英国Fig731铸铁截止阀|铸铁截止阀尺寸|铸铁截止阀型号|进口铸铁截止阀|铸铁截止阀知识
Pressure/Temperature Rating
16 bar from -10 to 120oC
11.8 bar at 230oC
Test Pressure
Body: 24 bar
Seat: 17.6 bar
Specification
BS EN 13789
Face to face dimensi***
BS EN 588-1 Basic Series 10
Cast Iron body and bonnet
Outside screw, rising stem
Bronze trim
Sizes DN125 to DN300 h***e a centre guided disk
Handwheel operated
Flanged to BS EN 1092-2 PN16
Material Specification
| Component | Material |
Specification BS EN |
|
|---|---|---|---|
| Handwheel | Cast Iron | 1541 EN JLI040 | A126 CI B |
| Yoke Bush | Man Bronze | 12164 CW721R | B138C67500 |
| Stem | Stainless Steel | 10088X12Cr13 | A276 410 |
| Gland Flange | Ductile Iron | 1563 EN JS 1050 | A536 80 55 06 |
| Gland Follower | Man Bronze | 12164 CW721R | B138C67500 |
| Gland Packing | Graphite | ||
| Bonnet | Cast Iron | 1541 EN JLI040 | A126 CI B |
| Bonnet Gasket | 304 SS Spiraled with Graphite | ||
| Disk Stem Nut | Brass | 12164 CW614N | B455-C38500 |
| Disk Tab Washer | Stainless Steel | 10088 x 5CrNi18-10 | A276 304 |
| Disk Ring | Bronze | 1982 C***91K | B62-C83600 |
| Disk | Cast Iron | 1541 EN JLI040 | A126 CI B |
| Body Seat Ring | Bronze | 1982 C***91K | B62 C83600 |
| Body | Cast Iron | 1561 EN-JLI030 | A126 CI B |
| Disk Guide DN125 -300 | Manganese Bronze | 12164 CW721R | B138 C67500 |
Dimensi***
| Nominal Size | mm | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 |
|---|---|---|---|---|---|---|---|---|---|---|
| A | mm | 203 | 216 | 241 | 292 | 330 | 356 | 495 | 622 | 698 |
| B (open) | mm | 259 | 300 | 318 | 402 | 419 | 479 | 537 | 640 | 733 |
| C | mm | 178 | 178 | 200 | 254 | 300 | 300 | 348 | 400 | 457 |
| Weight | kg | 16 | 21 | 26 | 44 | 62 | 83 | 141 | 221 | 295 |