What certifications does the product have?

The product is certified under ISO9001 standards.

What is the minimum order quantity?

The minimum order quantity is 1 unit.

What are the payment terms?

Payment terms include T/T, D/P, PayPal, and Small-amount payment.

Qf501c Four-Way Ventilation Switch Gas-Liquid Linkage Handle Operated Rotary Valve

Name: Qf501c Four-Way Ventilation Switch Gas-Liquid Linkage Handle Operated Rotary Valve
Brand: Weihai Zhonghao Pneumatic & Hydraulic Co., Ltd.
SKU: 2133556842

Shandong, ChinaWeihai Zhonghao Pneumatic & Hydraulic Co., Ltd.

US$22.00

1-10 Pieces

US$21.00

11-50 Pieces

US$19.00

51-100 Pieces

US$16.00

101+ Pieces

Product profile

Customization

Available

Temperature

Ordinary Temperature

Certification

ISO9001

Model NO.

QF501C

Media

Oil

Standard

Connection Mode

External Thread

Power

Pneumatic

Material

Alloy

Type

Self-Operated

Warranty

1 Year

Weight (Kg)

1.3

Dimension(LWH)

100*90*160

Video Outgoing-Inspection

Provided

Machinery Test Report

Provided

Product Name

Qf501c

OEM

OEM Services Provided

Usage

Petroleumexploration Rig

Keyword

Air Control Valve

Name

Qf501c Air Control Valve

Transport Package

Carton

Specification

10X9X16 cm

Origin

China

Production Capacity

30000/Years

Key features

Versatile Air Path Control: Switches on/off different air paths by turning the handle to change slide plate position.

Durable Alloy Construction: Made of alloy material with springs, sealing elements, and bonnets for reliable performance.

OEM and ODM Support: OEM services provided with customization from samples, designs, or full customization options.

1-Year Warranty Coverage: Comprehensive 1-year warranty included for peace of mind and quality assurance.

ISO9001 Certified Quality: Manufactured under ISO9001 certification ensuring high standards of quality control.

Pneumatic Operation: Self-operated pneumatic valve designed for efficient control in industrial systems.

External Thread Connection: Features external thread connection mode for secure and standard installation.

Low Weight Design: Compact and lightweight at only 1.3 kg, facilitating easy handling and installation.

Company profile

High Repeat Buyers ChoicePatents AwardedNational Award receivedManagement Certification

Weihai Zhonghao Pneumatic & Hydraulic Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 5 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤2.99h

AI-Powered supplier vetting

SummaryWeihai Zhonghao Pneumatic Complete Equipment Co., Ltd. is presented as an integrated pneumatic and hydraulic equipment supplier covering R&D, production, sales and after-sales service. It identifies itself as a professional technical supplier offering 3D software design and sample-, design-, and fully customized services. The company reports more than 15 years of industry experience and operation since 2007, along with ISO9001, CE and SGS-related certifications or reports. Evidence supports responsive technical and after-sales assistance, inventory capability, valid manufacturing contracts with associated subcontractors, and structured supplier-service procedures. However, it reported no new products during the past year, has no overseas warehouse or showroom, and provides no direct evidence of customer cases or financial credibility. Finished-product inspection instructions exist, but written inspection records are not maintained.

Supplier typeThe supplier is explicitly described as a professional technical supplier and as an integrated enterprise covering R&D, production, sales and after-sales service for pneumatic and hydraulic components. Its stated business scope also includes electronic, electromechanical, plastic, rubber and related equipment products.

CertificationsThe company states that it holds ISO9001 and CE certifications and has SGS reports to enhance product credibility. This is explicit evidence of certification-related holdings, although the slices do not provide certificate validity dates or detailed scopes.

After-Sales capabilityThe supplier describes pre-sales, in-sales and after-sales support through on-site service, video guidance and phone assistance, supported by senior technical engineers handling installation, commissioning and fault diagnosis. It also reports inventory capability, but lacks overseas warehouse and showroom capability.

Production capacityThe supplier presents itself as a manufacturer with production capabilities, valid contracts with each related subcontractor, inventory capability, and documented service-capability procedures with records. Finished-product inspection instructions exist but lack written records, which limits evidence of production-quality control execution.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs and full customization, and provides 3D software design services. Its technical team is also described as experienced in product design and production technology, supporting tailored solutions.

Product Q&A

Q:What is the main function of the QF501C valve?

It is a handle-operated rotary valve that switches on/off different air paths by changing the relative position between the slide plate and the valve seat.

Q:What are the typical applications for this valve?

It is mainly used in pneumatic systems of oil or geological exploration drilling rigs, such as operating main clutches, drilling pumps, diesel engines, and well car clutches.

Q:What materials is the valve made of?

The valve is constructed from alloy material and includes components like springs, sealing elements, and bonnets.

Q:Does the supplier offer customization services?

Yes, OEM services are provided, and customization is available from samples, designs, or full customization options.

Q:What is the warranty period for this product?

The product comes with a 1-year warranty.