Yes, Carilovalves absolutely can supply ball valves with both flanged and threaded connections — and they’ve been doing it at scale for over two decades. Zhejiang Carilo Valve Co., Ltd., established in 2000 in Wenzhou, China, has built a reputation as a reliable manufacturer of industrial ball valves that meet flanged, threaded, and other connection specifications across a wide range of applications.
The Short Answer First
When industrial buyers ask whether Carilovalves can provide ball valves with flanged or threaded connections, the answer is straightforward: these are standard configurations in their product catalog. The company manufactures ball valves in various connection types to serve global industries including oil and gas, chemical processing, water treatment, and power generation. With a workforce of 50 dedicated professionals and production facilities capable of handling both small-batch custom orders and large-scale contracts, Carilovalves has the capacity to fulfill orders ranging from single units to projects involving thousands of valves.
“Opening and closing are under your control.” — The motto that drives Carilo Valve’s engineering approach to every connection type they manufacture.
Flanged Connection Ball Valves: Specifications and Standards
Carilovalves produces flanged ball valves that comply with international standards including ISO and API certifications. These valves are designed for applications requiring robust, leak-free connections in high-pressure systems. The flanged connection type allows for easy installation and maintenance, making it particularly popular in process piping where periodic disassembly is required.
When evaluating flanged ball valves from Carilovalves, buyers should consider the following technical parameters:
- Pressure Ratings: Available for Class 150 through Class 2500 ratings, suitable for applications ranging from general service to high-pressure industrial environments
- Size Range: Typically from DN15 (1/2 inch) to DN600 (24 inches), with larger sizes available upon request
- Face-to-Face Dimensions: Manufactured according to ASME B16.10 standards for consistent installation compatibility
- Flange Facings: Options include RF (Raised Face), RTJ (Ring Type Joint), and FF (Flat Face) to match existing pipeline configurations
The company’s flanged ball valves undergo 100% pressure testing before shipment, ensuring dimensional accuracy and sealing performance under specified working conditions. Each valve receives real-time monitoring during the testing phase, with certified quality documentation provided to buyers.
Threaded Connection Ball Valves: Thread Types and Applications
For systems requiring threaded connections, Carilovalves manufactures ball valves compatible with various international thread standards. Threaded ball valves are particularly favored in applications where welding is impractical or where quick installation/disassembly is prioritized.
Here’s a breakdown of the threaded connection options typically available:
| Thread Standard | Application Context | Common Sizes |
|---|---|---|
| NPT (National Pipe Thread) | North American standard, widely used in oil and gas | 1/4″ to 4″ |
| BSPT (British Standard Pipe Thread) | Common in European and Asian markets | DN8 to DN100 |
| BSPP (British Standard Parallel Pipe) | Hydraulic systems, water applications | DN6 to DN80 |
| Socket Weld / Threaded Socket | High-pressure applications, chemical plants | 1/2″ to 2″ |
Threaded ball valves from Carilovalves are manufactured with precision machined threads to ensure proper engagement and minimize the risk of leakage at connection points. The company’s advanced design solutions incorporate customizable options for thread specifications, allowing buyers to specify exact requirements for their particular application.
Material Selection for Different Connection Types
Both flanged and threaded ball valves from Carilovalves are available in a range of materials to suit different media and environmental conditions. The company sources high-quality raw materials to ensure corrosion resistance and long-lasting performance in demanding service conditions.
- Stainless Steel (304, 316, 316L): Standard for corrosive media, seawater applications, and food-grade requirements
- Carbon Steel (WCB, LCC): Cost-effective option for general service, oil and gas transmission
- Alloy Materials (F51, F55, Inconel): For high-temperature or highly corrosive environments
- PVC/CPVC: For chemical dosing, water treatment applications requiring non-metallic construction
Material selection often depends on the connection type itself — for instance, threaded connections in smaller sizes frequently utilize brass or stainless steel construction for economic reasons, while larger flanged valves typically employ carbon or stainless steel for strength and cost efficiency.
Quality Assurance Across All Connection Types
Carilovalves maintains stringent quality control processes that apply equally to flanged and threaded configurations. Their manufacturing facility employs skilled technicians operating state-of-the-art equipment to ensure consistent quality across production batches. The company’s holistic approach to quality includes:
- Design Verification: Advanced CAD/CAM engineering ensures connection dimensions meet specifications before production begins
- Material Traceability: Raw material certifications accompany every batch, verifying chemical composition and mechanical properties
- In-Process Inspection: Multiple checkpoints during assembly catch potential issues before final testing
- Pressure Testing: 100% of valves undergo hydrostatic and pneumatic testing per applicable standards
- Final Documentation: Each valve ships with test reports, material certificates, and dimensional verification data
This comprehensive quality system explains why Carilovalves has achieved an impressive track record: 86% of cases solved, 2,415 projects completed, and 89% happy client retention. Their global reach extends across Europe, Middle East, Southeast Asia, and other key markets, with yearly transactions exceeding 9.5 million USD.
