What is the delivery time?

Normal products take 7-10 days, while bulk orders take 15-25 days, depending on the order volume.

What is the warranty period?

We provide a 1-year warranty for stainless steel products, excluding gaskets and easily broken parts.

Can you provide testing reports?

Yes, we provide material certificates, mill certificates, pressure testing reports, measurement reports, and hardness reports.

PTFE Lined Sight Glass Acid Alkali Resistant Industrial Valve

Name: PTFE Lined Sight Glass Acid Alkali Resistant Industrial Valve
Brand: Kailong Fluorine Lined Valve Technology (Zhejiang) Co., Ltd.
SKU: 2287733605

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

US$42.00

50 Pieces

Product specifications

SG41F4-150LBC

Sample price:US$48.00/piece.Request sample

Product profile

Customization

Available

Working Temperature

-20~160

Surface

Smooth

Color

Silver

Customized Support

ODM OEM

Transport Package

Solid Wooden Case

Specification

1/2"-12"

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 Options: Available in ball, butterfly, diaphragm, check, and globe valve types with various actuation modes.

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

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

Customization Support: OEM and ODM services available to meet diverse operating condition requirements.

Strict Quality Assurance: Includes lipid solubility, spark coating, and pressure testing to ensure product safety.

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: ≤0.04hTerms of Payment: T/T, PayPalInternational Commercial Terms(Incoterms): FOB

AI-Powered supplier vetting

SummaryThe supplier manufactures metal and general equipment products, including fluorine-lined valves, and has multiple machining, molding, and finishing facilities. It reports broad customization and ODM/OEM capabilities, new-product development during the past year, and three production lines. However, quality and service controls are weakly documented: finished products are checked by packing staff, there are no written corrective-action or complaint-handling procedures, and outsourcing lacks a standard operating procedure. The supplier has inventory capability and stated peak- and off-season lead times within 15 workdays, but no overseas service locations, showroom, or warehouse. Financial information is limited to year references, while one national science and technology progress award is reported.

Supplier typeThe supplier is a manufacturer and processor of metal materials, mechanical parts, general equipment, and general components. Its stated product range includes fluorine-lined ball, plug, and butterfly valves, indicating a production-oriented industrial equipment supplier rather than only a trading company.

After-Sales capabilityThe company states that it provides comprehensive after-sales service and has inventory capability, with stated service lead times within 15 workdays in both peak and off-season. However, it has no overseas warehouse or showroom, no overseas service countries reported, and lacks written procedures or records for corrective actions and customer complaint handling.

R&D capabilityThe supplier reports new products during the past year, provides ODM services, and describes a technology- and innovation-oriented business approach. It also reports one national science and technology progress award, although no SDK is available; the evidence supports meaningful innovation activity.

Production capacityProduction resources include CNC and center lathes, drilling, sawing, milling, polishing, injection molding, complete production facilities, three production lines, inventory capability, and stated lead times within 15 workdays. Nevertheless, there is no valid manufacturing-capacity contract with related subcontractors, no continuous quantity reconciliation, and no outsourcing SOP, creating process-control limitations.

Customization capabilityThe supplier explicitly offers customization from samples and designs, full and minor customization, and flexible customization. It also provides ODM services, demonstrating broad stated capability to adapt or develop products for customer requirements.