What is the warranty period?

The warranty period is 3 months.

What are the main applications for this valve?

It is mainly used in petroleum, energy, minerals, and ore mining applications.

What are the shipping terms?

We support FOB, CIF, and EXW international commercial terms.

Qf518 Top Rod Pneumatic Control Valve Ap118 Pressure

Name: Qf518 Top Rod Pneumatic Control Valve Ap118 Pressure
Brand: Weihai Zhonghao Pneumatic & Hydraulic Co., Ltd.
SKU: 2137038292

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

US$30.00

1-10 Pieces

US$28.00

11-50 Pieces

US$25.00

51-100 Pieces

US$20.00

101+ Pieces

Product profile

Customization

Available

Type

Qf518 Mechanical Control Valve

Machine Type

Drilling Parts

Model NO.

QF518

Processing Type

Casting

Use

Ore Mining

Warranty

3 Months

Weight (Kg)

Product Name

Qf518 Mechanical Control Valve

OEM

OEM Services Provided

Application

Petroleum, Energy and Minerals

Diameter mm

8mm

Effective Area S Value mm²

40mm²

Temperature Oc

5--60

Transport Package

Carton

Specification

9X6X6 cm

Origin

China

Production Capacity

30000/Years

Key features

Full Customization Support: Offers customization from samples, designs, and full customization services.

OEM and ODM Services: Provides both OEM and ODM services with dedicated R&D engineers.

Wide Application Range: Suitable for petroleum, energy, minerals, and ore mining industries.

High Supplier Reputation: Positive review rate of 96.0% with reliable quality control.

Flexible Payment Terms: Accepts T/T, D/P, PayPal, and small-amount payments.

Multiple Shipping Options: Supports FOB, CIF, and EXW international commercial terms.

Established Manufacturer: Manufacturer and trading company established since 2007.

Low Minimum Order: Minimum order quantity is just 1 unit for flexibility.

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: ≤0.61h

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.