What is the average lead time?

The lead time is one month for both peak season and off-season.

Do you offer OEM and ODM services?

Yes, OEM Service and ODM Service are available, with customization from samples.

Anti-Corrosion Lined Pneumatic Flange Butterfly Valve for Flow

Name: Anti-Corrosion Lined Pneumatic Flange Butterfly Valve for Flow
Brand: Naifulong Group Co., Ltd.
SKU: 1996229051

Zhejiang, ChinaNaifulong Group Co., Ltd.

US$10.00-5,000.00

1 Set

Product profile

Customization

Available

Media

Acid

Driving Mode

Pneumatic

Model NO.

custom

Connection Form

Flange

Structure

Centre Sealing

Seal Form

Force Sealed

Valve Stem

Normal

Work Pressure

Low Pressure (Pn<1.6mpa)

Working Temperature

Normal Temperature (-40°C<T<120°C)

Material of Seal Surface

Soft Sealed

Valve Body

Casting

Standard

GB/T 12224 , Hg/T3704

Application

Industrial Usage, Water Industrial Usage

Nominal Diameter

DN15-DN1800

Body Material

Wcb/CF8/CF3m

Lining Material

PTFE/FEP/PFA

Seat Material

PTFE

Specification

Customizable

Trademark

NFL

Origin

China

Key features

Anti-Corrosion Lining: PTFE, FEP, or PFA lining for superior resistance against acids and alkalis.

Wide Size Range: Nominal diameter available from DN15 to DN1800 for diverse flow needs.

Pneumatic Driving: Efficient pneumatic actuation with optional electric actuator support.

Customizable Materials: Body material options include WCB, CF8, and CF3M for specific environments.

ISO 9001 Certified: Manufacturing process certified for quality and reliability standards.

OEM/ODM Service: Full customization available from samples with dedicated R&D support.

Multi-Industry Application: Suitable for chemical, pharmaceutical, water treatment, and oil & gas sectors.

Strict Quality Control: 100% visual and functional inspection for all finished products.

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 products do we have in detail?

Our product range includes: Fluorine lined ball, butterfly, gate, globe, sleeve plug, swing check valves, filters/strainers, control and regulating valves. Also, fluorine lined pipes, spools/spacers, tees, elbows, reducers, pipe instruments, dip/entry pipes, tubular sight glasses, inline samplers, compensators, lined hoses, safety shields. PTFE lined valves with optional electric or pneumatic actuators. Valve body: ductile iron, carbon/stainless steel. Pipe/spools: carbon steel 20#, 16Mn, SS304,

Q:What are the main application fields of Fluorine lined valves, pipes, fittings, and equipment?

Fluorine lined products are widely used in Alkali & Acid industries, solvent factories, water treatment, pulp & paper mills, hydrocarbon plants, mining, energy & power plants, oil & gas, fertilizer, and pharmaceuticals.

Q:What quality issues arise in marketing fluorine lined products?

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

Q:What is the Minimum Order Quantity?

The Minimum Order Quantity is 1 Set.

Q:What are the terms of payment?

We accept LC and T/T.