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Cast Iron Globe Valve

Cast Iron Globe Valve

Cast iron globe valve is a common industrial valve, mainly used to control the opening and closing of fluid media in pipelines. It pushes the sealing surface between the valve disc and the valve seat to separate or fit tightly by rotating the valve stem, thereby opening or closing the fluid.
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Product parameters

●Valve core: stainless steel 06Cr19Ni10 (two-way), HPb59-1 (three-way)
●Valve stem seal: four-layer V-type and O-type combined nitrile rubber seal, polytetrafluoroethylene sealing sleeve
●Valve stem: stainless steel 06Cr19Ni10
●Valve body, valve cover material: HT250
●Nominal pressure (PN): 1.6MPa
●Working medium: water, fluid temperature 5~95℃
●Valve leakage: ≤0.03%KV
●Flange standard: GB/T 17241.6 PN16

DDF-S-X

 

Order code Product Model Valve type DN Connection Bolt size Kv value Stroke Dimensions Maximum closing pressure difference
[kPa]
L d D H H1
12451 DDF-S-X-232 2 WAY 32 Flange 4×M16 21 20 180 ∅100 ∅135 138 108 600 ------ ------
12452 DDF-S-X-240 2 WAY 40 Flange 4×M16 28 20 200 ∅110 ∅145 139 119 500 ------ ------
12453 DDF-S-X-250 2 WAY 50 Flange 4×M16 34 20 230 ∅125 ∅165 142 135 350 ------ ------
12454 DDF-S-X-265 2 WAY 65 Flange 4×M16 54 20 290 ∅145 ∅185 154 165 250 ------ ------
12455 DDF-S-X-280 2 WAY 80 Flange 8×M16 67 20 310 ∅160 ∅200 158 180 200 ------ ------
12456 DDF-S-X-2100 2 WAY 100 Flange 8×M16 120 40 350 ∅180 ∅220 200 200 ------ 300 500
12457 DDF-S-X-2125 2 WAY 125 Flange 8×M16 180 40 400 ∅210 ∅250 213 230 ------ 200 350
12458 DDF-S-X-2150 2 WAY 150 Flange 8×M20 256 40 480 ∅240 ∅285 229 270 ------ 150 200
12459 DDF-S-X-2200 2 WAY 200 Flange 12×M20 330 40 600 ∅295 ∅340 259 329 ------ ------ 150
12672 DDF-S-X-332 3 WAY 32 Flange 4×M16 21 20 180 ∅100 ∅135 138 90 600 ------ ------
12673 DDF-S-X-340 3 WAY 40 Flange 4×M16 28 20 200 ∅110 ∅145 139 100 500 ------ ------
12460 DDF-S-X-350 3 WAY 50 Flange 4×M16 34 20 230 ∅125 ∅165 142 115 250 ------ ------
12461 DDF-S-X-365 3 WAY 65 Flange 4×M16 54 20 290 ∅145 ∅185 154 145 200 ------ ------
12462 DDF-S-X-380 3 WAY 80 Flange 8×M16 67 20 310 ∅160 ∅200 158 155 150 ------ -----
12463 DDF-S-X-3100 3 WAY 100 Flange 8×M16 120 40 350 ∅180 ∅220 200 175 ------ 250 350
12464 DDF-S-X-3125 3 WAY 125 Flange 8×M16 180 40 400 ∅210 ∅250 213 200 ------ 200 250
12465 DDF-S-X-3150 3 WAY 150 Flange 8×M20 256 40 480 ∅240 ∅285 229 240 ------ ------ 200
12466 DDF-S-X-3200 3 WAY 200 Flange 12×M20 330 40 600 ∅295 ∅340 259 300 ------ ------ 150

 

 

Cast Iron Globe Valve

 

 

Cast iron globe valve has the advantages of simple structure, good sealing performance, rapid opening and closing, and easy maintenance. Its straight-through flow channel design can reduce the resistance loss when the medium flows and ensure the stability of the flow. Due to the characteristics of cast iron material, this type of valve performs well under medium and low temperature conditions, has a long service life and high cost performance, and is suitable for use in industrial and municipal engineering and other occasions.

 

 

FAQ

 

1.What are the advantages of Cast iron globe valves over copper stop valves?
Cast iron stop valves are more economical and more suitable for larger diameter applications, while copper valves are more suitable for small diameters and corrosion-resistant environments.

 

2.Can cast iron stop valves be used in gas pipelines?
Yes, but the premise is that the working conditions are within the valve design range, such as pressure and temperature cannot be too high.

 

3.What is the difference between cast iron stop valves and cast steel stop valves?
Cast iron stop valves are suitable for medium and low pressure pipelines, and cast steel stop valves are more suitable for high pressure and high temperature applications.

 

4.Will cast iron stop valves leak due to long-term use?
As the use time increases, the valve sealing surface may wear and cause leakage, but regular maintenance can extend the service life.

 

5.Are cast iron stop valves prone to cracking in cold climates?
Yes, cast iron materials are brittle at low temperatures, and extremely cold environments may cause the material to crack, so antifreeze measures are required.

 

 

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