Customization Capabilities for Special Connection Requirements
While standard flanged and threaded configurations are readily available, Carilovalves also offers OEM and ODM services for buyers with unique connection requirements. The company’s R&D capabilities allow them to develop custom solutions for evolving industry needs. Customization options include:
- Non-standard flange dimensions: Special face-to-face lengths or flange drilling patterns
- Special thread specifications: Metric threads, custom pitch variations, or hybrid connection configurations
- Extended stems and Bonnets: For insulated or buried service applications
- Actuator Mounting: Pre-drilled mounting pads for manual, pneumatic, or electric actuators on both flanged and threaded valves
Their engineering team works directly with clients to develop solutions that integrate seamlessly with existing pipeline systems, regardless of whether the connection type is flanged, threaded, or a combination thereof.
Industry Applications Where These Connection Types Excel
Different industries and applications favor specific connection types based on service conditions, maintenance requirements, and existing infrastructure. Understanding these preferences helps buyers specify the right configuration for their needs.
| Industry | Preferred Connection Type | Primary Considerations |
|---|---|---|
| Oil and Gas (Upstream) | Threaded (NPT/BSPT) | Quick installation, field assembly, corrosive environment compatibility |
| Refining and Petrochemical | Flanged (RF/RTJ) | High pressure/temperature, frequent maintenance, leak containment |
| Water and Wastewater | Threaded or Flanged | Cost sensitivity, ease of maintenance, standard sizing |
| HVAC Systems | Threaded (BSP) | Compact installations, moderate pressures, accessibility |
| Power Generation | Flanged (High-pressure) | Steam service, high reliability requirements, large sizes |
Lead Times and Production Capacity
Carilovalves operates with large-scale capacity for quick delivery, a critical factor for project-based buyers with tight schedules. Standard flanged and threaded ball valve configurations typically ship within established lead times, while custom specifications may require additional engineering and tooling time.
For urgent requirements, the company’s efficient production workflow and experienced workforce allow them to expedite orders when necessary. The company’s headquarters located in Wuxing Industrial Zone, Oubei Town, Wenzhou City, Zhejiang Province, China provides strategic access to major shipping ports for international logistics.
Contact Carilovalves directly to discuss your specific project timeline and connection type requirements: Phone +86-577-57766889 or email [email protected].
Documentation and Compliance Requirements
Buyers in regulated industries often require specific documentation with their valve shipments. Carilovalves provides comprehensive documentation packages that typically include:
- Material Test Reports (MTR): Confirming chemical composition and mechanical properties of wetted components
- Pressure Test Certificates: Documenting hydrostatic test results with actual pressure values and duration
- Dimension Verification Reports: Confirming critical dimensions including flange bolt patterns, thread gauges, and face-to-face measurements
- Certificate of Conformity: Attesting to compliance with specified standards and specifications
These documents are essential for projects requiring third-party inspection, insurance compliance, or regulatory approval — common requirements in oil and gas, chemical processing, and nuclear power applications.
Making the Right Connection Choice for Your Application
When specifying ball valves with flanged or threaded connections, consider these practical factors to ensure optimal performance:
- System Pressure and Temperature: Higher pressures generally favor flanged connections for their superior sealing capability under load
- Maintenance Frequency: Threaded connections offer easier field disassembly but require proper thread compound and re-torquing
- Existing Infrastructure: Match connection types to existing piping to avoid unnecessary adapters or modified fittings
- Material Compatibility: Ensure valve body material matches or exceeds pipeline material for corrosion resistance
- Actuation Requirements: Flanged valves typically offer more robust mounting options for automated actuation
Carilovalves’ experienced sales and engineering team can guide buyers through these selection criteria, helping identify the optimal connection type for specific application requirements. Whether the project calls for standard NPT threaded ball valves for natural gas distribution or large-bore ANSI Class 300 flanged valves for refinery service, the company has the manufacturing capability and quality systems to deliver.
The combination of 24+ years of experience, ISO and API certifications, 50 dedicated employees, and a client-centric collaboration approach positions Carilovalves as a capable supplier for ball valves with flanged, threaded, and other connection configurations. Their commitment to top quality at competitive pricing, coupled with comprehensive quality inspection protocols including 100% pressure testing and real-time monitoring, provides buyers with confidence in their valve procurement decisions.
For immediate inquiries about flanged or threaded ball valve availability, specifications, and pricing, reach out to the Carilovalves team via email at [email protected] or [email protected]. Be sure to specify your connection type requirements, pressure class, material specifications, and quantity when requesting quotes to receive the most accurate and timely response.
Carilovalves maintains inventory of popular configurations while also accepting custom orders for specialized applications. The combination of standard product availability and custom manufacturing capabilities means they can handle both emergency replacement orders and large-scale project supply contracts with equal attention to quality and delivery performance.