Concentric Butterfly Valve
Technical parameters and characteristics：
Product type | ON/OFF |
Product description | Concentric Butterfly Valve |
Model | D41X-Concentric Butterfly Valve |
Nominal diameter | NPS 2”～40”(DN50～DN1000) |
Operating temperature | -15℃～150℃ |
Nominal pressure | CLASS 150～300 （PN20～PN50） |
Material | Main material: A216 WCB、WCC;A351 CF8、CF8M、CF3、CF3M、CF8C、A352 LCB、LCC, etc. |
Design standard | API 609、ASME B16.34 |
Structural length | ASME B16.10、GB/T 12221 |
Connecting end | ASME B16.5、ASME B16.47、ASME B16.25、GB/T 9113 |
Test standard | API 598、ISO 5208、GB/T 26480、GB/T 13927 |
Operation method | Handle, worm, motor-drive unit, pneumatic drive unit |
Application fields | Fresh water, sewage, seawater, brine, steam, natural gas, food, drug, oils and various acids and alkali, and other pipelines |
Other remarks 1 | Small, light, installation, disassembly and repair friendly (can be installed at any position) |
Other remarks 2 | Simple and compact structure, and quick opening and closing with 90° rotation |
Other remarks 3 | Small operating torque easy for opening and closing |
Other remarks 4 | Flow characteristics almost in straight line, and good adjustment function |
Other remarks 5 | Long service life (tested for over 10,000 times of opening and closing) |
Other remarks 6 | Good sealing performance of zero leakage |
Other remarks 7 | Two flow directions, no restriction for installation |