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Home > Industrial Equipment & Components > Valve > Ball Valve > PN320 CB/T3191-92 High Pressure Ball Valve Rated 320 Bar

PN320 CB/T3191-92 High Pressure Ball Valve Rated 320 Bar

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Product Spotlights

PN320 CB/T3191-92 High Pressure Ball Valve rated 320 Bar, designed for marine and industrial high-pressure systems. Features robust construction, leak-proof sealing, and customizable connections. ISO9001 certified manufacturer with global shipping and competitive pricing.

Negotiable MOQ: 1 Unit (Price negotiable depending on order volume and customization)

Key Specifications

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Standard:

CB/T3191-92

Material:

Other, Carbon Steel / Stainless Steel (optional)

Pressure Rating:

320 Bar (PN320)

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Shanghai Zhibang Valve Manufacture Co.,ltd

1Yr

Payment & Shipping

Payment Methods:

Port of Shipment:

shanghai

Delivery Detail:

7 days

Product Details
Company Profile
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Standard CB/T3191-92

Material Other, Carbon Steel / Stainless Steel (optional)

Pressure Rating 320 Bar (PN320)

Connection Type Flanged, Butt Weld, Threaded (customizable)

Size Range DN15 - DN200 (1/2“ - 8“)

Temperature Range -20°C to +200°C (dependent on seal material)

Applicable Media Oil, Water, Gas, Chemical

Seal Material PTFE / Reinforced PTFE (optional)

Operation Mode Manual, Gear, Pneumatic, Electric (optional)

Certification ISO9001

Shanghai Zhibang Valve Manufacture Co., Ltd. is a professional manufacturer specializing in high-pressure fluid control solutions. Since 2016, we have been committed to delivering reliable and durable valve products to global markets. Our PN320 CB/T3191-92 High Pressure Ball Valve is designed to withstand extreme operating conditions up to 320 bar, ensuring safety and performance in demanding industrial applications. With an annual export value exceeding US$1 million and ISO9001 certification, we provide valves that meet rigorous quality standards.

Key Features & Technical Specifications

Robust High-Pressure Design: Rated at 320 Bar (PN320), this ball valve is engineered for hydraulic systems, petrochemical, and marine applications.
Compliance with CB/T3191-92: Manufactured strictly according to the Chinese marine standard, ensuring compatibility and reliability in shipbuilding and offshore platforms.
Superior Material Options: Available in carbon steel, stainless steel (304/316), or alloy steel, with optional anti-corrosion coatings for harsh environments.
Versatile Connection Types: Flanged, butt-weld, or threaded ends are available upon request, offering flexibility for different piping systems.
Leak-Proof Sealing: Equipped with PTFE or reinforced PTFE seats, providing excellent sealing performance even under high pressure and temperature fluctuations.
Easy Operation: Can be supplied with manual handle, gearbox, pneumatic actuator, or electric actuator, tailored to your automation needs.
Wide Size Range: From DN15 (1/2") to DN200 (8"), covering various flow requirements.
Temperature Adaptability: Suitable for media temperatures from -20°C to +200°C, with optional high-temperature seals available.

Technical Parameters (Typical Specification)

Parameter	Value
Pressure Rating	320 Bar (PN320)
Standard	CB/T3191-92
Body Material	WCB / CF8 / CF8M (customizable)
Ball Material	SS304 / SS316
Seal Material	PTFE / RPTFE / PEEK (optional)
Connection Type	Flanged (RF/RTJ), Butt Weld, Threaded
Size Range	DN15 – DN200 (1/2" – 8")
Temperature Range	-20°C to +200°C (standard)
Operation	Manual / Gear / Pneumatic / Electric

Advantages & Customer Benefits

Enhanced Safety: The 320 Bar rating ensures reliable performance in high-pressure systems, reducing the risk of leakage or failure.
Marine Compliance: Following CB/T3191-92 standard, the valve is ideal for ship piping, offshore platforms, and coastal facilities.
Long Service Life: High-quality materials and precision machining minimize wear, extending maintenance intervals.
Customizable Options: We offer tailored solutions for special media, temperatures, and actuation requirements.
Global Shipping: Available for shipment from Shanghai, Guangzhou, Hong Kong, and Beijing ports, covering major markets worldwide.

Why Choose Shanghai Zhibang Valve?

We are a ISO9001 certified manufacturer with a strong track record in high-pressure valve production. Our annual export value of US$1–US$1.5 million reflects the trust from customers across North America, South America, Europe, Southeast Asia, Africa, and the Middle East. Every PN320 CB/T3191-92 ball valve undergoes strict quality control, including pressure testing and material inspection. We are committed to providing competitive pricing, fast delivery, and professional after-sales support.

Contact us today to discuss your requirements or request a quotation. Our team is ready to assist you with customized solutions for your high-pressure applications.

Frequently Asked Questions (FAQ)

Q: What is the maximum working pressure of this valve?
A: The valve is rated at 320 Bar (PN320), which is suitable for most high-pressure hydraulic and industrial systems.
Q: Which standard does this valve comply with?
A: It is manufactured per CB/T3191-92, a Chinese marine standard, but also meets general industrial requirements.
Q: Can I get a valve with a pneumatic actuator?
A: Yes, we offer pneumatic, electric, and gear actuator options. Please specify your requirements when ordering.
Q: What materials are available for the valve body?
A: We offer carbon steel (WCB), stainless steel (CF8, CF8M), and alloy steel. Contact us for other materials.
Q: What is the temperature range for this valve?
A: Standard temperature range is -20°C to +200°C. For higher or lower temperatures, we can supply special seals (e.g., PEEK).
Q: Do you provide certificates of material and pressure test?
A: Yes, we can provide material certificates, hydrostatic test reports, and other required documentation.
Q: What is the typical lead time?
A: For standard sizes, lead time is 15–30 days. Custom orders may take longer. Please inquire for exact details.
Q: Can you ship to my country?
A: We ship internationally from Shanghai, Guangzhou, Hong Kong, and Beijing ports. Our main markets cover all continents, so we can arrange logistics to your location.