What are the available payment terms?

We accept LC, T/T, PayPal, Western Union, Money Gram, and small-amount payments.

Which flange standards are supported?

The valve supports BS4504, ISO2531, and ISO7005 flange dimensions.

What is the maximum working pressure?

The valve operates at PN10 or PN16 working pressure levels.

DN50 Quick Release Single Ball Air Vent Valve

Name: DN50 Quick Release Single Ball Air Vent Valve
Brand: Chongqing Jinfa Industrial Equipment Sales Co., Ltd.
SKU: 2027819795

Chongqing, ChinaChongqing Jinfa Industrial Equipment Sales Co., Ltd.

US$50.00-2,000.00

1 Piece

Product profile

Customization

Available

Type

Rapid Exhaust Valve

Material

Brass, Stainless Steel, Steel etc.

Model NO.

QB-10

Certification

ISO9001, GS

Diamter

DN20-300mm

Medium

Clean Water

Temperature

Normal Temperature

Valve Body

Gray Cast Iron Ht200

Valve Body Test Suppression

1.5MPa

Delivery Time

15-30 Work Days

Warranty

12 Months

Transport Package

Wooden Case

Origin

Zhejiang

HS Code

84818040

Production Capacity

10000 Pieces/Year

Key features

Dual Orifice Design: Enables continuous air discharge during normal operation and rapid gas release when needed.

Self-Sealing Mechanism: Float ball automatically blocks exhaust nozzle when water fills the cavity to prevent leakage.

Wide Material Options: Available in Brass, Stainless Steel, Grey Cast Iron, Ductile Iron, and Carbon Steel.

Flexible Size Range: Nominal diameter covers DN20 to DN300mm to suit various pipeline requirements.

High Pressure Resistance: Rated for PN10/PN16 working pressure with 1.5MPa body test suppression.

Diverse Flange Standards: Compatible with BS4504, ISO2531, and ISO7005 flange dimensions.

Comprehensive Certifications: Manufactured under ISO9001 standards and holds GS certification.

12 Months Warranty: Includes 12-month warranty coverage for mechanical defects and performance.

Company profile

Chongqing Jinfa Industrial Equipment Sales Co., Ltd.

Chongqing, China

Business Type: Trading CompanyExport Year: 2020-05-19Nearest Port: Shanghai/Ningbo/Qingdao/ChongqingAverage Response Time: ≤4.08hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA, EXW

AI-Powered supplier vetting

SummaryChongqing Jinfa Industrial Equipment Sales Co., Ltd. is a China-based trading company established in 2019 with three employees. Its stated scope covers machinery and equipment and related industrial products, including boat wipers, variable-speed fluid couplings, search lights, tap-hole opening machines, gearboxes, and dump valves. The supplier reports written procedures and records for service assessment, corrective and preventive actions, and complaint handling, and it offers installation guidance on request. However, it is not identified as a professional technical supplier, does not provide 3D software design, ODM, SDK, or OEM services for popular brands, and reported no new products in the past year. No overseas warehouse, showroom, agent, branch, or offline trade-show participation is reported. Audit information identifies TÜV Rheinland, but the provided data does not specify a certification held or a positive audit outcome. Financial records are referenced for 2021–2023, but their results are not...

Supplier typeThe supplier is explicitly classified as a trading company and limited company operating in Chongqing, China. Its stated business scope emphasizes wholesale, import/export, and distribution of industrial equipment and related products rather than manufacturing.

After-Sales capabilityThe supplier states that it can provide installation guidance on request. It also has written procedures and followed records for service assessment, corrective and preventive actions, and customer complaint handling, supporting a documented after-sales process.

R&D capabilityThe supplier is not identified as a professional technical supplier, provides no 3D software design, ODM, or SDK services, and reported no new products during the past year. These statements indicate a clearly limited innovation and technical-development capability.

Customization capabilityThe supplier reports that its R&D-related design services are limited to minor customization. It does not provide 3D software design, ODM, SDK, or popular-brand OEM services, indicating that customization is available only at a limited level.