Reliable Quality Smooth Long Service Easy Control Durable Build PTFE Lined Check Valve

Name: Reliable Quality Smooth Long Service Easy Control Durable Build PTFE Lined Check Valve
Brand: Naifulong Group Co., Ltd.
SKU: 2286818425

Zhejiang, ChinaNaifulong Group Co., Ltd.

US$10.00-5,000.00

1 Set

Product profile

Customization

Available

Media

Acid

Temperature

Ordinary Temperature

Model NO.

custom

Material

Stainless Steel

Connection Form

Flange

Pressure

Low Pressure

Function

Ddcv Double Lobe

Standard

GB/T 12224 , Hg/T3704

Application

Industrial Usage, Water Industrial Usage

Specification

Customizable

Trademark

OEM

Origin

China

Key features

PTFE Lined Construction: Provides superior corrosion resistance for acid, alkali, and solvent applications.

Double Lobe Function: DDCV design ensures reliable flow control and prevents backflow in industrial systems.

Stainless Steel Material: Durable stainless steel body combined with PTFE lining for long service life.

Flange Connection: Standard flange connection form ensures easy installation and compatibility.

ISO 9001 Certified: Manufactured under strict ISO 9001:2015 and ISO 14001 quality management systems.

OEM/ODM Service: Customization available from samples with dedicated R&D engineers.

100% Product Inspection: Every finished product undergoes visual and functional inspection before delivery.

Fast Lead Time: Average one-month lead time for both peak and off-peak seasons.

Company profile

Importers and ExportersPatents AwardedExhibition ExperienceHigh Repeat Buyers Choice

Naifulong Group Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 18 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤0.01h

AI-Powered supplier vetting

SummaryThe supplier is a Zhejiang-based high-tech manufacturer focused on pumps, vacuum equipment, valves, hardware, metal products, and industrial automation components. It reports over 40 patents, recent new-product development, ODM services, and OEM work for well-known brands. Production is supported by machining, injection, CNC, welding, and pipe-machining facilities, 12 quality inspectors, documented finished-product inspection instructions, and valid contracts with associated subcontractors. Quality and sustainability systems include ISO9001:2015, ISO45001:2018, and ISO14001 certifications, while regular fire drills were conducted during the past year. The supplier has 18 years of export experience, with exports representing 51%–70% of total sales, and has participated in the Russian PVC Exhibition. However, it reports no SDK, inventory, overseas warehouse, overseas showroom, overseas agent or branch, and zero countries with overseas service coverage. Financial records are identified for 2023–2025, but no...

Supplier typeThe supplier identifies itself as a national high-tech enterprise, Zhejiang Made unit, and specialized and sophisticated enterprise. Its stated business scope covers manufacturing, pumps and vacuum equipment, valves and plugs, hardware, metal products, and industrial automation products, indicating a diversified industrial equipment manufacturer.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 management-system certifications. It also reports other product-compliance certification, but the specific standard is not identified, so the assessment is supported primarily by the named management-system certificates.

After-Sales capabilityThe supplier reports no in-stock service capability, overseas warehouse, overseas showroom, overseas agent, or overseas branch, and lists zero countries where overseas services are offered. These stated limitations indicate weak overseas after-sales and local-service coverage.

R&D capabilityThe supplier reports more than 40 patents, including multiple national patents, and states that it developed new products during the past year. It also provides ODM and OEM services, although it explicitly reports no available SDK.

Production capacityProduction evidence includes valid manufacturing-capacity contracts with associated subcontractors, machining, injection, CNC, welding, and pipe-machining facilities, 12 quality inspectors, documented inspection instructions, and a one-month peak-season lead time. The supplier also reports 12 qualified service-capability suppliers and written procedures with follow-up records, supporting substantial production and quality-management capability.

Customization capabilityThe supplier reports customization from samples, ODM services, and OEM services for well-known brands. These statements directly support the ability to deliver customer-specific products and manufacturing solutions.

Product Q&A

Q:What's products do we have in detail?

Our products range covers: Fluorine lined ball valves,butterfly valves,gate valves, globe valves,sleeve plug valves , swing check valves, filters/strainers,control and regulating valves; Fluorine lined pipes, spools/spacers, Tees, Elbows, Reducers, pipe instrument, dip pipes/entry pipes,tubular sight glasses,inline samplers, compensators, lined hoses, safety shields. For PTFE lined ball valve, butterfly valve ,globe valve,gate valves, electric actuator and pneumatic actuator optional available.

Q:What's the main application field of Fluorine lined valves,pipes,pipe fitting and equipment?

The Fluorine lined products are wildly used in Alkalies & Acid industries, Solvents producing factory,Water treatment facilities,Pulp & Paper mill, hydrocarbon plant, mining industries,Energy &Power plant, Oil & Gas industries, Fertilizer plant, Pharmaceutical industries etc.

Q:What kind of quality issues Encountered in the Marketing fluorine lined products?

A) Lining Adhesion Problems B) Permeation and Degradation C) Mechanical Damage D) Thermal Cycling Issues