What are the common quality issues with fluorine lined products?

Common issues include lining adhesion problems, permeation and degradation, mechanical damage, and thermal cycling issues.

Muntal Stainless Steel PTFE Lined Globe Valve for Industrial Use

Name: Muntal Stainless Steel PTFE Lined Globe Valve for Industrial Use
Brand: Naifulong Group Co., Ltd.
SKU: 2309756075

Zhejiang, ChinaNaifulong Group Co., Ltd.

US$10.00

1 Piece

Product profile

Customization

Available

Media

Acid

Temperature

Ordinary Temperature

Model NO.

customization

Actuator

Manual

Material

Stainless Steel

Structure

Through Way Globe Valve

Sealing Form

Gland Packings Globe Valve

Stem Thread Position

Outside Screw Stem Globe Valve

Application

Lining Fluorine Valve

Standard

DIN, GB

Valve Body and Bonnet

Ht250 Wcb CF8

Disc and Stem

35 1Cr13 1cr18ni19

Lining /Seat

FEP(F46) PCTFE(F3) PFA Po

Packing Gland

Wcb CF8

Transport Package

Wooden Case

Specification

Customizable

Trademark

NFL

Origin

Wenzhou, Zhejiang China

Key features

Fluoroplastic fully lined J41F46 through-type,J45F46 straight flow,J44F46 cutin globe valve have advantages of compact structure,flexible opening and closing,strong corrosion resistance, short stroke

They are widely used as cut off media in petroleum,chemical,and other pipeline systems.

However,it should be emphasized that fluoroplastic lined globe valves are strictly prohibited from being used as flow regulators.

The disc and stem are designed as an integral structure to prevent the possibility of internal parts rushing out of the body due to pressure fluctuations in the pipeline.

The structure is compact and safe to use .

Driving Mode: Manual,Gear rotation,Pneumatic,(normally open or normally closed),Electric

Basic structural form:Straight-through Type,Straight flow,Angel

Wide range of specifications, custom sizes acceptable:Nominal Pressure:PN0.6~1.6(MPa) Nominal Diameter:DN15~350(mm)(Straight-through Type,Straight flow),DN15~300(mm)(Angel)

Basic Model:Manual J41F3 J41F46 J41F4 J45F3 J45F46 J45F4 / J6B41F3 J6B41F46 J6B41F4 Pneumatic J6B41F3 J6B41F46 J6B41F4 / Electrical:J941F3 J941F46 J941F4

Globe valve refers to the closing part driven by the stem and along the axis of the seat for lifting the valve,in the pipelines is mainly used to connect or cut off the medium in the pipeline.

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 is the minimum order quantity?

The minimum order quantity is 1 set.

Q:What are the available payment terms?

We accept LC and T/T payment terms.

Q:Do you offer OEM and ODM services?

Yes, we provide both OEM and ODM services with customization from samples.

Q:What certifications does the company hold?

We are ISO 9001, ISO 45001, ISO 14001, and CE certified.

Q:Which industries use these fluorine lined products?

They are used in acid/alkali industries, solvent factories, water treatment, pulp & paper, mining, energy, oil & gas, fertilizer, and pharmaceuticals.