Forged Steel Valves

3000LB Boiler Blowdown PN420 Angle Pattern Globe Valve High Pressure

Body Configuration: Angle Pattern / 90-Degree Elbow Type
Manufacturing Process: Forged Steel (F92 / F22 / A105)
Bonnet Joint Type: Pressure Seal Bonnet
End Connection: Butt-Welded (BW)
Description: High-performance 3000LB J64Y angle pattern globe valve engineered for critical high-pressure steam and boiler blowdown systems. Fabricated from premium forged F92 alloy steel with a secure pressure se
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The J64Y series high-pressure angle pattern globe valve is a heavy-duty, critical-service isolation valve designed specifically for 90-degree piping configurations in ultra-supercritical power plants and severe petrochemical processes. Forged from advanced F92 heat-resistant alloy steel, the unified block body eliminates common casting vulnerabilities and easily withstands intense thermal shocks. Its strategic angle design changes fluid direction smoothly, helping mitigate localized velocity erosion during boiler drainage and steam venting, while the self-tightening pressure seal bonnet prevents outer emissions under high pressure.

Technical Specifications

Model Code Designation: J64Y / YK6888 Series
Body Geometry Profile: Angle Pattern / 90-Degree Flow Direction
Primary System Utility: High Pressure Flow Isolation / Stop Valve
Base Material Quality: Forged Alloy Steel (F92 / F22 Grade)
Pressure Classification: 3000LB / PN320 High Pressure Series
Bonnet Structural Joint: Self-Sealing Pressure Seal Bonnet Design
Connection Profile End: Butt Welded Ends (BW)
Design & Spec Blueprint: ASME B16.34 / JB/T 3595 Standard
Sealing Seat Shielding: Overlaid with Cobalt-Based Stellite Hard Alloy
Disc Design Attributes: Heavy-Duty Plug Disc with Linear Guidance
Flow Orientation Trajectory: Unidirectional (Must align with stamped body arrow)
Stem Design Assembly: Outside Screw and Yoke (OS&Y), Rising Stem
Actuation Mounting Pad: Top Flange Ready for Electric/Pneumatic Actuators
Core Working Medium: High-Pressure Superheated Steam, Continuous Boiler Blowdown
Industry Sector Targeting: Thermal Power Generation, Severe Petrochemical Piping
Thermal Capacity Threshold: Advanced Resistance to High Thermal Gradients
Quality Inspection Verification: Hydrostatic Shell and Pressure Closure Tested
Stem Packing Compound: Die-Formed High-Purity Flexible Graphite Ring System
External Coating Finish: Heat-Resistant Deep Industrial Protective Coating
Logistics Bevel Security: Welded Ends Machined and Protected with End Caps
Data Traceability Stamp: Permanent Embossing for Size, Heat Number, and Rating Code