Ireo mari-pamantarana ara-teknika amin'ny fiakaran'ny valva vavahady tombo-kase tombo-kase
| Nominal diameter | DN50-600mm |
| Fanerena nominal | 1.0/1.6/2.5MPa |
| hafanana miasa | 0-80¡æ |
| Tombo-kase fanerena | 2.0 heny fanerena nominal |
| Ny fanoherana ny tsindry amin'ny vatan'ny valve | 4.0 heny fanerena nominal |
| Media azo ampiharina | Rano, menaka ary gazy |
Ny refin'ny fifandraisana lehibe
| DN | L | D1 | E2 | N-¦µd | £¨È«¹Ø£©Hmm | £¨È«¿ª£©Hmax | |||
| 1.0 MPa | 1,6 MPa | 1.0 MPa | 1,6 MPa | 1.0 MPa | 1,6 MPa | ||||
| 50 | 178 | 135 | 135 | 125 | 125 | 4-19 | 4-19 | 322 | 374 |
| 65 | 190 | 185 | 185 | 145 | 145 | 4-19 | 4-19 | 332 | 398 |
| 80 | 203 | 200 | 200 | 160 | 160 | 8-19 | 8-19 | 350 | 429 |
| 100 | 229 | 220 | 220 | 180 | 180 | 8-19 | 8-19 | 420 | 524 |
| 125 | 254 | 250 | 250 | 210 | 210 | 8-19 | 8-19 | 420 | 524 |
| 150 | 267 | 285 | 285 | 240 | 240 | 8-23 | 8-23 | 581 | 736 |
| 200 | 292 | 340 | 340 | 295 | 295 | 8-23 | 12-23 | 736 | 942 |
| 250 | 330 | 405 | 405 | 350 | 355 | 12-23 | 12-28 | 882 | 1013 |
| 300 | 356 | 460 | 460 | 400 | 410 | 12-23 | 12-28 | 1009 | 1117 |
| 350 | 381 | 520 | 520 | 460 | 470 | 16-23 | 16-28 | 1300 | 1655 |
| 400 | 406 | 580 | 580 | 515 | 525 | 16-28 | 16-31 | 1380 | 1805 |
