What is the maximum discharge pressure?

The maximum discharge-side pressure is 6kgf/cm2.

What certifications does the pump have?

The pump is certified with ISO9001:2008 and CE.

Stainless Steel Pneumatic Diaphragm Pump (QBY)

Name: Stainless Steel Pneumatic Diaphragm Pump (QBY)
Brand: Zhejiang Yonjou Technology Co., Ltd.
SKU: 712464655

Zhejiang, ChinaZhejiang Yonjou Technology Co., Ltd.

Negotiable

1 Piece

Product profile

Customization

Available

Certification

ISO9001:2008, CE

Material

Cast Iron/ Stainless Steel/ PTFE/PP

Model NO.

QBY

Power

Pneumatic

Valve Body Type

Diaphragm

Diaphragm Material

NBR/ PTFE

Performance

Corrosion

Color

Blue /Green /Black /White/ Red

Certificate

ISO9001:2008/Ce

Transport Package

Plywood Case

Specification

CE ISO9001

Trademark

YONJOU

Origin

China

HS Code

841311000

Production Capacity

5000sets

Key features

Safe for Hazardous Areas: No electric motor required; uses compressed air as power source for safe operation.

Multi-Material Options: Available in Cast Iron, Stainless Steel, PTFE, PP, Aluminium, and PVDF.

Versatile Pumping Capability: Transfers liquids, unevenly flowed media, slurries, and impurities with self-priming.

Customizable Colors: Color is customizable: Blue, Green, Black, White, or Red.

Wide Flow Range: Flow rate ranges from 0.8 to 30 m3/h (3.5-132 US GPM).

Certified Quality: Certified with ISO9001:2008 and CE standards.

Flexible Connections: Supports Flange, Thread, and Quick coupled connection types.

Company profile

Importers and ExportersYears of Export ExperienceExperienced TeamHigh Repeat Buyers Choice

Zhejiang Yonjou Technology Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2001-02-01Nearest Port: NINGBO, SHANGHAIAverage Response Time: ≤8.02hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CIF, DDP, CIP

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier serving machinery and specialized equipment sectors, including pumps, motors, marine engineering, oil refining and chemical equipment, and food equipment. It provides sample-based, fully customized, and flexible customization services, plus ODM and OEM services, but does not provide 3D software design or SDK support and reported no new products in the past year. Production information lists five pump product capacities totaling 90,000 pieces annually, eight production lines, and CNC facility involvement. Quality procedures, corrective actions, complaint handling, and quality assurance are documented, although the quality-control staff count is below five. The supplier has substantial export activity, has attended the Canton Fair, and operates ERP-based digital management, but has no overseas agents, branches, warehouses, or showrooms. Certification, after-sales service, financial credibility, and customer-specific cases are not sufficiently...

Supplier typeThe supplier explicitly identifies itself as a professional technical supplier and operates across machinery, marine engineering, oil refining and chemical equipment, food equipment, motors, generators, and related industrial products. This supports classification as a specialized industrial equipment manufacturer rather than a general trading company.

R&D capabilityThe supplier supports ODM and customization and uses an ERP system for production, procurement, quality control, and logistics management. However, it does not provide 3D software design or SDK support and reported no new products during the past year, indicating limited evidence of recent product innovation.

Production capacityThe supplier reports eight production lines, CNC facility involvement, documented finished-product inspection instructions, and annual capacities of 15,000 KCB gear pumps, 20,000 LQRY hot oil pumps, 15,000 LQ3G three-screw pumps, 30,000 QBY diaphragm pumps, and 10,000 LQ3A lobe pumps. However, it lacks an effective contract with related subcontractors and has no inventory capability, so production capacity is evidenced but manufacturing-resource controls have limitations.

Customization capabilityThe supplier explicitly provides customization from samples, full customization, and flexible customization, and also offers ODM and OEM services for popular brands. These statements directly demonstrate broad customization and design-manufacturing support.