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MV-20/MV-21
2-Piece Flanged Ball Valve
SIZE : 1/2″~16″, 1/2″~16″
Features

FLOOR PLAN MV-20

mv-20(1).jpg
mv-20(2).jpg

VALVE  MV-20

FEATURES Applicable Standards OPTION
- Flange : JIS 10K / 20K
- Ball : Full bore
- Material : SCS14 (ASTM A351-CF8M)
  SCS13 (ASTM A351-CF8)
- Blow out proof stem
- Locking device
- Lower break-away torque
- Sand casting body & end cap
- Shell wall thickness: KS B2308
- Face to face dimensions : KS B2306
- End flange dimensions: KS B1511
- Gearbox operated type : 200A and larger
- Metal seat

MATERIAL LIST MV-20

NO. PART MATERIAL
1 BODY A351-CF8/CF8M
2 END CAP A351-CF8/ CF8M
3 BALL A351-CF8/ CF8M
4 BALL SEAT R-PTFE
5 STEM SS 304/316
6 PACKING PTFE
7 BACK SEAT PTFE
8 RETAINER CS+ENP
9 GLAND SS 304
10 STOPPER SS 304
11 LEVER Ductile Iron
12 SNAP RING SK5M+ENP
13 GLAND BOLT SS 304
14 GASKET PTFE
15 HEX BOLT SS 304

Test Pressure MV-20

Shell (Hydrostatic) 30kg/cm2 (2.94Mpa)
Seat (air) 6Kg/cm2 (0.59Mpa)

DIMENSIONS MV-20

SIZE Oper Ød JIS 10K JIS 20K
Inch mm L H ØD ØC Øg T f n-Øh WT(Kg) L H ØD ØC Øg T f n-Øh WT(Kg)
1/2" 15A Lever 15 108 82 95 70 51 12 1 4-15 2.3 140 82 95 70 51 14 1 4-15 2.7
3/4" 20A 20 117 85 100 75 56 14 1 4-15 2.8 152 85 100 75 56 16 1 4-15 3.5
1" 25A 25 127 95 125 90 67 14 1 4-19 4.6 165 99 125 90 67 16 1 4-19 5.5
1-1/4" 32A 32 140 100 135 100 76 16 2 4-19 5.8 178 103 135 100 76 18 2 4-19 7.3
1-1/2" 40A 40 165 115 140 105 81 16 2 4-19 7.8 190 125 140 105 81 18 2 4-19 8.8
2" 50A 50 178 120 155 120 96 16 2 4-19 9.7 216 138 155 120 96 18 2 8-19 11.7
2-1/2" 65A 65 190 153 175 140 116 18 2 4-19 13.5 241 153 175 140 116 20 2 8-19 17
3" 80A 80 203 162 185 150 126 18 2 8-19 16.8 283 162 200 160 132 22 2 8-23 26
4" 100A 100 229 191 210 175 151 18 2 8-19 25.5 305 191 225 185 160 24 2 8-23 36.8
5" 125A 125 356 207 250 210 182 20 2 8-23 42.3 381 207 270 225 195 26 2 8-25 65
6" 150A 150 394 271 280 240 212 22 2 8-23 61.7 403 271 305 260 230 28 2 12-25 84.5
8" 200A Worm Gear 200 457 360 330 290 262 22 2 12-23   502 360 350 305 275 30 2 12-25  
10" 250A 250 533 435 400 355 324 24 2 12-25   568 435 430 380 345 34 2 12-27  
12" 300A 300 610 460 445 400 368 24 3 16-25   648 460 480 430 395 35 3 16-27  
14" 350A 337 686 573 490 445 413 26 3 16-25   762 573 540 480 440 40 3 16-33  
16" 400A 387 762 626 560 510 475 28 3 16-27   838 626 605 540 495 46 3 16-33  
- Note : The size 250A~400A are trunnion mounted type.



