Needle Valve Series

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Stainless Steel Needle Valve: 2026 Price & Selection Guide

Stainless steel needle valves are precision instruments for low‑flow regulation, instrument isolation, and sampling in corrosive services. With SS304 and SS316L construction, they [2026-05-06]

Needle Valve Flow Coefficient Cv: The Most Overlooked Selection Parameter

When selecting a needle valve, most engineers check pressure, temperature, and material – but very few calculate the required Cv (flow coefficient). The result: the valve either c [2026-04-29]

Needle Valve Selection for High‑Pressure Hydrogen Systems

The hydrogen energy industry demands valves that can handle 35–70 MPa without embrittlement or leakage. Needle valves used for sampling, venting, and instrument isolation must mee [2026-04-29]

How much is a Stainless Steel 304 Needle Valve DN6? 2026 Latest Price Quote

n pipelines across industries such as instrumentation, petrochemicals, and electric power, the stainless steel 304 needle valve DN6 is an extremely common and critical shut-off com [2026-04-28]

Shanghai MeiYan Yi Pump & Valve Co., Ltd.
MeiYan Yi needle valve Contact MeiYan Yi
Kaiweixi Valve Group Co., Ltd.
Kaiweixi needle valve Contact Kaiweixi
Zhejiang Shanliu Valve Technology Co., Ltd.
Shanliu needle valve Contact Shanliu
Shanghai Fengqi Industrial Development Co., Ltd.
FengQi needle valve Contact FengQi