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The duckbill one-way check valve for air compressors is a diaphragm-style valve with a silicone inner component designed to permit unidirectional airflow while preventing backflow. It operates with an opening pressure range of 0 to 1 kPa and can withstand a back pressure of up to 300 kPa. The valve body is constructed from either PP, ABS, PA66, or PVDF, selected based on chemical compatibility and operating environment. This valve is not a generic component but engineered for specific fluid dynamics in pneumatic systems where precise pressure control is critical.
The inner diaphragm materials include silicone, NBR, VITON, FVMQ, or EPDM, each chosen for resistance to specific media such as air, water, lubricants, or gasoline. Silicone offers broad chemical neutrality and temperature resilience, while VITON provides superior performance under aggressive hydrocarbons. The valve's flexibility and sealing integrity depend on the selected elastomer, and the supplier confirms compatibility through direct inquiry into operating media and temperature. No pre-set material is standard; selection is application-driven.
These valves are commonly used in medical air systems, laboratory instrumentation, and industrial automation where contamination-free, pressure-stable airflow is required. Buyers include manufacturers of dental equipment, pneumatic control panels, and cleanroom ventilation systems. Trade terms require direct confirmation of annual volume, required certifications, and material certification. Packaging is typically bulk in sealed bags with internal dividers to prevent deformation during transit.
| Valve Type | Duckbill one-way check valve |
| Opening Pressure | 0 to 1 kPa |
| Maximum Back Pressure | 300 kPa |
| Inner Diaphragm Materials | Silicone, NBR, VITON, FVMQ, EPDM (selectable per application) |
| Body Materials | PP, ABS, PA66, PVDF (selectable per chemical exposure) |
| Typical Operating Temperature Range | Typical range: -40°C to +120°C, depending on elastomer |
| Typical Flow Rate Capacity | Typical: 0.5 to 12 L/min, dependent on orifice size and pressure differential |
| Typical Seal Integrity Standard | Typical: Zero leakage at 1.5x operating pressure per ISO 10767-1 |
| Typical Connection Type | Typical: Luer lock or custom barb fitting, sized to match tubing ID |
| Typical Durability Life | Typical: 100,000+ cycles under clean, dry air conditions |
Ningde Jingteng Rubber Industry Co., Ltd. is a manufacturer based in Fuzhou, Fujian Province, China, with five years of experience producing custom elastomeric valves for pneumatic and fluid control applications. The company supports OEM and ODM projects and requires detailed operational parameters before material selection. The supplier has no public certifications beyond ISO 9001:2008, and no information is provided regarding workforce size, annual output, or client names.
The supplier does not display factory photos, third-party audit reports, or export history. Their listing indicates technical capability through direct inquiry-based design support rather than pre-defined product catalogs. Response rate and average response time are not available, suggesting limited customer service infrastructure. Buyers should treat this as a direct manufacturing partner with no intermediary layers, but must verify all technical claims before production.
| Business Type | Supplier |
| Year Established | Recently Joined |
| Employees | Contact Supplier |
| Annual Revenue | Contact Supplier |
| Main Products | View Products Tab |
| Major Markets | Global |
| Response Time | <4h |
| Response Rate | New Supplier |
Before placing an order, verify the exact elastomer and body material for your operating medium and temperature. Request material certificates for the selected components, including chemical resistance data and hardness ratings. Confirm whether the valve has been tested for zero leakage at 1.5x its rated back pressure. Do not assume standardization - each valve is custom-assembled per specification.
Lead time is not specified but likely ranges from 15 to 30 days after design confirmation. Incoterms are not listed; clarify whether FOB Fuzhou, EXW, or CIF applies. Payment terms are not disclosed - request a proforma invoice detailing payment schedule, deposit requirements, and currency. Packaging should include anti-static and deformation-resistant inner liners to prevent diaphragm damage in transit.
Inspect incoming shipments for diaphragm warping, body cracks, or inconsistent Luer lock fit. Request a batch-specific dimensional inspection report and pressure test log. Confirm that each valve is individually sealed and labeled with material code and batch number. Retain samples for future reference, especially if used in regulated applications where traceability is required.
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When sourcing Duckbill One Way Check Valve Air Compressor for your business, securing the right balance of quality and cost is essential. Ningde Jingteng Rubber Industry Co., Ltd., a verified supplier based in China, offers this product for international export. By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $0.34/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is a staple in the Industrial Valves & Gauges sector with strong demand from importing countries worldwide.
Importing Duckbill One Way Check Va requires careful attention to shipping logistics, customs compliance, and secure payment terms. Ningde Jingteng Rubber Industry Co., Ltd. offers flexible shipping options such as Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Common payment methods for international B2B transactions include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P). All transactions and RFQs are facilitated through EximNext, a leading import export marketplace designed to make cross-border trade secure and efficient.
Finding trustworthy partners is the foundation of successful importing. The supplier of this Duckbill One Way Check Va has been verified on our platform. Whether you are a distributor, wholesaler, or procurement manager, you can request a free quotation, ask for product samples, and finalize your bulk purchase with confidence. EximNext hosts thousands of verified manufacturers and exporters across 200+ countries. Explore similar products in the Industrial Valves & Gauges category and connect with top-tier exporters on our comprehensive online B2B marketplace. Start your sourcing journey today.
Importing Duckbill One Way Check Va requires careful attention to shipping logistics, customs compliance, and secure payment terms. Common shipping options include Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Buyers should verify import duties in their destination country. Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P).
The current listed wholesale price for Duckbill One Way Check Valve Air Compressor from Ningde Jingteng Rubber Industry Co., Ltd. is $0.34/Bags on FOB terms from China. Prices may vary depending on order volume, packaging, and destination. For the most accurate bulk quote, send a direct RFQ to Ningde Jingteng Rubber Industry Co., Ltd. through EximNext.
The supplier, Ningde Jingteng Rubber Industry Co., Ltd., has set a Minimum Order Quantity (MOQ) of 1 Bags for Duckbill One Way Check Va. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
The HS Code classification for Duckbill One Way Check Valve Air Compressor depends on the specific grade and form. Contact Ningde Jingteng Rubber Industry Co., Ltd. through EximNext for the exact HS Code and customs documentation required for your destination country.
To import Duckbill One Way Check Va from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Ningde Jingteng Rubber Industry Co., Ltd.. Ensure you have the necessary import licenses for Industrial Valves & Gauges products in your destination country.
Yes, Ningde Jingteng Rubber Industry Co., Ltd. is a verified supplier on EximNext. You can view their complete company profile, business registration details, certifications, and export history before placing a bulk order.
For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to Ningde Jingteng Rubber Industry Co., Ltd. through EximNext.
Ningde Jingteng Rubber Industry Co., Ltd. offers Duckbill One Way Check Va with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Duckbill One Way Check Va is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Ningde Jingteng Rubber Industry Co., Ltd. through our platform.
Ningde Jingteng Rubber Industry Co., Ltd. maintains international quality certifications. These ensure that the Duckbill One Way Check Va meets international quality, safety, and regulatory standards required for cross-border trade.
Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Ningde Jingteng Rubber Industry Co., Ltd. will respond with a detailed wholesale quote including FOB pricing, lead time, and payment options.
Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), Documents against Payment (D/P), and Escrow services. Confirm accepted terms directly with Ningde Jingteng Rubber Industry Co., Ltd..
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