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J-VALVES
Nickel Aluminum Bronze Material (C95800): The valve body is made of ASTM B148 C95800 nickel aluminum bronze, delivering outstanding seawater corrosion resistance, cavitation resistance and wear resistance, suitable for marine and chlorine-containing medium environments.
Top Entry Design: The bonnet opens from the top, enabling in-line disassembly and replacement of internal parts such as ball and seat. No need to remove the valve from the pipeline, greatly cutting maintenance downtime.
Full Port Design: The bore diameter of the ball matches the pipeline inner diameter, featuring an ultra-low flow resistance coefficient (high Cv value) and minimal pressure drop, perfect for systems with strict flow rate and energy efficiency requirements.
Optimized Low Resistance Flow Passage: The internal flow path is CFD optimized with smooth transitions and no dead flow zones, effectively reducing turbulence and energy loss.
Threaded Connection: Available with NPT (ANSI/ASME B1.20.1) or BSPT threaded connection for easy installation, suitable for piping systems with limited space.
Floating Ball Design: The ball floats freely under medium pressure and fits tightly against the seat, achieving reliable bidirectional sealing.
Fire Safe Design: Compliant with API 607 standard, maintaining sealing performance even under fire conditions to prevent medium leakage.
Anti-Static Device: Built-in anti-static structure prevents static accumulation and reduces fire and explosion hazards.
Blowout-Proof Stem Design: The valve stem adopts blowout-proof construction to ensure operational safety.
ISO 5211 Actuator Mounting Platform: Standardized mounting flange on the top for easy assembly with manual, pneumatic or electric actuators.
| Item | Specification |
Nominal Size | 1/4"~4" (DN6~DN100) |
Pressure Class | 150LB~2500LB (PN20~PN420) |
Port Type | Full Port |
Temperature Range | -29℃ to +200℃ |
Valve Body Material | C95800 (ASTM B148 Nickel Aluminum Bronze) |
Ball Material | C95800 / 316 Stainless Steel (Optional) |
Stem Material | 316 Stainless Steel / Monel K500 |
Seat Seal Material | PTFE, RPTFE, PCTFE, PEEK (Optional) |
Connection Type | Threaded (NPT / BSPT) |
Operation Type | Manual (Lever / Locking Device), Pneumatic, Electric |
Design Standards | ASME B16.34, API 608, API 6D |
Test Standards | API 598, ISO 5208, API 6D |
Fire Safe Standard | API 607 / API 6FA |
Face-to-Face Dimension | Compliant with ASME B16.10 |
Surface Treatment | Polished or Sandblasted, Epoxy Coating Optional |
Marine Engineering & Shipbuilding: Applied in seawater cooling systems, ballast water systems, fire protection systems and bilge water systems with superior seawater corrosion resistance.
Seawater Desalination:Suitable for seawater pipelines of Reverse Osmosis (RO) and Multi-Stage Flash (MSF) systems to ensure long-term reliable operation.
Chemical Industry: Ideal for conveying and reaction systems with chlorine-containing media, brine and acidic environments, preventing medium leakage and ensuring production safety.
Oil & Gas Industry: Used for oil and gas production and gathering systems on offshore platforms and coastal facilities, realizing reliable isolation and control of media.
Water Treatment & Environmental Protection: Applied in sewage treatment and circulating water systems for medium control, adapting to complex water quality working conditions.
General Industrial Use:Suitable for control and isolation of water, oil, gas and other media, especially energy-saving systems sensitive to pressure drop.
Superior Corrosion Resistance: C95800 nickel aluminum bronze presents excellent anti-corrosion and anti-biofouling performance in seawater and chlorine-containing environments, extending valve service life and lowering replacement costs.
Easy Maintenance & Minimized Downtime: Top-entry structure allows in-line maintenance of internal components without dismantling the valve body or shutting down upstream and downstream pipelines, significantly reducing maintenance time and production loss.
Full Port & Low Resistance, Energy Saving & High Efficiency: Full port design combined with optimized flow passage delivers extremely low pressure drop, cutting pumping energy consumption and improving overall system energy efficiency, ideal for high-flow and energy-saving renovation projects.
High Reliability & Safety: Fire safe, anti-static design and stable sealing performance effectively reduce leakage risks and protect personnel and equipment safety.
Flexible Installation & Strong Adaptability: Threaded connection fits space-limited installation scenarios. Optional multiple sealing materials and operation modes meet diverse working condition requirements.
Cost-Effectiveness: Optimize Life Cycle Cost (LCC) by cutting maintenance downtime, reducing energy consumption and prolonging service life.
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