Import Brass Spring Check Valve- Miha Brand — Buy in Bulk from Supplier in Viet Nam

The MIHA Brand Brass Spring Check Valve from Minh Hoa Investment Joint Stock Company serves as a non-return device in fluid pipeline systems, manufactured at the company's Hanoi facility in northern Viet Nam. This valve uses a brass body with integral spring closure to prevent reverse flow in oil, gas, water, and petroleum distribution networks. The MIHA designation represents one of four house brands alongside MIHA-XK, MBV, and MI, suggesting product line segmentation rather than specification differences. The supplier reports production capacity of 50,000 pieces per month, with actual delivery schedules varying by order volume and customization requirements.

Spring check valves in brass construction rely on differential pressure to open against spring force and positive spring return to close on flow reversal. The brass alloy typically contains 57-60 percent copper with zinc balance, offering machinability and moderate corrosion resistance in non-aggressive water and hydrocarbon environments. Spring selection affects valve dynamics: heavier springs suit vertical installations and higher backpressure, while lighter springs reduce head loss in horizontal pump discharge lines. The MIHA brand valve accepts customization to buyer drawings or samples, enabling adaptation to specialized thread standards, face-to-face dimensions, or connection geometries outside catalogue ranges.

Primary buyers include waterworks contractors, HVAC distributors, industrial maintenance suppliers, and oilfield equipment rental companies. The valve fits both new construction and replacement markets, with standard threaded connections allowing field installation without welding. Custom packaging follows an export progression from individual plastic bags through nested paper boxes to palletized wooden crates. Importers should define required pressure class, temperature limits, and media compatibility before requesting quotation, as these parameters determine brass alloy grade, spring materialPeek, and seat material selection.

Minh Hoa Investment Joint Stock Company is headquartered at B2-4-4 Lot, Nam Thang Long Industrial Zone, Thuy Phuong Ward, Bac Tu Liem District, Hanoi, Viet Nam. Founded in 1993, the company operates as a brass valve and fitting manufacturer with four registered brands: MIHA-XK, MIHA, MBV, and MI. Its product catalogue includes male and female ball valves, mini ball valves, M/F ball valves, gate valves, check valves, garden taps, and an extensive fitting range of elbows, tees, couplings, quick connects, nipples, and adapters. The company holds harbor trust tier status, though no response rate data is displayed, indicating prospective buyers must initiate direct contact for quotation and technical discussion.

The supplier emphasizes original equipment manufacturing capability, accepting buyer-supplied drawings and samples for customized valve production. Its stated monthly capacity of 50,000 pieces suggests integrated brass casting, forging, or bar-stock machining operations with finishing and assembly lines. The profile does not disclose ISO certification, factory size, employee count, or major client references. Importers evaluating this supplier should request facility audit reports, quality management system documentation, and evidence of export experience to their target market. The Bac Tu Liem District location provides access to skilled metalworking labor in the Hanoi industrial corridor and proximity to Haiphong container port for international shipment.