DN100 Bronze Flanged Stop Valve GB/T587 Standard for Seawater Applications
Product Spotlights
As an ISO9001-certified valve manufacturer established in 2016, Shanghai Zhibang Valve Manufacture Co., Ltd specializes in producing high-performance marine valves like this DN100 Bronze Flanged Stop Valve. Engineered for critical seawater applications, our valve combines corrosion-resistant bronze construction with GB/T587 compliance to deliver exceptional reliability in demanding marine environments. With over US$1 million in annual exports to global markets including North America, Europe, and Southeast Asia, we bring proven engineering expertise to your fluid control systems.
Key Technical Features:
- Superior Corrosion Resistance: Bronze body material withstands saltwater corrosion and marine biofouling
- Precision Machining: Flanged ends with drilled holes per standard dimensions for leak-proof connections
- Robust Construction: Reinforced stem and disc design prevents galling and ensures smooth operation
- Maintenance-Friendly: Repackable gland design allows for easy seal replacement without system shutdown
Technical Specifications:
| Parameter | Value |
| Nominal Diameter | DN100 (4") |
| Face-to-Face Dimension | As per GB/T587 |
| Flange Standard | PN16 RF Flanges |
| Temperature Range | -20°C to 120°C |
This valve's non-rising stem design minimizes space requirements while the blowout-proof stem mechanism enhances operational safety. Suitable for shipboard systems, offshore platforms, and coastal installations, it effectively controls flow in:
- Ballast water management systems
- Seawater cooling circuits
- Firefighting seawater lines
- Desalination plant intake systems
Backed by our US$1-1.5 million export volume and ISO9001 quality management, each valve undergoes rigorous hydrostatic and operational testing. With shipments available from Shanghai, Guangzhou, Hong Kong, and Beijing ports, we ensure timely delivery to all major global markets. The combination of seawater-optimized materials and standardized dimensions makes this valve a cost-effective solution for marine engineers seeking long-term reliability with minimal maintenance requirements.
Frequently Asked Questions:
Q: What makes bronze suitable for seawater applications?
A: Bronze offers superior corrosion resistance against saltwater compared to standard brass, with natural antifouling properties that inhibit marine growth.
Q: Can this valve handle high-pressure seawater systems?
A: Designed per GB/T587 standards, it accommodates typical marine system pressures. Confirm specific pressure requirements with our engineering team.
Q: Are replacement parts available?
A: Yes, we maintain comprehensive spare part inventories for all our valves, including gland packings and seals.
Q: What is the lead time for orders?
A: Standard orders ship within 15-20 days from Shanghai port. Expedited options available.
Q: Do you provide custom flanging configurations?
A: Custom flange drilling patterns and facing options can be arranged upon request.
Q: Is this valve suitable for potable water applications?
A: While primarily designed for seawater, it can be used in other applications with material compatibility verification.
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