline Dual Check Valves	•	Instrument Ball Valves	•	Instrument Check Valves
•	Instrumentation and Special Valves	•	Integrated Check Valves	•	Internal Expandable Check Valves
•	Inverted Plug Pressure Balanced Plug Valves	•	Iron Swing Check Valves	•	Knife Edge Gate Valves
•	Knife Gate Valve	•	Knife Gate Valves, Metal Seated	•	Knife Gate Valves, Wafer Type
•	Large Diameter Gate Valves	•	Large Diameter, Resilient Seated Butterfly Valves	•	Lead Free Check Valves
•	Lead-Free Check Valves	•	Lever Handle Butterfly Valves	•	Lift Check Valves
•	Lift Plugs Valves	•	Line Gate Valves	•	Linear Gate Valves
•	Lined Ball Check Valves