304 Stainless Steel Marine High Pressure Globe Check Valve, PN6.4-16MPa, DN15-DN100, Flanged Ends, Rising Stem
Product Spotlights
Shanghai Zhibang Valve Manufacture Co., Ltd., an ISO9001-certified manufacturer established in 2016, proudly presents the 304 Stainless Steel Marine High Pressure Globe Check Valve. This dual-function valve combines the features of a globe valve and a check valve, designed to control and prevent backflow in demanding marine environments. With a pressure range from PN6.4 to 16MPa and sizes from DN15 to DN100, flanged ends, and a rising stem, it offers reliable performance, corrosion resistance, and precise flow regulation. Our annual export value of US$1–1.5 million underscores our commitment to quality and global reach.
Key Features & Technical Specifications
- High-Grade Material: Constructed from 304 stainless steel, providing excellent corrosion resistance against seawater, chemicals, and high-temperature fluids.
- Dual Functionality: Works as a globe valve for throttling and shut-off, and automatically acts as a check valve to prevent reverse flow when pressure drops.
- Rising Stem Design: Visual indication of valve position; stem rises as the valve opens, allowing easy inspection.
- Flanged Ends: Suitable for robust piping connections; available in ANSI, DIN, JIS, or custom flange standards upon request.
- Wide Pressure & Size Range: Covers PN6.4 to 16MPa (64–160 bar) and DN15 to DN100 (½" to 4"), ideal for high-pressure marine systems.
| Parameter | Value |
|---|---|
| Body Material | 304 Stainless Steel |
| Pressure Rating | PN6.4, PN10, PN16, up to 16MPa |
| Size Range | DN15 – DN100 (½" – 4") |
| Connection | Flanged (RF, FF; customizable per standard) |
| Stem Type | Rising Stem with handwheel |
| Design Standard | API 602 / GB/T 12235 (optional) |
| Test Pressure (Shell) | 1.5× rated pressure |
| Test Pressure (Seat) | 1.1× rated pressure |
Advantages for Your Application
- Enhanced Safety: The integrated check function prevents backflow, protecting pumps and systems from water hammer and damage.
- Space & Cost Saving: Combines two valves in one – reduces installation footprint, piping complexity, and maintenance costs.
- Corrosion Resistance: 304 stainless steel withstands marine atmospheres, saltwater, and many aggressive media.
- Easy Maintenance: Rising stem provides visual position indication; bonnet design allows in-line repair.
- Global Compatibility: Flange drilling patterns can be customized to ANSI 150/300, DIN PN16/40, JIS 10K/20K, etc.
With a production facility in Shanghai and convenient shipping ports (Shanghai, Guangzhou, Hongkong, Beijing), we ensure timely delivery to markets across North America, South America, Europe, Asia, Africa, and Oceania. Our valves undergo rigorous testing to meet international quality standards.
Why Choose Shanghai Zhibang Valve?
- ISO9001-certified manufacturing process ensuring consistent quality.
- Over 8 years of valve manufacturing expertise (since 2016).
- Annual export value of US$1–1.5 million, serving diverse global industries.
- Flexible customization: flange standards, stem options, locking devices available.
- Responsive customer support and technical assistance.
Our 304 Stainless Steel Marine High Pressure Globe Check Valve has been trusted by shipbuilders, offshore platform operators, and industrial plants worldwide. Contact us today to request a quote or discuss your specific requirements! We are ready to provide samples, drawings, and competitive pricing.
Frequently Asked Questions (FAQ)
-
Q: Can this valve be used for both isolation and check functions in a seawater system?
A: Yes, the globe check valve design allows manual throttling/shut-off like a globe valve, and automatically closes when reverse flow occurs, serving as a check valve. -
Q: What flange standards are available for the flanged ends?
A: We offer ANSI 150/300, DIN PN16/40, JIS 10K/20K, and others upon request. Please specify when ordering. -
Q: Is the valve suitable for high-temperature applications?
A: 304 stainless steel can handle temperatures up to approximately 425°C (797°F) under moderate pressure. For higher temperatures, optional upgrade to 316 or alloy steel is available. -
Q: What is the maximum working pressure for DN100 size?
A: The pressure rating depends on the flange class. For PN16 flanges, the max working pressure is 16 bar; for PN160 (16MPa) flanges, up to 160 bar at ambient temperature. -
Q: Do you provide test certificates or material certificates?
A: Yes, we can provide material test reports (MTR), pressure test certificates, and ISO9001 documentation upon request. -
Q: How long is the delivery time?
A: Typical lead time is 15–30 working days for standard sizes, depending on quantity and customization. -
Q: Can the stem be equipped with a limit switch or positioner for automation?
A: The rising stem design can accommodate mounting brackets for limit switches or actuators. Please contact us for customization details. -
Q: Is there any minimum order quantity?
A: No rigid MOQ; we accept small trial orders as well as large volume shipments.
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