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H-4 Pilot Operated Reducing Valve for Drilling Rig Winch Control

Name: H-4 Pilot Operated Reducing Valve for Drilling Rig Winch Control
Brand: Weihai Zhonghao Pneumatic & Hydraulic Co., Ltd.
SKU: 2142651342

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

US$135.00

1-10 Pieces

US$133.00

11-50 Pieces

US$130.00

51-100 Pieces

US$115.00

101+ Pieces

Product profile

Customization

Available

Media

Oil

Standard

ISO9001

Model NO.

H-4

Certification

CCC, RoHS, ISO, CE

Temperature

Ordinary Temperature

Connection

Thread

Valve Seat

Single-Seat

Structure

Piston

Material

Alloy

Warranty

6 Month

Nominal Diameter (mm)

Maximum Service Pressure(MPa)

1.6MPa

Working Temperature(Oc)

-40---60

Leakage(Nml/Min)

150nml/Min

OEM

OEM Services Provided

Application

Petroleum, Energy and Minerals

Transport Package

Carton

Specification

15*13*28

Origin

China

Production Capacity

30000/Years

Key features

Versatile Cam Operation: Reversible, rotating, and rearrangeable cams allow multiple 3-way, 2-unit, and multi-position configurations.

Piston Structure Design: Single-seat piston structure ensures reliable sealing and precise flow control for drilling rig winches.

Comprehensive Certifications: Certified with CCC, RoHS, ISO, and CE standards ensuring safety and quality compliance.

OEM and ODM Services: Full customization available from samples or designs with dedicated R&D engineering support.

Low Leakage Performance: Engineered for minimal leakage with a rating of 150 nml/Min for high efficiency.

Flexible Positioning: Available with detents for 2, 3, or 5 positions or spring return to center for 3-position operation.

Alloy Material Construction: Durable alloy material provides strength and resistance for petroleum and energy applications.

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: ≤5.40h

AI-Powered supplier vetting

SummaryWeihai Zhonghao Pneumatic Complete Equipment Co., Ltd. is a well-established supplier with over 15 years of experience in the pneumatic and hydraulic equipment industry. The company offers comprehensive services including R&D, production, sales, and after-sales support. It holds authoritative certifications such as ISO9001, CE, and SGS, which enhance its credibility. Despite lacking innovation in terms of new product development, the company excels in customization and export services. Furthermore, its after-sales service capability is robust, with a dedicated technical support team.

Supplier typeZhonghao is a specialized supplier in pneumatic and hydraulic equipment, with a comprehensive service offering that includes R&D, production, sales, and after-sales service.

CertificationsThe company holds authoritative certifications including ISO9001, CE, and SGS, which support its product credibility.

After-Sales capabilityZhonghao provides comprehensive after-sales service, including on-site service, video guidance, and phone support, along with a dedicated technical support team.

R&D capabilityThe company lacks innovation in terms of new product development as no new products were introduced in the past year.

Production capacityZhonghao has valid contracts with sub-contractors and in-stock service capacity, indicating strong production capabilities.

Customization capabilityThe supplier offers extensive customization capabilities, including customization from samples, designs, and full customization.

Product Q&A

Q:How is the quality of the product?

Our products have ISO quality certification.

Q:How long is the product delivery time limit?

3-7days

Q:Are you a factory?

Yes, we are a factory. We have a complete production line, a quality inspection process, and a complete production and research and development team.

Q:Is customization supported for this product?

can customize

Q:Can we visit your factory?

Sure, we warmly welcome and host many foreign customers to our factory for verification. We will provide accommodation and activities such as tours in the local area.