Cast steel ball valve
Service Hotline: +86-21-33758111
Product Details
Technical Parameters
Product model: Q41F
Size Range: DN15～DN300
Temperature Range: -20℃～220℃
Body Materials: Carbon steel
Stem material: Stainless steel
Ball material: Stainless steel
Sealing ring: 15%GF+PTFE
Product Features
1.Two-piece structure, carrying blowout prevention valve stem, full bore design, reducing fluid resistance.2.Stainless steel valve ball reduces the wear of parts and prolongs the service life. Teflon valve seat, adjustable packing nut.
3.The two-piece structure is easy to maintain. The PTFE valve seat and PTFE packing rod can be repaired quickly after disassembling the bonnet assembly. Slight valve seat wear can be repaired by disassembling the stack.
4.Multiple solid bonnets, tapered PTFE stem seals or graphite packing
5.Two-piece self-positioning packing flange and gland
Main overall connection dimensions
| DN | 15 | 20 | 25 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 |
| d1 | 13 | 19 | 25 | 38 | 64 | 64 | 76 | 102 | 127 | 152 | 203 |
| L | 108 | 117 | 127 | 165 | 191 | 191 | 203 | 229 | 356 | 394 | 457 |
| H | 59 | 63 | 75 | 95 | 142 | 142 | 152 | 178 | 252 | 272 | 342 |
| W | 130 | 130 | 160 | 230 | 400 | 400 | 400 | 650 | 1050 | 1050 | 1410 |
| Wt（kg） | 2.5 | 3 | 5 | 7 | 15 | 19 | 19 | 33 | 58 | 93 | 160 |
