How long is your delivery time?

For normal products in 7-10 days; For bulk order, in 15-25 days. It depends.

What is the warranty time?

1 years warranty for all of our stainless steel products. Gaskets or the easy broken parts are not included due to the different application for customers.

Can you provide us with the testing report?

Yes, we can provide the required material reports, such as the material certificate, mill certificate, pressure testing report, measurement report, and hardness report.

PTFE Lined Check Valve Corrosion Resistant for Chemical Industry

Name: PTFE Lined Check Valve Corrosion Resistant for Chemical Industry
Brand: Kailong Fluorine Lined Valve Technology (Zhejiang) Co., Ltd.
SKU: 2286451545

Zhejiang, ChinaKailong Fluorine Lined Valve Technology (Zhejiang) Co., Ltd.

US$38.00

10 Pieces

Product specifications

H42F4-150LBC

Sample price:US$63.00/piece.Request sample

Product profile

Customization

Available

Media

Acid

Temperature

Ordinary Temperature

Model NO.

H42F4-150LBC

Material

Cast Steel

Connection Form

Flange

Structure

Elevated

Pressure

Ordinary Temperature

Function

PTFE Valve Core

Sealing Form

Self-Sealing Valve Core

Flow Direction

Unidirection

Standard

Application

Industrial Usage

Transport Package

Solid Wooden Case

Specification

1/2"-14"

Trademark

KaiLong

Origin

Wenzhou, China

HS Code

8481804090

Production Capacity

120, 000 Units/Year

Key features

Excellent Corrosion Resistance: Withstands strong acids, alkalis, salts, and halogens for long-term stable operation.

Superior Sealing Capability: High-precision design ensures zero leakage and maintains system integrity.

Wide Media Compatibility: Suitable for chemical, metallurgy, pharmaceutical, and environmental protection industries.

Flexible Configuration: Available in ball, butterfly, diaphragm, check, and globe valve types with custom options.

Global Standard Compliance: Manufactured in compliance with ISO, GB, DIN, and ANSI/ASME standards.

Cost-Effective Solution: Lower maintenance costs and high cost-effectiveness compared to special material valves.

Comprehensive Quality Testing: Includes lipid solubility, spark coating, and pressure tests to ensure safety and reliability.

Fast Delivery & Inventory: Standard products delivered in 7-10 days with substantial inventory for short lead times.

Company profile

Importers and ExportersPatents AwardedExhibition ExperienceNational Award received

Kailong Fluorine Lined Valve Technology (Zhejiang) Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/FactoryExport Year: 2025-12-25Nearest Port: ningboAverage Response Time: ≤7.79hTerms of Payment: T/T, PayPalInternational Commercial Terms(Incoterms): FOB

AI-Powered supplier vetting

SummaryThe supplier specializes in manufacturing and selling hardware and metal products, with capabilities in customizing designs. They excel in R&D, offering ODM and OEM services. Their production facilities are well-equipped, but they lack written procedures for service and complaint handling. Their financial data is updated, yet there's no effective contract or overseas warehouse services. They focus on innovation and market integrity, but have limited export trade staff and no overseas showrooms.

Supplier typeThe supplier is engaged in manufacturing and selling hardware products, metal materials, and mechanical components, with a focus on general equipment and components.

After-Sales capabilityThe company promises comprehensive after-sales service but lacks written procedures for handling customer complaints or corrective actions.

Financial creditThe supplier's financial records are up-to-date, covering the past three years.

R&D capabilityThe supplier has strong R&D capabilities, having introduced new products in the past year, and focuses on innovation and technology as a corporate tenet.

Customization capabilityThe supplier offers extensive customization services including full and flexible customization options.

Client casesThe supplier provides OEM services for well-known brands, indicating experience with reputable clients.

Product Q&A

Q:Are you a trading company or factory?

We are a manufacturer boasting 12 years of industry experience and holding proprietary import-export rights.

Q:May I request free samples?

Free samples can be provided for first cooperation under sincere cooperation.

Q:What certifications do you have?

We have ISO certification, anti-corrosion pipeline component certificates, and type test certificates. In addition, we own a number of appearance design patents.

Q:How do you control the quality?

Each valve is subjected to strict testing before delivery. From the metallographic inspection of incoming blanks, dimension acceptance during machining, spark leakage testing in the lining process, to the final valve seal performance test. Professional personnel are responsible for each production procedure to ensure the quality of every single valve.

Q:If there is any quality problem, how do you solve it?

We believe that protecting our clients' interests is the cornerstone of our business. While we cannot guarantee 100% perfection, occasional quality issues may still arise. Depending on the specific situation, we typically resolve such cases through replacements, compensation, or resending goods. The specific solution will be discussed and agreed upon with the customer based on the actual circumstances.