| Series 1b | |
| Nominal diameter | DN 25 to DN 100 and 1" to 4" |
| Nominal pressure | PN 10/16 and ANSI 150 lbs |
| Temperature range | -40°C up to 200°C |
| kvs-value | 0,005 to 125 |
| Face-to-face dimensions | DIN EN 558-1, series 1 and DIN EN 558-2, series 37 |
| Body material | EN-JS 1049/PFA; A395/PFA |
| Nominal size | DN 25 to DN 100 | 1" to 4" |
| Nominal pressure | PN 16 | ANSI 150 lbs |
| Temperature range | -40°C up to 200°C | |
| Characteristic | Equal percentage / linear | |
| Leakage rate | Leakage rate A acc. To DIN EN 12266-1, P12Leakage rate 1 BO acc. to DIN 3230 Part 3 | |
| Plug stem sealing | PTFE bellows with backup packing and test connection | |
| Rangeability | 20 : 1 (to kvs 0,1) / 50 : 1 (from kvs 0,25 | |
| End connections | as per DIN EN 1092-2, Form B resp. ANSI 150 lbs | |
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