CLASS 300 |
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DN | mm | 50 | 65 | 80 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 600 | 700 |
NPS | in | 2 | 21/2 | 3 | 4 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 24 | 28 |
L(RF) | mm | 216 | 241 | 283 | 305 | 403 | 502 | 568 | 648 | 762 | 838 | 914 | 991 | 1143 | 1346 |
in | 8.5 | 9.5 | 11.13 | 12 | 15.88 | 19.75 | 22.38 | 25.5 | 30 | 33 | 36 | 39 | 45 | 53 | |
L1(BW) | mm | 216 | 241 | 283 | 305 | 457 | 521 | 559 | 635 | 762 | 838 | 914 | 991 | 1143 | 1346 |
in | 8.5 | 9.5 | 11.13 | 12 | 18 | 20.5 | 22 | 25 | 30 | 33 | 36 | 39 | 45 | 53 | |
L2(RTJ) | mm | 232 | 257 | 298 | 321 | 419 | 518 | 584 | 664 | 778 | 854 | 930 | 1010 | 1165 | 1372 |
in | 9.13 | 10.13 | 11.75 | 12.63 | 16.5 | 20.38 | 23 | 26.13 | 30.63 | 33.63 | 36.63 | 39.75 | 45.89 | 54 | |
H | mm | 153 | 165 | 195 | 213 | 272 | 342 | 495 | 580 | 625 | 720 | 790 | 840 | 1050 | 1150 |
in | 6.02 | 6.5 | 7.68 | 8.39 | 10.7 | 13.5 | 19.5 | 22.85 | 24.6 | 28.35 | 31 | 33.1 | 41.34 | 45.3 | |
Do(W) | mm | 400 | 400 | 600 | 850 | 11000 | 1500 | *350 | *350 | *600 | *600 | *800 | *800 | *800 | *800 |
in | 15.74 | 15.74 | 23.62 | 33.46 | 43.3 | 59 | 13.8 | 13.8 | 23.6 | 23.6 | 31.5 | 31.5 | 31.5 | 31.5 | |
RF(Kg) | 18 | 27 | 47 | 80 | 118 | 200 | 365 | 530 | 740 | 1030 | 1320 | 1540 | 2600 | 3900 | |
Bw(Kg) | 14 | 22 | 38 | 65 | 105 | 185 | 342 | 503 | 713 | 1000 | 1285 | 1498 | 2540 | 3825 |
Inspection procedure for 3-Piece Trunnion Mounted Ball Valve
●Chemical Analysis
1. Manual Methods 2.PMI
●Mechanical performance
1. Tensile Strength 2.Yield Strength 3. Charpy impact Test
●Valve thickness test
Ultrasonic Thickness Gauge
●Dimension and Roughness Test
Caliper/Digital Caliper/Thread Gauge etc
●Hardness Test
Hardness Guage
●Welding Procedure Qualification
●NDT Test (MT,PT,UT,RT)
●Torque Test
●Pressure Test
●Painting Inspection
●Final Inspection (Nameplate,Visual appearance…)