Flow-Tek can offer a series of Gate Valve are heavy duty Outside Screwed & Yoke
Type bolted bonnet, rising stem with non rising hand wheel. Straight through bore design
assures minimum turbulence, erosion and resistance to flow. The most advance design
futures provides the ultimate in dependable, economic flow control they are available in
wide range of sizes and weights. These are widely suited for high pressure and
temperature and variety of fluids.
All the valves are manufacturing as per international Design and standards to get the
Total Interchangeable, Finest Quality and Workmanship.
Nomenclatur
| SR. NO. |
PARTS NAME |
QTY. |
| 1 |
BODY |
01 |
| 2 |
BONNET |
01 |
| 3 |
WEDGE |
01 |
| 4 |
SEAT RING |
02 |
| 5 |
SPINDLE |
01 |
| 6 |
GLAND BUSH |
01 |
| 7 |
BACK SHEET BUSH |
01 |
| 8 |
GLAND FLANGE |
01 |
| 9 |
GASKET |
01 |
| 10 |
GLANDE PACKING |
|
| 11 |
BONNET NUT |
01 |
| 12 |
HAND WHEEL |
01 |
| 13 |
HAND WHEEL NUT |
01 |
| 14 |
BOLTS & NUT |
AS PER STANDARD |
Valve Operation
| Operator |
Size Range |
| Hand wheel |
2" - 10" - Class 150, 300, 600 |
| 2" - 4" - Class 900 & 1500 |
| Gear Operator |
12" & Above - Class 150, 300, 600 |
| 6" & Above - Class 900,1500 |
Material
| STRUCTURE |
End Connection |
Flanged End Raised Face, Butt Weld End, RTJ,. ETC |
| MATERIAL |
Operation |
Hand wheel, Gear Operator, Electrical Actuator, Pneumatic, Hydraulic
|
| Shell |
WCB, WC1, WC6, WC9, LCB, LCC, LC3, C5, C12, CF8, CF8M, CF3, CF3M, CF8C,
CN7M, CD4MCu,Hastelloy, Inconel, Duplex Stainless Steel |
| Trim |
13% Cr Steel, 304 , 304L, 316, 316L, 321, 347, F51, Monel |
Features
Flow-Tek" offer Gate Valve with Pneumatic / Electrically (Motorized) / Gear Operation
with Limit Switches and suit specific requirements.
Extended Bonnets with sufficient gas column length, usually specified by customer, are
supplied for all valves to keep stem packing at sufficient distance away from the cold
fluid to remain functional.
- Outside screw and yoke type bolted bonnet construction.
- Rigid and sturdy design.
- Long service life with leak tightness.
- Back seating surfaces provided integral to bonnet.
- Ends - socket weld able / screwed.
Applicable Standard
| Design Standard |
API 600/BS1414 |
| Testing Standard |
API 598/BS EN 12266-1 |
| Face To Face |
ASME B 16.10 |
| End Connection |
Flanged End - ASME B 16.5,Butt Weld End - ASME B 16.25 |
| Pressure - Temperature Chart |
ASME B 16.34 |
Testing Standard
Note :
Valves can be supplied with actuator, pad lock and other accessories like
limit switch, position indicator, and solenoid valve as per requirement.
Stem extension, underground service features are available.
Design standard up to 24" is API 600 and above 24" is BS 1414.
| TEST TYPE |
TEST PRESSURE |
| |
|
CLASS 150 |
CLASS 300 |
CLASS 600 |
CLASS 800 |
CLASS 1500 |
| HYDRO SHELL |
Kg/Cm2 |
30 |
76 |
150 |
210 |
396 |
| |
Psig |
425 |
1080 |
2130 |
2960 |
5625 |
| HYDRO SEAT |
Kg/Cm2 |
22 |
55 |
110 |
153 |
291 |
| |
Psig |
310 |
780 |
1560 |
2170 |
4125 |
| AIR TEST |
Kg/Cm2 |
|
6.0 |
|
4 TO 7 |
4 TO 6 |
| |
Psig |
|
80 |
|
60 TO 100 |
Applications
- Refineries and petrochemical Industries.
- Fertilizer Plant.
- Thermal Power Plant.
- Other Process Industries.
