半球阀_制造时间2013，未使用
Ball segment valve
| Description | Ball segment valve TD 250 PN10 – 250 PN6 – TD 250 PN10 Free pass 231mm |
| Year of construction | 2013 |
| Manufacturer | Heinkel |
| Product contacted material | 1.4404 / 316 L |
| Control and drive system | FESTO Double-acting Type DAPS-0480 Incl. Switchbox with Limit switches from Pepperl und Fuchs. |
| Seal design | EPDM, E70H white (FDA conform), on request Viton and Perlast also available. |
| Comment | 4 piece available, unused |
| Ex design | II 2/2 D c T135°C X , II 2/2 G c IIB T4 X |
| Inlet flange | Flange with tapped holes DIN outer Ø 395mm, PCD 350mm with 12 x M20 |
| Outlet flange | Flange with tapped holes DIN outer Ø 395mm, PCD 350mm with 12 x M20 |
| Minimal und maximum allowable pressure | -1 to +6 bar |
| Minimal und maximum allowable temperature | -10 to 130°C |
| Surface quality | Inside, product-contaminated Ra < 0,8 µm; Outside, none product-contaminated RA < 3,2 µm |
| extra Equipment | Inspection port with blind cover, incl. FAT protocol and documentation |
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