JIS F7312 10K Cast Steel Globe Valve for Petrochemical Pipeline, DN80, Flanged Connection, Cast Steel, Handwheel Operated
Product Spotlights
Shanghai Zhibang Valve Manufacture Co., Ltd. — a professional valve manufacturer established in 2016 with ISO9001 certification — presents the JIS F7312 10K Cast Steel Globe Valve designed specifically for demanding petrochemical pipeline applications. This DN80 flanged globe valve combines robust cast steel construction with a reliable handwheel-operated mechanism, ensuring precise flow control and long service life in high-pressure environments. With an annual export value exceeding US$1 million and a global presence across North America, Europe, Asia, Africa, and Oceania, our valve delivers consistent performance that meets international standards.
Product Features & Advantages
- JIS F7312 Standard Compliance: Manufactured in strict accordance with Japanese Industrial Standard, ensuring dimensional accuracy and interchangeability.
- 10K Pressure Rating: Suitable for medium-pressure systems up to 1.0 MPa (approximately 145 psi), ideal for steam, oil, gas, and petrochemical fluids.
- DN80 Flanged Connection: Easy to install and maintain with standard flange bolt patterns, compatible with JIS 10K flanges.
- Cast Steel Body & Trim: High-tensile cast steel (ASTM A216 WCB equivalent) provides excellent strength, wear resistance, and corrosion resistance for harsh environments.
- Handwheel Operated: Smooth, manual opening and closing with an ergonomic handwheel; optional gearbox or actuator available upon request.
- Stainless Steel Stem & Disc: 13% chrome stainless steel or 304/316 options for enhanced sealing durability and anti-galling properties.
- Full Bore Design: Low pressure drop and high flow capacity, reducing energy loss in the pipeline.
- Graphite Packing & Gasket: High-temperature resistant sealing system prevents external leakage and ensures tight shut-off.
- Blow-Out Proof Stem: Safety feature prevents stem ejection under pressure, complying with international safety standards.
- Customizable Options: Available with extended bonnet, locking device, position indicator, or special coatings (e.g., PTFE lining).
Technical Specifications
| Standard | JIS F7312 |
| Pressure Rating | 10K (1.0 MPa / 145 psi) |
| Nominal Diameter | DN80 (3 inches) |
| Connection | Flanged (JIS 10K RF) |
| Body Material | Cast Steel (ASTM A216 WCB) |
| Trim Material | 13% Cr Stainless Steel / SS304 / SS316 |
| Operation | Handwheel (gear/actuator optional) |
| Design Temperature | -29°C to +425°C |
| End Flange Standard | JIS B2238 (10K) |
| Test Pressure | Shell: 1.5 x PN; Seat: 1.1 x PN |
Benefits for Petrochemical Applications
- ✓ Excellent sealing performance reduces fugitive emissions and maintenance costs.
- ✓ Heavy-duty cast steel withstands thermal cycling, vibration, and corrosive media.
- ✓ Handwheel operation provides simple, reliable control without power supply.
- ✓ Compact design saves space in congested piping systems.
- ✓ Easy maintenance with bonnet bolting and accessible seat rings.
- ✓ Suitable for isolation, throttling, and flow regulation in oil, gas, steam, and chemicals.
As a trusted manufacturer with ISO9001 certification and an annual export value of US$1 million to US$1.5 million, Shanghai Zhibang Valve has supplied high-quality valves to North America, South America, Eastern Europe, Southeast Asia, Africa, the Middle East, Oceania, and many other regions. Our JIS F7312 globe valve has been rigorously tested and proven in numerous petrochemical pipelines worldwide. Choose our valve for its reliable performance, competitive pricing, and dedicated after-sales support. Contact us today for a quotation or technical consultation.
Frequently Asked Questions
-
Q: What is the difference between a globe valve and a gate valve?
A: A globe valve is designed for throttling and flow regulation, offering better control than a gate valve which is primarily for on/off service. The JIS F7312 globe valve has a linear motion disc that provides precise adjustment. -
Q: Is this valve suitable for high-temperature steam service?
A: Yes, with cast steel body and graphite packing, it can operate continuously up to 425°C. For higher temperatures, an extended bonnet option is available. -
Q: Can I install this valve in a vertical pipeline?
A: Yes, the handwheel-operated globe valve can be installed in any orientation, though horizontal installation is recommended for ease of operation. The stem position can be adjusted upon request. -
Q: What certifications does this valve hold?
A: Our manufacturing facility is ISO9001 certified, and each valve is hydrostatically tested per JIS standards. Specific third-party certifications (e.g., API, CE) can be arranged as per customer requirements. -
Q: What flange facing is used?
A: The standard flange finish is raised face (RF) per JIS B2238. Other finishes (FF, RTJ) are available as special order. -
Q: How do I select the correct pressure class for my system?
A: The 10K rating corresponds to 1.0 MPa (145 psi) at ambient temperature. For higher pressures, we offer 20K or ANSI class 150/300 alternatives. Consult our technical team for exact requirements. -
Q: What is the lead time for this product?
A: Standard lead time for DN80 cast steel globe valves is 15-25 working days. Customized options may require 30-45 days. We offer express shipping for urgent orders. -
Q: Does the valve come with a warranty?
A: Yes, we provide a 12-month warranty against manufacturing defects from the date of shipment. Extended warranty is available upon request.
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