The 1kg fire extinguisher copper valve is a functional valve component developed for small-capacity fire extinguishers. Is made of high quality copper the material can offer good machining characteristics and resistance to corrosion in suitable operating environments. These properties are relevant to the production of accurately formed threads, connection surfaces, and other functional features.
The valve's internal sealing arrangement helps contain the extinguishing agent under the specified operating conditions. The sealing elements, mating surfaces, and assembled components must be compatible with the intended pressure range and extinguishing medium. When the extinguisher is activated, the valve's internal passage and operating mechanism work together to allow the extinguishing agent to discharge through the connected system.
The 1kg fire extinguisher copper valve is intended for compatible extinguisher configurations. Its application in dry powder or water-based extinguishers should be confirmed against the actual material specification, sealing design, pressure requirements, and approved equipment configuration.
| Material | Copper |
| Surface treatment | Available with chrome/nickel plating as per customer requirements |
| Bottle neck thread | M24 x 1.5 |
| Outlet thread | G1/8 |
| Table thread | M10 x 1-12.5 |
| Straw thread | M16 x 1.5 |
· Copper Alloy Construction: Provides a suitable material foundation for valve components requiring machinability, mechanical strength, and corrosion resistance, subject to the specified alloy grade.
· Compact Valve Structure: Designed for integration into compatible 1kg fire extinguisher assemblies where installation space and component dimensions are important.
· Precision Threaded Connections: Properly controlled thread dimensions support accurate installation and engagement with matching components.
· Integrated Sealing Function: The valve body, sealing elements, and mating interfaces work together to maintain the required seal under specified operating conditions.
· Controlled Discharge Passage: The internal passage supports extinguishing agent flow when the valve is operated as designed.
· Component Compatibility: Connection dimensions, sealing materials, and operating structure must correspond to the intended extinguisher configuration.
· Manufacturing Consistency: Controlled machining and dimensional inspection help maintain repeatability of critical features between production batches.
The 1kg fire extinguisher copper valve is intended for compatible 1kg fire extinguisher assemblies. Before installation, the cylinder connection, valve dimensions, operating pressure, internal discharge tube connection, and extinguishing agent compatibility should be verified.
A valve designed for one extinguisher configuration should not automatically be treated as interchangeable with every other 1kg model. Correct matching helps maintain the intended assembly structure and supports the reliable operation of the complete extinguisher.
The valve should be installed, inspected, and maintained in accordance with the extinguisher manufacturer's instructions and applicable requirements.
This 1kg fire extinguisher copper valve is widely adopted as the OEM valve standard for lightweight emergency suppression devices:
Extinguisher Cylinder Match:
1kg / 1.5kg / 2kg ABC Dry Powder Fire Extinguishers
1L Water-Based / Foam Vehicle Fire Extinguishers
Primary Application Sectors:
Marine Craft & Small Boat Engine Bays
Kitchens, Server Cabinets, Residential Emergency Kits, and RV Campers
Certification, R&D Evidence & Direct Factory Guarantee
National High-Tech Enterprise Credentials: Produced by Ningbo Kaituo Valve Co., Ltd., a recognized High-Tech Enterprise operating strictly within ISO 9001:2015 quality management framework.
International Standard Compliance: Design and performance metrics strictly conform to GB 4351 (China National Standard) and align with CE / EN3-7 European portable extinguisher requirements.
Direct Factory Cost & Supply Assurance: We offer overseas importers, fire safety distributors, and OEM brands EXW/FOB direct factory pricing, consistent batch quality, complete raw material mill test reports (MTR), and OEM/ODM custom branding services.
A1: Not exactly. Fire extinguisher valves are our core products, but our business scope goes far beyond that.
As a National High-Tech Enterprise, we are committed to providing comprehensive fire valve solutions to our customers. Our product line includes:
Full Range of Fire Extinguisher Valves: Covering all kinds of extinguishers, including specialized valves for dry powder, water-based, CO₂, and other extinguishing agents.
Marine Cylinder Valves: Specially designed for shipboard fire protection systems, meeting the demanding requirements of marine environments.
Gas Valves: Specialized valves for gas transmission and pipeline systems.
Customized Valve Solutions: We can develop and customize valves with specific specifications, materials, and functions according to customer requirements.
In addition, we also supply complementary fire protection accessories and hardware products, offering our customers a one-stop purchasing experience.
With 41 patented technologies and over 25 years of industry experience, we are well-equipped to handle various custom requirements for fire valves. If you have specific product needs, please contact us—we will provide professional solutions tailored to you.
A2: As a National High-Tech Enterprise, Kaituo Valve possesses strong in-house R&D capabilities:
Patent Portfolio: We hold 41 national patents covering various technical fields, including portable quick-install opposed valves, handwheel-type gas valves for gas transport, CO₂ valve assemblies, dry powder puncture valves, and high-power stored-pressure dry powder valves.
Innovative Designs: For example, our high-power stored-pressure dry powder valve features a separate design for dry powder and compressed gas, ensuring zero internal pressure during storage for enhanced safety, while facilitating batch filling and maintenance.
Continuous R&D: We maintain a dedicated R&D center and testing facility equipped with high-precision instruments, continuously improving processes and product performance.
A3: Our factory has a monthly production capacity of over 300,000 valves, capable of handling large-volume orders. With mature production management and a well-established supply chain, we typically deliver within agreed timelines. Exact lead times depend on order volume and customization requirements—please consult our sales team for accurate information.
Address
Factory: Huilong Village, Huangjiabu Town, Yuyao City, Zhejiang Province, China
Branch Office: Hengye Building 509, No.158 Tai'an Middle Road, Yinzhou District, Ningbo, Zhejiang, China
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