Main material | Sealing surface material | Temperature range | Pressure range | Caliber range | Applicable standards | Connection standard | Driving mode | Applicable medium |
---|---|---|---|---|---|---|---|---|
QT450\WCB等 | 13Cr\304\316\铜合金等 | -29~300℃ | PN6~25 Clsaa150 | DN50~1200 NPS2~48" | GB/T 12224 ASME B16.34 GB/T 12232 | ASME B16.5 ASME B16.47 GB/T 9124 GB/T 13402 HG/T 20592 HG/T 20615 HG/T 20623 ASME B16.25 GB/T 12224 | Manual, gear, electric, pneumatic, etc. | Water, fire fighting water, etc. |