| 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 adalah Katup Sekali Jalan Selang. Tipe diaphragm/duckbill/spring mencegah aliran balik otomatis.
Standar ulir apa yang didukung?
Sebagian besar fitting menggunakan 1/4-28UNF; sebagian menambah M6, M8, M10, 10-32UNF atau 6-40UNF. Periksa tabel spec per model sebelum memesan.
Dapatkah saya menyambung ukuran tubing berbeda?
Ya. Gunakan fitting reduksi atau adapter seperti hard-soft tube adapter dan multi-port untuk menyambung diameter berbeda.
Apakah fitting ini tahan kimia?
Ya — body PP, PTFE, PEEK dan PPS tahan pelarut umum; verifikasi kompatibilitas media untuk model Anda.
Apakah alat instalasi tersedia?
Ya. Kit alat torque hand-tightening dan pemotong tube PEEK/PTFE tersedia sebagai aksesori untuk sealing yang andal.
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.