JIS F7363 Ductile Iron Gate Valve, Non-Rising Stem, 5K/10K Pressure Class
Product Spotlights
As a professional valve manufacturer established in 2016, Shanghai Zhibang Valve Manufacture Co., Ltd. proudly presents our high-performance JIS F7363 Ductile Iron Gate Valve with Non-Rising Stem. Engineered for demanding industrial applications, this valve offers reliable shut-off and flow control in water supply, oil & gas, and general industrial piping systems. Our commitment to ISO9001 certified manufacturing processes ensures consistent quality, durability, and precise performance in every valve we produce. Designed to meet the rigorous JIS F7363 standard, this gate valve provides a robust and cost-effective solution for global buyers seeking dependable fluid handling components.
Core Product Features & Technical Advantages:
- Superior Material Construction: The valve body and major components are crafted from high-grade ductile iron (nodular cast iron), offering an excellent balance of strength, impact resistance, and corrosion resistance compared to standard cast iron.
- Non-Rising Stem (NRS) Design: The stem threads are contained within the valve body. This design is ideal for installations with limited vertical space, as the stem does not rise when the valve is opened. It also helps protect the threads from external corrosion and contamination.
- Dual Pressure Rating Flexibility: Available in both 5K (approx. PN10) and 10K (approx. PN16) pressure classes, providing options suitable for a wide range of system pressure requirements.
- JIS F7363 Compliance: Manufactured in strict accordance with the Japanese Industrial Standard F7363 for iron gate valves, ensuring dimensional accuracy, performance reliability, and interchangeability.
- Enhanced Sealing & Operation: Features a stainless steel seat ring for improved wear resistance and reliable sealing. The design minimizes operational torque, allowing for smoother opening and closing even after prolonged periods.
- Broad Application Scope: Engineered to handle water, oil, gas, and other non-aggressive fluids in industrial settings, making it a versatile choice for plant engineers and contractors.
Detailed Technical Specifications:
| Parameter | Specification |
| Design Standard | JIS F7363 |
| Body Material | Ductile Iron (FCD450) |
| Disc (Gate) Material | Ductile Iron (with optional coatings) |
| Stem Material | Stainless Steel (SS420 or equivalent) |
| Seat Material | Stainless Steel (Standard) |
| Pressure Class | 5K (0.5 MPa) / 10K (1.0 MPa) |
| Temperature Range | -10°C to 120°C |
| End Connection | Flanged, JIS B2220 (10K/5K) or JIS B2210 |
| Stem Type | Non-Rising Stem (NRS) |
| Operation | Handwheel (Standard), Gear Operator (Optional) |
| Paint / Coating | Epoxy Coating (Standard), customizable upon request |
Benefits for Your Project:
- Space-Efficient Installation: The non-rising stem design is perfect for tight spaces, underground pits, or locations with overhead obstructions.
- Long Service Life & Low Maintenance: The combination of ductile iron construction, stainless steel trim, and protected stem threads results in a valve that resists wear and corrosion, reducing maintenance frequency and total cost of ownership.
- Global Standard Compliance: Adherence to JIS F7363 makes this valve a suitable and recognizable choice for projects worldwide, particularly in markets familiar with Japanese standards.
- Reliable Sealing Performance: The precision-machined disc and seat ensure bubble-tight shut-off when fully closed, preventing leakage and ensuring system integrity.
- Supplier Reliability: Sourcing from an ISO9001 certified manufacturer like Shanghai Zhibang provides assurance of consistent quality control, traceability, and professional support.
Frequently Asked Questions (FAQ):
-
Q: What is the main advantage of a Non-Rising Stem (NRS) design?
A: The primary advantage is space savings. Since the stem does not move vertically, it requires less overhead clearance for operation. This also keeps the stem threads inside the valve body, protecting them from environmental damage. -
Q: Can this JIS standard valve be used in piping systems following other standards like ANSI or DIN?
A: While designed to JIS dimensions, the flanges are often compatible with certain ANSI or DIN specifications within the same pressure class, but this should be verified by a piping engineer. Adapters are also available. -
Q: What fluids is this valve suitable for?
A: It is designed for water, oil, gas, and other general industrial fluids within its specified temperature and pressure range. For specific corrosive or high-purity media, please consult us for material suitability. -
Q: What is the difference between the 5K and 10K pressure classes?
A: The "K" denotes the pressure rating in kgf/cm². 5K corresponds to a nominal pressure of approximately 0.5 MPa (PN10), and 10K corresponds to approximately 1.0 MPa (PN16). Selection depends on your system's maximum working pressure. -
Q: Is the valve suitable for underground installation?
A: Yes, the non-rising stem design and robust epoxy coating make it a candidate for buried service. For direct burial, specifying appropriate exterior coatings and extension stems for operation is recommended. -
Q: Do you offer customization, such as different end connections or special coatings?
A: Yes, as a manufacturer, we can provide customization options. This includes different flange standards, special epoxy or fusion-bonded epoxy (FBE) coatings for corrosion protection, and gear operators for larger sizes. -
Q: What is your typical lead time and available shipping ports?
A: Lead times vary based on order quantity and specifications. We ship efficiently from major ports including Shanghai, Guangzhou, Hong Kong, and Beijing, facilitating smooth logistics to our global markets. -
Q: How does your ISO9001 certification benefit me as a buyer?
A: Our ISO9001 certification is your assurance of a systematic quality management process. It means every valve undergoes controlled manufacturing, inspection, and testing procedures, resulting in reliable and consistent product performance.
Backed by ISO9001 certified quality management and years of manufacturing expertise since 2016, Shanghai Zhibang Valve delivers products that meet rigorous international standards. Our annual export value of US$1-1.5 Million to diverse regions including North America, Europe, Asia, Africa, and Oceania is a testament to the global trust in our valves. This JIS F7363 Ductile Iron Gate Valve embodies our commitment to providing durable, high-performance, and cost-effective fluid control solutions. We encourage you to contact us with your specific size, pressure class, and quantity requirements for a competitive quotation and expert technical support tailored to your project needs.
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