Description

Technical Parameters

Product Introduction

The API 6D Swing Check Valve is a swing-type check valve compliant with the API 6D standard. Designed to prevent backflow of pipeline media, it operates automatically-opening and closing in response to the flow of the medium itself-and is suitable for high-pressure systems in applications such as long-distance oil and gas pipelines, petrochemical facilities, and power generation plants.

Technical Parameters

Model: PHB100 OR EOM

Size: Class 150-600≤30", Class900-1500 ≤24", Class2500≤12"

Bolted Bonnet

Swing Type Disc

Renewable Seat Rings Welded or Threaded

Flanged Ends or Buttwelding Ends

API 6D Bore, Piggable

Metal Seat &Soft Seat Seal

Basic Design: API 6D

Face to Face: API6D

End Flange:2"-24"ASME B16.5 26"-30"ASME B16.47

B.W. End: ASME B16.25

Test and Inspection: API 6D

Manufacturing to NACE MR0175 on request

Customization Capabilities

Size	1/2" – 48"+
Pressure	Class 150 – 2500
Material	Carbon Steel / Stainless Steel / Alloy Steel / Low-Temp Steel
Connection	RF / RTJ / BW
Structural	Standard / Anti-Water Hammer
Disc	Single Disc / Dual Disc
Standards	API 6D / API 598 / NACE MR0175

Factory Capabilities

Specialized API 6D Valve Manufacturer

CNC Machining & Stable Mass Production Capabilities

100% Pressure Tested (API 598)

Material Traceability & Third-Party Inspection Supported

Compliant with API, ASME, and NACE Standards

Long-Standing Exporter to Europe, the Americas, the Middle East, and Southeast Asia

OEM and Bulk Order Supply Available

FAQ

Q: In which types of projects is this check valve primarily used?

A: It is primarily used in long-distance oil and gas pipelines, petrochemical facilities, power plants, and industrial fluid transport systems.

Q: Is it suitable for pipeline systems requiring continuous operation?

A: Yes, it is suitable; the API 6D design ensures it can withstand long-term, continuous operating conditions.

Q: Can you handle orders for large-diameter projects?

A: Yes, we support large-diameter requirements as well as large-scale, custom-engineered supply orders.

Q: Do you accept third-party inspections?

A: Yes, we accept third-party inspections and testing conducted by agencies such as SGS and BV.

Q: How do you ensure product quality consistency?

A: Every unit undergoes a 100% pressure test prior to shipment, and we maintain full-process quality traceability.

Q: Can you provide documentation for project tenders?

A: Yes, we can provide technical data sheets, test reports, and compliance certificates.

Q: Can you accommodate urgent delivery requests?

A: We can arrange expedited production schedules based on our current inventory and production capacity.

Q: Is the packaging and shipping secure?

A: We utilize export-standard wooden crates for packaging, ensuring safe transport via sea freight and long-distance shipping.

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