Wafer
Application: Gases and vapours
General Data
Type: | R4E(C) |
Material: | Steel St37-2 |
Pressure class: | PN16 depending on temperature |
Disc: | Steel St. 37 |
Stem: | Stainless steel 1.4305 |
Seal: | Metallic, non seal |
Gland packing: | Graphite cord |
Stem bushing: | Brass |
Stem bearing: | Bronze |
Connection: | Mounting between flanges DIN 24154 Teil 2 (1990) |
Temperature: | Up to +280°C |
Options: | Other dimensions |
Flanged version (R4(E) | |
With stop bar in body, leakage ∼0.5% of Kva | |
With stop bar and sealing, leakage ∼0.2% of Kva | |
Other materials | |
Higher temperatures | |
Metal to metal seat |
DIMENSIONS (mm) | WEIGHT | |||||
---|---|---|---|---|---|---|
Item No. | DN | B | A | D | Stem ⌀ | kg |
15252065 | 71 | 25 | 65 | 100 | 10 | - |
15252080 | 80 | 25 | 74 | 108 | 10 | - |
15252100 | 100 | 35 | 94 | 127 | 12 | - |
15252125 | 125 | 35 | 119 | 152 | 12 | - |
15252150 | 150 | 35 | 143 | 178 | 12 | - |
15252200 | 200 | 40 | 194 | 225 | 16 | - |
15252250 | 250 | 40 | 242 | 275 | 16 | - |
15252300 | 300 | 45 | 293 | 337 | 20 | - |
15252350 | 355 | 45 | 348 | 392 | 20 | - |
15252400 | 400 | 50 | 393 | 436 | 20 | - |
15252450 | 450 | 50 | 443 | 485 | 20 | - |
15252500 | 500 | 60 | 493 | 530 | 20 | - |
15252600 | 600 | 60 | 594 | 650 | 25 | - |
15252700 | 710 | 70 | 703 | 760 | 25 | - |
15252800 | 800 | 80 | 793 | 845 | 30 | - |
15252900 | 900 | 100 | 893 | 942 | 30 | - |
15252001 | 1000 | 100 | 994 | 1050 | 30 | - |