
| Structure Classification | Diaphragm check valve, duckbill check valve, spring check valve — three types optional |
|---|---|
| Key Specification | Hose check valve, diaphragm plug-in preventing backflow. |
| Description | Silicone+PP or FKM+PVDF. |
| Features | Opens and closes automatically by medium flow and force to prevent backflow; mainly used on pipelines with unidirectional medium flow, allowing flow in only one direction and preventing reverse flow |
| Applications | Laboratory automation, analytical instruments, pharmaceutical, biotech, OEM |
| Certifications | Manufactured under ISO 9001 QMS · CE/RoHS/FDA compliance varies by model (certificates available upon request) |
FTG-CHK-VLV ay isang Hose Check Valve. Diaphragm/duckbill/spring types ay awtomatikong pumipigil sa backflow.
Anong mga standard ng thread ang sinusuportahan?
Karamihan sa mga fitting ay gumagamit ng 1/4-28UNF; ang iba ay nagdaragdag ng M6, M8, M10, 10-32UNF o 6-40UNF. Tingnan ang spec table bawat model bago umorder.
Maaari ba akong magkonekta ng magkaibang sukat ng tubing?
Oo. Gumamit ng reducing fittings o adapters tulad ng hard-soft tube adapter at multi-port para ikonekta ang magkaibang diameter.
Ang mga fitting ba ay resistant sa kemikal?
Oo — ang mga PP, PTFE, PEEK at PPS body ay lumalaban sa karaniwang solvents; i-verify ang media compatibility para sa iyong specific model.
Nagbibigay ba kayo ng installation tools?
Oo. Ang mga torque hand-tightening tool kit at PEEK/PTFE tube cutter ay available bilang accessories para sa maaasahang sealing.
This product is sourced factory-direct from a certified Chinese manufacturer. You pay the factory price — no markup. Our income comes from the export tax rebate, not from your bill.