Nominal diameter : DN40-DN1200
Design standard : GB/T12238, BS EN 593, DIN 3354, API609，AWWA C504， BS5155，ISO10631
Top flange standard : ISO5211
Face to Face : GB/T1221, BS5155, EN558, DIN3202, ASME B16.10， API609， ISO5752
Flange drilling standard : GB/T17241.6, BS4504, DIN2501, ASME B16.5，BS10，AS2129，ANSI B16.1，ISO 7005-2
Testing standard : GB/T13927,BS5146, EN12266, API598
| Type: | Wafer |
| Body Material: | Ductile Iron/Cast Iron/Carbon Steel/Stainless Steel/ Al-Bronze |
| Disc Material: | Ductile Iron/Carbon Steel/Stainless Steel/ Al-Bronze |
| Seat: | EPDM / NBR / PTFE |
| Max service pressure: | 1.0MPA(10 bar) / 1.6MPA (16 bar) |
| Service temperature: | -25 Deg - 130 Deg C (EPDM Seat) |
| -20 Deg - 80 Deg (NBR Seat) | |
| -20 Deg - 180 Deg (PTFE Seat) | |
| Operated: | Lever / Worm Gear / Pneumatic / Electric |
| Suitable Medium | Water ,Gas ,Oil,etc. |
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