





High pressure capability: This outstanding 3000 psi stainless steel check valve is engineered to withstand extreme pressure, making it ideally suited for heavy-duty applications. Its robust, solid structure guarantees exceptional reliability and long-lasting durability.
Durable material: Crafted from top-grade stainless steel 316/316L, this valve boasts superior corrosion resistance. The FKM sealing material ensures a flawless seal, effectively preventing any leakage.
Multifunctional application: Expertly designed for both gas and water media, capable of enduring high temperatures, making it the perfect choice for a wide array of industrial applications. Featuring a spring-loaded design, it ensures efficient operation.
Multiple end connections: Offering a variety of connection methods, including VCR/compression fitting, and female/male configurations (NPT, BSPP, BSPT).
1. Logo: Personalize your product with custom branding. We use state-of-the-art lathe engraving on the valve body for precision. MOQ: 1 pc.
2. Package: Custom packaging solutions available as requested. MOQ: 10 pcs.
We excel in the production of top-tier EP-grade and BA-grade diaphragm valves, pressure regulators, and high-precision instruments. Our products are utilized across sectors including semiconductor manufacturing, solar photovoltaics, integrated circuits, and hydrogen energy.




Clean Process: Cleaned and packaged in accordance with AST G93 Class C requirements.
Standard: Double-layer plastic bag with vacuum sealing, protective plastic packaging, and secure cardboard boxes.
Grades: BA-grade (Ra 0.25 um, for 6N purity) and EP-grade (Ra 0.13 um, for 9N purity).