Stainless steel flanged instrument manifold sbb valve

Detailed Product Introduction

The series flanged integrated single block and bleed (SBB) stainless steel manifold valve is a high-integrity instrumentation-grade safety component engineered to provide a seamless interface between process piping and critical monitoring instruments. CNC-machined from a single solid block of forged bar-stock stainless steel, this robust unit consolidates a primary process isolation/block valve and a directional bleed/vent valve into a unified rigid footprint, significantly eliminating the threaded joints and potential fugitive emission paths inherent in traditional multi-component valve configurations. The manifold features heavy-duty structural flange interfaces on both processing terminals to ensure maximum resistance against mechanical pipeline vibrations and intense thermal stress expansion. Fitted with functional color-coded dust caps (Red for primary process isolation and Green for the drain/vent loop) attached to ergonomic metal T-handles, this system permits absolute, bubble-tight safety isolation and positive pressure venting before tool extraction or zero-point grid calibration in extreme industrial processing environments.

Technical Specifications

• Manifold Configuration: Single Block and Bleed (SBB) Integrated Flanged Instrument Manifold Layout

• Functional Valve Mapping: One Primary Block (Isolation) Valve, One Dedicated Vent (Bleed) Valve

• Body Construction Profile: Single-piece high-density forged square bar-stock framework with integrated flanges

• Primary Body Metallurgy: Premium Forged Stainless Steel 316 (SS316) / Heavy-duty SS316L / SS304

• Stem Tip Engineering: Non-rotating hardened conical stem tip design preventing seat galling for extended life

• Actuation Interface Style: Heavy-duty ergonomic stainless steel T-bar handles with secure locking set screws

• Visual Safety Coding: Distinct color-coded functional rings on bonnets (Red: Isolate/Block; Green: Bleed/Vent)

• Stem Packing Material: High-purity adjustable PTFE standard / Dynamic Graphite for high-temperature tiers

• End Connection Configuration: High-precision Flanged Ends (Inlet and Outlet) conforming to standard pipeline footprints

• Flange Rating Compliance: Available in ANSI/ASME Class 150, Class 300, Class 600, up to Class 2500 specifications

• Bleed/Vent Outlet Port: Integrated 1/4" NPT or 1/2" NPT Female vent port pre-fitted with a removable plug or bleed valve

• Nominal Pressure Capacity: Engineered to safely handle extreme continuous process loads up to 6000 PSI (414 Bar)

• Operational Temperature Range: Secure performance from -54°C up to +204°C with standard soft PTFE elements

• Seat Geometry Pattern: Metal-to-metal bubble-tight integrated body seat geometry resisting high-velocity fluid erosion

• Sealing Performance Rating: Meets or exceeds ANSI Class VI and EN 12266-1 Rate A zero-leakage standards

• Stem Protection Guard: Internal entry anti-blowout stem assembly ensuring ultimate field operator safety

• Bonnet Locking System: Robust safety bonnet locking pins prevent accidental disassembly during high-vibration service

• Internal Flow Passages: Smooth-bore internal pathways polished to maximize flow efficiency and prevent media clogging

• Shell Hydrostatic Validation: 100% factory verified through strict nitrogen gas high-pressure decay testing protocols

• Exterior Shell Aesthetics: Matte-brushed fine sandblasted surface finish with permanently deep laser-etched operational metrics

• Cleanliness Engineering: Clean-room degreased, particles evacuated, and fitted with thick plastic caps to protect flange faces