Steel Three Piece

Three Piece Ball Valve - 3000 Series
The 3000 Series soft seat valve is engineered for high pressure applications and has built-in versatility, offering a variety of seat/seal and body materials and end connections. It is available in sizes 1/4" through 3" full port and 1/4" through 4" standard port. The 3000 Series is ideal for...
Control Valve Ball Valve - CV3000 Series
The CV3000 is a v-type control valve for precise control allowing high pressure drop capability with straight through flow and bubble-tight shut-off. Materials of construction for the valve or insert include Hastelloy B, Alloy 20, Hastelloy C, Bronze, Monel, Carbon Steel, Stainless Steel and other...
MS3000 Series Valve
The MS3000 Series is a Class V shutoff heavy, duty, metal seated valve that is designed for pressure up to 990 psi (69 bar) and temperatures up to 1000°F (538°C). It is ideal for condensate, steam or gas service.  A wide variety of end connections are available.
Fire Safe Three Piece Ball Valve - 4700 Series
The 4700 Series represents the leading technology in three piece ball valves. This versatile 2000 WOG rated valve is standard with API 607 5th Edition fire test qualification and ISO 5211 mounting with an integral locking lever. Available in sizes 1/2" through 4", full port, fire tested to API 607...
V Port Ball Valves - CV4700 Series
The CV4700 Series is a characterized control valve with v-port ball. It is fire safe to API 607, 5th Edition. The size range is 1/2" - 2" full port. The valve is constructed from investment cast body. It has an ISO 5211 actuator mounting pad with a blow-out proof stem and reinforced PTFE seats and...
Three Piece Ball Valves - 8700 Series
The 8700 Series represents the leading technology in three piece ball valves. This versatile 1000 WOG rated valve is standard with ISO 5211 mounting with an integral locking lever. Available in sizes 1/2" through 2", full port  with a self pressure relieving design by means of a pressure...
Cavity-Filled Three Piece Ball Valve - CF8901 Series
A sanitary ball valve designed with FDA approved cavity filler seats and quick disconnect ends to minimize pockets where media can collect. The inner diameters and end connections are exactly the same size as the ID of the ball/seat ensuring no obstruction of flow from tubing through the valve.
Three Piece Ball Valves - 10000 Series
The 10000 Series soft seat valve is engineered for high pressure applications and has built-in versatility offering a center section capable of accepting flanged, socket weld, butt weld, or threaded end pieces. A wide range of seat, seal and body materials are available including Carbon Steel,...
Food and Beverage Steam Valve Series
The Marwin food and beverage (F&B) steam valve series ball valves are special versions of the Marwin 2000F and 4700F series, intended for 150 psi or lower pressure steam service in plants requiring use of FDA or equivalent “food grade” engineered plastics or elastomers throughout the plant,...