What is the lead time for production?

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

Do you offer customization services?

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

What certifications does the company hold?

The company holds ISO9001:2015, ISO45001:2018, and ISO14001 certifications.

Strong Structure Water Valve: Long Life PTFE Lined Butterfly Design

Name: Strong Structure Water Valve: Long Life PTFE Lined Butterfly Design
Brand: Naifulong Group Co., Ltd.
SKU: 2327067525

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

Specification

Customizable

Trademark

OEM

Origin

China

Key features

PTFE Lined Butterfly Design: Long life valve with PTFE lining for superior corrosion resistance in acidic media.

Pneumatic Driving Mode: Efficient pneumatic operation suitable for low pressure industrial applications.

ISO and CE Certified: Manufactured with ISO9001, ISO14001, and CE certifications ensuring quality standards.

OEM and ODM Services: Customization available from samples with dedicated R&D engineers and production lines.

Flange Connection Form: Standard flange connection compatible with GB/T 12224 and Hg/T3704 standards.

Global Export Experience: 18 years of export experience serving markets in Europe, East Asia, and beyond.

100% Finished Product Inspection: Rigorous visual and functional inspection ensures defect-free delivery.

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:Who is NaiFuLong Group?

NaiFuLong Group Co.,Ltd. is an ISO 9001 and CE Certified manufacturer leading in PTFE, FEP, PFA lined valves, pipes, and fittings with 300+ employees and 200M CNY turnover.

Q:What products are available in detail?

Our range includes fluorine lined ball, butterfly, gate, globe, sleeve plug, and swing check valves; filters/strainers, control valves; fluorine lined pipes, fittings, sight glasses, and hoses with optional electric/pneumatic actuators.

Q:What are the main application fields for these products?

Fluorine lined products are used in Alkalies & Acid industries, Solvents factories, Water treatment, Pulp & Paper mills, hydrocarbon plants, mining, Energy & Power plants, Oil & Gas, Fertilizer plants, and Pharmaceuticals.

Q:What quality issues are encountered in marketing fluorine lined products?

Common issues include Lining Adhesion Problems, Permeation and Degradation, Mechanical Damage, and Thermal Cycling Issues.

Q:What are the minimum order quantity and payment terms?

The Minimum Order Quantity is 1 Set. Payment terms include LC and T/T.