[gtranslate]
ciri-ciri:
Sijil: UL Listed / FM Approved
Standard: Comply to NFPA 13, 13D, 13R
Connection: Female thread, or grooved
K-factor: K5.6, K8.0, K11.2, etc.
W. pressure: 300 / 175 psi
Surface: Rough brass
Uji dan injap longkang is a multi-function valve designed specifically for fire protection systems, integrating test and drain functions. It can be used to test the functionality of pressure switches or flow alarm devices in the system while allowing safe and controlled drainage of water from the pipe.
| A/B (Orifis) | Orifis |
| 1″ | 1/2″ |
| 1 1/4″ | 1/2″ |
| 2″ | 1/2″ |
Kumpulan teknologi cecair ialah syarikat pertama di utara China yang pakar dalam bidang perlindungan kebakaran.
SISTEM PIPING TEKNIK BENDALIR (TIANJIN) CO.,LTD2024
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