Name: | Trunnion Mounted Ball Valve | Standard: | API608/Gost/Din |
---|---|---|---|
Pressure: | Class150 Class300 Class600 Class900 Class1500 Class2500 | Temperature Of Media: | Medium Temperature,Normal Temperature,High Temperature-29℃ To 120℃) |
Size: | 1/4"-4",DN8-DN100 | Seat Material: | PTFE,RPTFE,Devlon,Nylon,Peek |
Connection: | Thread BSP NPT,Female Thread/OD Size,threaded,Female,RF,RTJ,SW | ||
High Light: | 3 trunnion ball valve VERVO,trunnion mounted ball valve with double block and bleed,trunnion ball valve double block bleed |
3 Inch Ball Valve 2500LB Trunnion Mounted Ball Valve Manual High Pressure Flange Type Hard Seal Fixed Ball Valve DBB
Forged steel trunnion mounted ball valve
1.Forged ball valve feature
forged ball valve,the forging material can ensure sufficient rigidity and strength under maximum rated operation pressure without inherent flaw of cast. Enough wall thikness of separate body and adaptation of high strength tie bolts are convenient for valve maintenance and sufficient to bear the stress of pipe.The internal parts of valve are carefully designed and selected to ensure reliability under all kinds of work condition.
2.Anti-fire safe design
When the trunnion ball valve be used normally,its sealed by seat and ball surface,seat retainer sealed by O-ring and body,this is soft sealed and reliable sealing.When the seat and O-ring are burnt,the seat retainer and body will be sealed by expanded graphite.Thus act anti-fire safe purpose.
3.Anti-static device
In order to prevent friction among ball,stem and PTFE that generates static electricity which may light the combustibles and explosives that cause an accident,in this ball valve,static-conduction spring is set between the stem and the ball,the stem and the body.Thus static electricity is conducted to ground and system safety is secured.
4.Free leakage of body Sealed construction
The connective position of valve body and bonnet is double sealed by gasket and O-ring,on this base,such factors as fire,high temperature,shock and uneven opening or closing of the torque all can’t induce external leakage.
5.Low torque in operation
The self-lubricated bearings are installed at the friction of stem,resulting in wear resistance,fiexibilityof operation and low torque.
6. Double block&bleed(DBB)
When ball is full open or close position,the transmitter substance in center cavity of body can be released by drainage and emptying devices.In addition,the over loaded pressure in the center cavity of valve can be released to low pressure end by self relief seat.
7.Emergency sealing
Compound injection holes are designed and compound injection valves are installed at locations of stem/cap and body support of side valve.When sealing of stem or seat is damaged to induce leakage,the compound can be used to do the second time sealing.A concealed check valve is installed in side of each compound injection valve to prevent compound from out flowing due to the action of transmitter substance.The top of the compound injection valve is the connector for fast connection with compound injection gun.
8.Extension stem
For the underground installed valve,the stem can be lengthened and for the convenience of operation the corresponding compound injection nozzle and drainage valve can be extended to the top of valve.
9.Automatic body cavity relief
When the body pressure going up un-normally as the unstable factor,the trunnion ball valve downstream seat will be pushed by unnormalpressure,and the release the un-normally pressure automatically,it doesn’t damage to the sealing of upstream seat.
