CF8 Gate Valve

 

Stainless Steel Gate Valves are characterized by a traveling wedge, which is moved with the operation of the stem nut. The wedge travels perpendicular to the direction of the flow.

Gate valves are double sealing design, it usually have a minimum pressure drop when fully open, provide tight shut-off when fully closed.

 

Gate valve is generally used to completely shut off fluid flow or, in the fully open position, provide full flow in a pipeline. Thus it is used either in the fully closed or fully open positions. A gate valve consists of a valve body, seat and disc, a spindle, gland, and a wheel for operating the valve. The seat and the gate together perform the function of shutting off the flow of fluid.

 

Features and benefits

NPS ½-1½ (DN 15–40)

● Integral seat, flanged, design and wall thickness to API 603, ASME Classes 150 and 300

● Full port, threaded, socket weld or combination, design to ASME B16.34, wall thickness to API 603, ASME Class 600

NPS 2–24 (DN 50–600)

● Integral seat, flanged, design to ASME B16.34, wall thickness to API 603, ASME Classes 150 and 300

Stainless Steel flanged gate valve has a threaded stem that has a gate going inside the main body of the valve. Suraj Metal Corporationis a leading manufacturer and supplier of the different types of gate valves. There are different types of valves such as the Stainless Steel threaded gate valve and other types. The threaded gate valve is used as an on off valve or open and close valve.

 

The range of GZP gate valve design is as follows:

1. Size: 2" to 48" DN50 to DN1200

2. Pressure: Class 150lb to 600lb PN10-PN100

3. Connection ends: ASME B 16.5 in raised face(RF), Flat face(FF) and Ring Type Joint (RTJ)

ASME B 16.25 in butt welding ends.

4. Face to face dimensions: conform to ASME B 16.10.

5. Temperature: -29℃ to 425 ℃

GZP valves can be manufactured in all kinds of materials to meet different requirements from clients, especially in NACE standard.

GZP valves can be equipped with gear operator, pneumatic actuators, Hydraulic actuators, Electric actuators,bypasses,locking devices,chainwheels,extended stems and many others are available to meet the customers' requirements.

 

Technical Data
Design Standard	API600, API6D, DIN3352, EN10434
Body Material	CF8,CF3, CF8M,CF3M, CN7M,Duplex 4A, 5A
	NACE MR-01-75/NACE MR-01-03 Special Requirements
Pressures range	ANSI 150 ~ANSI 2500 ,PN10~PN420
Size range	DN50(2") ~DN1200 (48")
Face to Face	ANSI1B 16.10 ,EN 558,DIN3202
Flanged RF, FF, RTJ Ends	ASME B16.5 ≤ DN600 (24") ASME B16.47 A ≥ DN650 (26")
	BS 4504,DIN 2543-2545,EN1092
Butt-Weld BW Ends	ASME B16.25 ,DIN 3239,BS 2080, EN 12627
Temperature range	-29°~ 425°C
Design Feature
Construction	Pressure seal,Bolted Bonnet
Wedge Type	flexible wedge, solid wedge, double wedge etc
Stem Design	Rising stem,Non-rising stem
Seat Sealing	Integral body seat ,seat welded and overlaid
Valve Operation	Gear,pneumatic,Hydraulic,Electric actuators.
	By passes,locking devices,extended stem,etc
Fire Safe Design	API 607,BS 6755
Inspection and Test
Visual Inspection	MSS SP-55
Material Inspection	PMI Test----Chemical Analysis
	HB Test---Hardness Test
	UT---Ultrasonic Test
	RT---RadiographicTest
	MT---Magnetic Test
	NDT Test Non-destructive
Dimention inspcetion	According to drawings
Valve Inspection and Test	API 598,DIN 3230,EN 12266,BS 5146

 

Stockist of CF8M stainless steel Pneumatic Gate Valves, A351 CF8 304 SS Split Wedge Gate Valve in different size at distributor price

It cannot be used as a control valve. The 316 Stainless Steel Gate Valve is used in sour water services to open and close operations. The twisting of the threaded stem inserts the gate slowly and prevents the water hammer effect on the gate as well. For general corrosive services, less corrosion resistant 304 Stainless Steel gate valve can be used. The gate valve can be designed as clockwise opening or counterclockwise opening or closing. This depends on the basis of the application. As a leading manufacturer, we produce the valves in different types, sizes and capacities. The input and output sizes, the valve strength, the allowable maximum pressure and the thread size and gates sizes differ for different types as the Stainless Steel sluice valve. Please contact us for more details on the valves and prices.

Wedge gate valves differ from parallel gate valves in that the seating element is wedge-shaped, instead of parallel. The disk or wedge can be a single-piece or a two-piece design. The purpose of the wedge shape is to introduce a high supplementary seating load that enables metal-sealed wedge gate valves to seal against not only high but also low fluid pressure. The wedge shape also results in a seal on both sides of the gate. Since the disk is in contact with the seats only when the valve is closed, the wedge gate valve offers a maximum resistance to wear, where turbulent flow is present.

 

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