รายละเอียด:
1. ND: 1.5"-48"
2. Standard: BS5155, API609, EN593, MSS-SP-67
3. Drive mode: Worm gear worm/Air-operating
4. Flanged connection: AS2129 D/E, BS10 D/E, JIS 10K/16K, ASME B16.1 125LBS/150LBS, BS4540, DIN2501 PN10/PN16
5. Medium: Flesh water, sewage, sea water, air, vapor, food, oils, mediaine, alialis, salts and so on