What is the warranty period?

The warranty period is 3 months.

Where is the supplier located?

The supplier is located in Weihai, Shandong, China.

What is the main application of this valve?

It is widely used in pneumatic systems for oilfield exploitation and oil equipment.

Qf508 Pressure Regulating Valve Is Widely Used in Pneumatic System Workover Rig

Name: Qf508 Pressure Regulating Valve Is Widely Used in Pneumatic System Workover Rig
Brand: Weihai Zhonghao Pneumatic & Hydraulic Co., Ltd.
SKU: 2135612812

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

US$50.00

1-10 Pieces

US$48.00

11-50 Pieces

US$45.00

51-100 Pieces

US$40.00

101+ Pieces

Product profile

Customization

Available

Media

Oil

Standard

ISO9001

Model NO.

QF508

Certification

ISO

Temperature

Ordinary Temperature

Connection

Thread

Valve Seat

Single-Seat

Structure

Spring Diaphragm

Material

Alloy

Type

Qf508 Pressure Regulating Valve

Machine Type

Oil Equipment

Use

Oilfield Exploitation

Warranty

3 Months

Weight (Kg)

1.9

Product Name

Qf508 Pressure Regulating Valve

OEM

OEM Services Provided

Application

Oil Equipment

Applicable Industries

Building Material Shops, Manufacturing Plant

Transport Package

Carton

Specification

6X5X17 cm

Origin

China

Production Capacity

30000/Years

Key features

OEM and ODM Support: Full customization and design customization services available for clients.

High Customer Satisfaction: Positive review rate of 96.0% from international markets.

ISO Certified Quality: Manufactured under ISO9001 standard with strict quality control.

Flexible Ordering: Low minimum order quantity of just 1 unit for easy procurement.

Diverse Payment Options: Supports T/T, D/P, PayPal, and small-amount payments.

Reliable Lead Time: Off-season lead time within 15 workdays for faster delivery.

Specialized Material: Constructed from durable alloy suitable for oil equipment applications.

Established Manufacturer: Factory established in 2007 with 27 employees and 3 QA inspectors.

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: ≤0.01h

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.