API 6D Double Block and Bleed Ball Val

 

The API 6D Double Block and Bleed Ball Valve is a high-end ball valve manufactured to API 6D standards, used to achieve double isolation of pipeline media and vent the cavity between the two seats in the closed position.

 

 

Item:	API 6D Double Block and Bleed Ball Valve
Material Structure:	ASTM A105, A182 F304,316
Working Pressure:	CLASS:150LB,300LB,600LB.900LB,1500LB
Nominal Diameter:	NPS2~32",DN50~300mm
WorkingTemperatur:	-29to425ºC
Shipping & Delivery:	20-25 days lead time; deliver by ship from Ningbo port or Shanghai port

 

 

 

Double Block and Bleed Ball Valve Flanged RTJ Ends×NPT Ends

 

 

 

Double Isolation With Bleed Function - Provides two independent sealing points and a built-in bleed port to safely vent the cavity between seats when closed, enhancing system safety.

Full or Reduced Bore Design - Available in full bore for minimal flow resistance or reduced bore to suit specific pipeline layouts.

Robust Construction Materials - Forged carbon steel, stainless steel or alloy materials withstand demanding temperatures, pressures and corrosive environments.

Safety-Oriented Features - Anti-blowout stem, anti-static devices and fire-safe designs are incorporated to improve operational reliability.

Multiple Operation Options - Can be equipped with manual, pneumatic, electric or gear actuators to fit different control needs.

 

 

Certified Quality Materials - Materials are traceable with test certifications to guarantee mechanical and chemical properties.

Precision Machining & Forging - Critical parts are machined and forged to tight tolerances to ensure long-lasting sealing and operation.

Fire-Safe & Anti-Static Design Testing - Verified fire-safe and anti-static functions further secure performance under extreme conditions.

Multilevel Inspection - Final inspection ensures dimensional accuracy, surface finish and functional integrity.

 

 

 

 

Oil & Gas Transmission Pipelines - Provides reliable double isolation and bleed control in long-distance hydrocarbon transport.

Petrochemical Plants - Ensures tight sealing and safe maintenance access in chemical processing systems.

Power Generation Facilities - Used in steam and fluid isolation circuits to enable safe servicing and system integrity.

Refinery & Storage Terminals - Helps prevent contamination and enables efficient blow-down of trapped fluid.

Offshore & Subsea Installations - Suitable for harsh environments where space, weight and safety are critical.

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