FLOOR PLAN MV-21

mv-21(1).jpg
mv-21(2).jpg

VALVE  MV-21

FEATURES Applicable Standards OPTION
- Flange : ANSI 150 / 300LBS
- Ball : Full bore
- Material : SCS14 (ASTM A351-CF8M)
  SCS13 (ASTM A351-CF8)
- Blow out proof stem
- Locking device
- 4 bolts design actuator mounting pad
- Sand casting body & end cap
- Shell wall thickness: ANSI B16.34
- Face to face dimensions : API 6D
- End flange dimensions: ANSI B16.5
- Pressure-Temperature rating(valve shell):
  ANSI B16.34
- Gearbox operated type : 8" and larger
- Metal seat

MATERIAL LIST MV-21

NO. PART MATERIAL
1 BODY A351-CF8/CF8M
2 END CAP A351-CF8/ CF8M
3 BALL A351-CF8/ CF8M
4 BALL SEAT RTFE
5 STEM SS 304/316
6 PACKING PTFE
7 BACK SEAT PTFE
8 RETAINER CS+ENP
9 GLAND SS 304
10 STOPPER SS 304
11 LEVER Ductile Iron
12 SNAP RING SK5M+ENP
13 WRENCH BOLT A193-B8
14 GASKET PTFE
15 STUD BOLT A193-B8
16 HEX NUT A193-B8
17 ANTI-STATIC DEVICE SS 304

Test Pressure (Hydrostatic)

ANSI 150 ANSI 300
Shell 450PSI (32kg/cm2) 1125PSI (79kg/cm2)
Seat 315PSI (22kg/cm2) 825PSI (58kg/cm2)

DIMENSIONS MV-21

SIZE Oper Ød ANSI 150 ANSI 300
Inch mm L H ØD ØC Øg T f n-Øh WT(Kg) L H ØD ØC Øg T f n-Øh WT(Kg)
1/2" 15A Lever 13 108 82 90 60.3 34.9 8 2 4-16 2.3 140 82 95 66.7 34.9 12.7 2 4-16 2.6
3/4" 20A 19 117 85 100 69.9 42.9 8.9 2 4-16 2.8 152 85 115 82.6 42.9 14.3 2 4-16 3.5
1" 25A 25 127 99 110 79.4 50.8 9.6 2 4-19 4.6 165 99 125 88.9 50.8 15.9 2 4-19 5.5
1-1/4" 32A 32 140 103 115 88.9 63.5 11.2 2 4-19 6.2 178 103 135 98.4 63.5 17.5 2 4-19 7.1
1-1/2" 40A 38 165 125 125 98.4 73 12.7 2 4-19 7.8 190 125 155 114.3 73 19.1 2 4-22 8.8
2" 50A 51 178 138 150 120.7 92.1 14.3 2 4-19 9.9 216 138 165 127 92.1 20.7 2 8-19 11.6
2-1/2" 65A 64 190 161 180 139.7 105 15.9 2 4-19 12.9 241 161 190 149.2 104.8
23.9
2 8-22 18
3" 80A 76 203 174 190 152.4 127 17.5 2 8-19 17.6 282 174 210 168.3 127 27 2 8-22 25.3
4" 100A 102 229 200 230 190.5 157 22.3 2 8-19 27.9 305 200 255 200 157.2 30.2 2 8-22 36.5
5" 125A 127 356 244 255 215.9 186 22.3 2 8-23 48.8 356 244 280 235 185.7 33.4 2 8-22 65
6" 150A 152 394 275 280 241.3 216 23.9 2 8-23 60 403 275 320 269.9 215.9 35 2 12-22 90.1
8" 200A Worm Gear 203 457 310 343 298.5 270 28.6 2 12-23   502 320 381 330.2 269.7 41.3 2 12-25  
10" 250A 254 533 435 406 362 324 30.2 2 12-25   569 445 445 387.4 323.9 47.7 2 16-28  
12" 300A 305 610 460 483 432 381 31.8 2 16-25   648 480 521 450.9 381 50.8 2 16-32  
14" 350A 337 686 573 533 476.5 413 35 2 16-25   762 590 584 514.4 412.8 54 2 20-32  
16" 400A 387 762 626 597 539.5 470 36.6 2 16-27   838 645 648 571.5 469.9 57.2 2 20-35  
- Note : The size 250A~400A are trunnion mounted type.