10.Various driving types
The top pad of valve designed according to ISO 5211,which is convenient for connection and exchange of various drivers.The common driving types are manual,electrical,pneumatic and pneumatic/hydraulic
FORGED STEEL trunnion mounted Ball Valve CLASS 150~1500
Bolted cover or welded cover,three-piece Body,fixed Ball
Full or Reduced bore,Blowout Proof Stem
Fire safe and Anti static
Dual seat with injection and drain & outlet
ASTM A105N,A182 F304,A182 F316,A182 F304L,A182 F316L
Standards compliance
Design and manufacture: ANSI B16.34,API 608,API 6D,BS5351
Face to face dimensions: ANSI B16.10,API 6D
Flanged connection: ANSI B16.5
Butt welded: ANSI B16.25
Fie-safe: API 607~API 6FA
Test and inspection: API 598,API6D
|
ASME CLASS 2500 (PN 420) FULL BORE | |||||||||||||
Size | D | D1 | L | Casting | Forging | RF/RTJ | Weight BW |
||||||
in/mm | RF | RTJ | BW | A | B | C | A | B | C | (lb/kg) | (lb/kg) | ||
2 50 |
1.69 42 |
1.69 42 |
17.75 451 |
17.88 454 |
17.75 451 |
/ | / | / | 5.5 139 |
7.2 183 |
9.3 235 |
348 158 |
308 140 |
2 ½ 65 |
2.06 52 |
2.06 52 |
20.32 508 |
20.56 514 |
20.32 508 |
/ | / | / | 5.2 133 |
6.8 173 |
10.4 265 |
378 172 |
341 155 |
3 80 |
2.44 62 |
2.44 62 |
22.75 578 |
23 584 |
22.75 578 |
/ | / | / | 6.3 !60 |
8.1 205 |
12 305 |
529 240 |
474 215 |
4 100 |
3.44 87 |
3.44 87 |
26.5 673 |
26.88 683 |
26.5 673 |
/ | / | / | 7.4 188 |
6.8 173 |
14 355 |
969 440 |
881 400 |
5 125 |
3.62 92 |
3.62 92 |
31.26 794 |
31.77 807 |
31.26 794 |
/ | / | / | 7.1 180 |
10 255 |
16.5 420 |
1652 750 |
1586 720 |
6 150 |
5.19 131 |
5.19 131 |
36 914 |
36.5 927 |
36 914 |
/ | / | / | 10.8 275 |
13.4 341 |
19.1 485 |
2115 960 |
1982 900 |
8 200 |
7.06 179 |
7.06 179 |
40.25 1022 |
40.88 1038 |
40.25 1022 |
/ | / | / | 15 380 |
16.5 418 |
24.2 615 |
2885 1310 |
2643 1200 |
10 250 |
8.81 223 |
8.81 223 |
50 1270 |
50.88 1292 |
50 1270 |
/ | / | / | 18.9 480 |
20.5 520 |
31.9 810 |
4626 2110 |
4295 1950 |
12 300 |
10.44 265 |
10.44 265 |
56 1422 |
56.88 1444 |
56 1422 |
/ | / | / | 19.7 500 |
21.3 540 |
33.9 860 |
7115 3230 |
6608 3000 |
ASME CLASS 2500 (PN 420) REDUCED BORE | |||||||||||||
Size | D | D1 | L | Casting | Forging | RF/RTJ | Weight BW |
||||||
in/mm | RF | RTJ | BW | A | B | C | A | B | C | (lb/kg) | (lb/kg) | ||
2x1 ½ 50x40 |
1.69 42 |
1.5 38 |
17.75 368 |
17.88 454 |
17.75 451 |
/ | / | / | 4.6 118 |
5.5 140 |
9.3 235 |
275 125 |
231 105 |
2 ½x2 65x50 |
2.06 52 |
1.69 42 |
20 508 |
20.25 514 |
20 508 |
/ | / | / | 5.5 139 |
7.2 183 |
10.4 265 |
330 150 |
297 135 |
3x2 80x50 |
2.44 62 |
1.69 42 |
22.75 578 |
23 584 |
22.75 578 |
/ | / | / | 5.5 139 |
7.2 183 |
12 305 |
430 195 |
396 180 |
4x3 100x80 |
3.44 87 |
2.66 62 |
26.5 673 |
26.88 683 |
26.5 673 |
/ | / | / | 7 178 |
10.4 265 |
14 355 |
859 390 |
771 350 |
6x4 150x100 |
5.19 131 |
3.44 87 |
36 914 |
36.5 927 |
36 914 |
/ | / | / | 9.6 243 |
10.7 273 |
19.1 485 |
1432 650 |
1322 600 |
8x6 200x150 |
7.06 179 |
5.19 131 |
40.25 1022 |
40.88 1038 |
40.25 1022 |
/ | / | / | 10.8 275 |
13.4 341 |
21.7 550 |
2500 1135 |
2203 1000 |
10x8 250x200 |
8.81 223 |
7.06 179 |
50 1270 |
50.88 1292 |
50 1270 |
/ | / | / | 15 380 |
16.5 418 |
26.6 675 |
3778 1715 |
3304 1500 |
12x10 300x250 |
10.44 265 |
8.81 223 |
56 1422 |
56.88 1445 |
56 1422 |
/ | / | / | 18.9 480 |
20.5 520 |
31.9 810 |
5881 2670 |
5286 2400 |
(1) Contact our sales representative for more information. |
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